handle empty initial start time

This reverts commit 87bc3fae274ccfd9ce98aeae5ac379fadf657df3.

docs/api/openapi.yml

@@ -4406,10 +4406,6 @@ components:
       properties:
         duration:
           type: string
-        endTime:
-          format: date-time
-          nullable: true
-          type: string
         repeatOn:
           items:
             $ref: '#/components/schemas/RuletypesRepeatOn'
@@ -4417,11 +4413,7 @@ components:
           type: array
         repeatType:
           $ref: '#/components/schemas/RuletypesRepeatType'
-        startTime:
-          format: date-time
-          type: string
       required:
-      - startTime
       - duration
       - repeatType
       type: object
@@ -4588,6 +4580,7 @@ components:
           type: string
       required:
       - timezone
+      - startTime
       type: object
     RuletypesScheduleType:
       enum:

frontend/src/api/generated/services/sigNoz.schemas.ts

@@ -5354,23 +5354,12 @@ export interface RuletypesRecurrenceDTO {
 	 * @type string
 	 */
 	duration: string;
-	/**
-	 * @type string
-	 * @format date-time
-	 * @nullable true
-	 */
-	endTime?: Date | null;
 	/**
 	 * @type array
 	 * @nullable true
 	 */
 	repeatOn?: RuletypesRepeatOnDTO[] | null;
 	repeatType: RuletypesRepeatTypeDTO;
-	/**
-	 * @type string
-	 * @format date-time
-	 */
-	startTime: Date;
 }
 
 export interface RuletypesRenotifyDTO {
@@ -5555,7 +5544,7 @@ export interface RuletypesScheduleDTO {
 	 * @type string
 	 * @format date-time
 	 */
-	startTime?: Date;
+	startTime: Date;
 	/**
 	 * @type string
 	 */

frontend/src/container/PlannedDowntime/PlannedDowntime.tsx

@@ -17,6 +17,7 @@ import { Search } from 'lucide-react';
 import { useAppContext } from 'providers/App/App';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import { USER_ROLES } from 'types/roles';
+import { DeepPartial } from 'utils/types';
 
 import 'dayjs/locale/en';
 
@@ -24,7 +25,7 @@ import { PlannedDowntimeDeleteModal } from './PlannedDowntimeDeleteModal';
 import { PlannedDowntimeForm } from './PlannedDowntimeForm';
 import { PlannedDowntimeList } from './PlannedDowntimeList';
 import {
-	defautlInitialValues,
+	defaultInitialValues,
 	deleteDowntimeHandler,
 } from './PlannedDowntimeutils';
 
@@ -48,8 +49,8 @@ export function PlannedDowntime(): JSX.Element {
 	const urlQuery = useUrlQuery();
 
 	const [initialValues, setInitialValues] =
-		useState<Partial<RuletypesPlannedMaintenanceDTO & { editMode: boolean }>>(
-			defautlInitialValues,
+		useState<DeepPartial<RuletypesPlannedMaintenanceDTO & { editMode: boolean }>>(
+			defaultInitialValues,
 		);
 
 	const downtimeSchedules = useListDowntimeSchedules();
@@ -149,7 +150,7 @@ export function PlannedDowntime(): JSX.Element {
 							icon={<PlusOutlined />}
 							type="primary"
 							onClick={(): void => {
-								setInitialValues({ ...defautlInitialValues, editMode: false });
+								setInitialValues({ ...defaultInitialValues, editMode: false });
 								setIsOpen(true);
 								setEditMode(false);
 								form.resetFields();

frontend/src/container/PlannedDowntime/PlannedDowntimeForm.tsx

@@ -1,4 +1,10 @@
-import React, { useCallback, useEffect, useMemo, useState } from 'react';
+import React, {
+	ReactNode,
+	useCallback,
+	useEffect,
+	useMemo,
+	useState,
+} from 'react';
 import { CheckOutlined } from '@ant-design/icons';
 import {
 	Button,
@@ -38,6 +44,8 @@ import { defaultTo, isEmpty } from 'lodash-es';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 import { ALL_TIME_ZONES } from 'utils/timeZoneUtil';
+import { type PanelMode } from 'rc-picker/lib/interface';
+import { DeepPartial } from 'utils/types';
 
 import 'dayjs/locale/en';
 
@@ -69,14 +77,13 @@ interface PlannedDowntimeFormData {
 	endTime: dayjs.Dayjs | string;
 	recurrence?: RuletypesRecurrenceDTO | null;
 	alertRules: DefaultOptionType[];
-	recurrenceSelect?: RuletypesRecurrenceDTO;
 	timezone?: string;
 }
 
 const customFormat = DATE_TIME_FORMATS.ORDINAL_DATETIME;
 
 interface PlannedDowntimeFormProps {
-	initialValues: Partial<
+	initialValues: DeepPartial<
 		RuletypesPlannedMaintenanceDTO & {
 			editMode: boolean;
 		}
@@ -88,7 +95,7 @@ interface PlannedDowntimeFormProps {
 	setIsOpen: React.Dispatch<React.SetStateAction<boolean>>;
 	refetchAllSchedules: () => void;
 	isEditMode: boolean;
-	form: FormInstance<any>;
+	form: FormInstance;
 }
 
 export function PlannedDowntimeForm(
@@ -132,14 +139,13 @@ export function PlannedDowntimeForm(
 	const { notifications } = useNotifications();
 	const { showErrorModal } = useErrorModal();
 
-	const datePickerFooter = (mode: any): any =>
+	const datePickerFooter = (mode: PanelMode): ReactNode =>
 		mode === 'time' ? (
 			<span style={{ color: 'gray' }}>Please select the time</span>
 		) : null;
 
-	const saveHanlder = useCallback(
+	const saveHandler = useCallback(
 		async (values: PlannedDowntimeFormData) => {
-			const shouldKeepLocalTime = !isEditMode;
 			const data: RuletypesPostablePlannedMaintenanceDTO = {
 				alertIds: values.alertRules
 					.map((alert) => alert.value)
@@ -151,7 +157,6 @@ export function PlannedDowntimeForm(
 							values.startTime,
 							timezoneInitialValue,
 							values.timezone,
-							shouldKeepLocalTime,
 						),
 					),
 					timezone: values.timezone as string,
@@ -161,7 +166,6 @@ export function PlannedDowntimeForm(
 									values.endTime,
 									timezoneInitialValue,
 									values.timezone,
-									shouldKeepLocalTime,
 								),
 							)
 						: undefined,
@@ -202,38 +206,24 @@ export function PlannedDowntimeForm(
 		],
 	);
 	const onFinish = async (values: PlannedDowntimeFormData): Promise<void> => {
+		const { recurrence } = values;
 		const recurrenceData =
-			values?.recurrence?.repeatType === recurrenceOptions.doesNotRepeat.value
+			!recurrence ||
+			recurrence.repeatType === recurrenceOptions.doesNotRepeat.value
 				? undefined
 				: {
-						duration: values.recurrence?.duration
-							? `${values.recurrence?.duration}${durationUnit}`
+						duration: recurrence.duration
+							? `${recurrence.duration}${durationUnit}`
 							: undefined,
-						endTime: !isEmpty(values.endTime)
-							? handleTimeConversion(
-									values.endTime,
-									timezoneInitialValue,
-									values.timezone,
-									!isEditMode,
-								)
-							: undefined,
-						startTime: handleTimeConversion(
-							values.startTime,
-							timezoneInitialValue,
-							values.timezone,
-							!isEditMode,
-						),
-						repeatOn: !values.recurrence?.repeatOn?.length
-							? undefined
-							: values.recurrence?.repeatOn,
-						repeatType: values.recurrence?.repeatType,
+						repeatOn: recurrence.repeatOn?.length ? recurrence.repeatOn : undefined,
+						repeatType: recurrence.repeatType,
 					};
 
 		const payloadValues = {
 			...values,
 			recurrence: recurrenceData as RuletypesRecurrenceDTO | undefined,
 		};
-		await saveHanlder(payloadValues);
+		await saveHandler(payloadValues);
 	};
 
 	const formValidationRules = [
@@ -286,7 +276,7 @@ export function PlannedDowntimeForm(
 				: '',
 			recurrence: {
 				...initialValues.schedule?.recurrence,
-				repeatType: (!isScheduleRecurring(initialValues?.schedule)
+				repeatType: (!isScheduleRecurring(initialValues.schedule)
 					? recurrenceOptions.doesNotRepeat.value
 					: initialValues.schedule?.recurrence
 							?.repeatType) as RuletypesRecurrenceDTO['repeatType'],
@@ -316,7 +306,6 @@ export function PlannedDowntimeForm(
 	const getTimezoneFormattedTime = (
 		time: string | dayjs.Dayjs,
 		timeZone?: string,
-		isEditMode?: boolean,
 		format?: string,
 	): string => {
 		if (!time) {
@@ -325,20 +314,11 @@ export function PlannedDowntimeForm(
 		if (!timeZone) {
 			return dayjs(time).format(format);
 		}
-		return dayjs(time).tz(timeZone, isEditMode).format(format);
+		return dayjs(time).tz(timeZone).format(format);
 	};
 
 	const startTimeText = useMemo((): string => {
-		let startTime = formData?.startTime;
-		if (recurrenceType !== recurrenceOptions.doesNotRepeat.value) {
-			startTime =
-				(formData?.recurrence?.startTime
-					? dayjs(formData.recurrence.startTime).toISOString()
-					: '') ||
-				formData?.startTime ||
-				'';
-		}
-
+		let startTime = formData.startTime;
 		if (!startTime) {
 			return '';
 		}
@@ -348,7 +328,6 @@ export function PlannedDowntimeForm(
 				startTime,
 				timezoneInitialValue,
 				formData?.timezone,
-				!isEditMode,
 			);
 		}
 		const daysOfWeek = formData?.recurrence?.repeatOn;
@@ -356,21 +335,16 @@ export function PlannedDowntimeForm(
 		const formattedStartTime = getTimezoneFormattedTime(
 			startTime,
 			formData.timezone,
-			!isEditMode,
 			TIME_FORMAT,
 		);
-
 		const formattedStartDate = getTimezoneFormattedTime(
 			startTime,
 			formData.timezone,
-			!isEditMode,
 			DATE_FORMAT,
 		);
-
 		const ordinalFormat = getTimezoneFormattedTime(
 			startTime,
 			formData.timezone,
-			!isEditMode,
 			ORDINAL_FORMAT,
 		);
 
@@ -387,21 +361,10 @@ export function PlannedDowntimeForm(
 			default:
 				return `Scheduled for ${formattedStartDate} starting at ${formattedStartTime}.`;
 		}
-	}, [formData, recurrenceType, isEditMode, timezoneInitialValue]);
+	}, [formData, recurrenceType, timezoneInitialValue]);
 
 	const endTimeText = useMemo((): string => {
 		let endTime = formData?.endTime;
-		if (recurrenceType !== recurrenceOptions.doesNotRepeat.value) {
-			endTime =
-				(formData?.recurrence?.endTime
-					? dayjs(formData.recurrence.endTime).toISOString()
-					: '') || '';
-
-			if (!isEditMode && !endTime) {
-				endTime = formData?.endTime || '';
-			}
-		}
-
 		if (!endTime) {
 			return '';
 		}
@@ -411,25 +374,21 @@ export function PlannedDowntimeForm(
 				endTime,
 				timezoneInitialValue,
 				formData?.timezone,
-				!isEditMode,
 			);
 		}
 
 		const formattedEndTime = getTimezoneFormattedTime(
 			endTime,
 			formData.timezone,
-			!isEditMode,
 			TIME_FORMAT,
 		);
-
 		const formattedEndDate = getTimezoneFormattedTime(
 			endTime,
 			formData.timezone,
-			!isEditMode,
 			DATE_FORMAT,
 		);
 		return `Scheduled to end maintenance on ${formattedEndDate} at ${formattedEndTime}.`;
-	}, [formData, recurrenceType, isEditMode, timezoneInitialValue]);
+	}, [formData, timezoneInitialValue]);
 
 	return (
 		<Modal
@@ -464,7 +423,7 @@ export function PlannedDowntimeForm(
 					name="startTime"
 					rules={formValidationRules}
 					className={!isEmpty(startTimeText) ? 'formItemWithBullet' : ''}
-					getValueProps={(value): any => ({
+					getValueProps={(value) => ({
 						value: value ? dayjs(value).tz(timezoneInitialValue) : undefined,
 					})}
 				>
@@ -545,7 +504,7 @@ export function PlannedDowntimeForm(
 						},
 					]}
 					className={!isEmpty(endTimeText) ? 'formItemWithBullet' : ''}
-					getValueProps={(value): any => ({
+					getValueProps={(value) => ({
 						value: value ? dayjs(value).tz(timezoneInitialValue) : undefined,
 					})}
 				>

frontend/src/container/PlannedDowntime/PlannedDowntimeList.tsx

@@ -1,4 +1,4 @@
-import { ReactNode, useEffect } from 'react';
+import React, { ReactNode, useEffect } from 'react';
 import { UseQueryResult } from 'react-query';
 import { Color } from '@signozhq/design-tokens';
 import {
@@ -26,8 +26,9 @@ import { defaultTo } from 'lodash-es';
 import { CalendarClock, PenLine, Trash2 } from 'lucide-react';
 import { useAppContext } from 'providers/App/App';
 import { USER_ROLES } from 'types/roles';
+import { showErrorNotification } from 'utils/error';
+import { DeepPartial } from 'utils/types';
 
-import { showErrorNotification } from '../../utils/error';
 import {
 	formatDateTime,
 	getAlertOptionsFromIds,
@@ -35,7 +36,6 @@ import {
 	getEndTime,
 	recurrenceInfo,
 } from './PlannedDowntimeutils';
-
 import './PlannedDowntime.styles.scss';
 
 const { Panel } = Collapse;
@@ -144,7 +144,7 @@ export function CollapseListContent({
 	created_at?: string;
 	created_by_name?: string;
 	created_by_email?: string;
-	timeframe: [string | undefined | null, string | undefined | null];
+	timeframe: [string | undefined, string | undefined];
 	repeats?: RuletypesRecurrenceDTO | null;
 	updated_at?: string;
 	updated_by_name?: string;
@@ -200,7 +200,12 @@ export function CollapseListContent({
 				),
 			)}
 			{renderItems('Timezone', <Typography>{timezone || '-'}</Typography>)}
-			{renderItems('Repeats', <Typography>{recurrenceInfo(repeats)}</Typography>)}
+			{renderItems(
+				'Repeats',
+				<Typography>
+					{recurrenceInfo(timeframe[0], timeframe[1], repeats)}
+				</Typography>,
+			)}
 			{renderItems(
 				'Alerts silenced',
 				alertOptions?.length ? (
@@ -220,7 +225,7 @@ export function CollapseListContent({
 export function CustomCollapseList(
 	props: DowntimeSchedulesTableData & {
 		setInitialValues: React.Dispatch<
-			React.SetStateAction<Partial<RuletypesPlannedMaintenanceDTO>>
+			React.SetStateAction<DeepPartial<RuletypesPlannedMaintenanceDTO>>
 		>;
 		setModalOpen: React.Dispatch<React.SetStateAction<boolean>>;
 		handleDeleteDowntime: (id: string, name: string) => void;
@@ -291,9 +296,7 @@ export function CustomCollapseList(
 							schedule?.startTime?.toString(),
 							typeof endTime === 'string' ? endTime : endTime?.toString(),
 						]}
-						repeats={
-							schedule?.recurrence as RuletypesRecurrenceDTO | null | undefined
-						}
+						repeats={schedule?.recurrence}
 						updated_at={updatedAt ? dayjs(updatedAt).toISOString() : ''}
 						updated_by_name={defaultTo(updatedBy, '')}
 						alertOptions={alertOptions}
@@ -328,7 +331,7 @@ export function PlannedDowntimeList({
 	>;
 	alertOptions: DefaultOptionType[];
 	setInitialValues: React.Dispatch<
-		React.SetStateAction<Partial<RuletypesPlannedMaintenanceDTO>>
+		React.SetStateAction<DeepPartial<RuletypesPlannedMaintenanceDTO>>
 	>;
 	setModalOpen: React.Dispatch<React.SetStateAction<boolean>>;
 	handleDeleteDowntime: (id: string, name: string) => void;

frontend/src/container/PlannedDowntime/PlannedDowntimeutils.ts

@@ -2,7 +2,7 @@ import { UseMutateAsyncFunction } from 'react-query';
 import type { NotificationInstance } from 'antd/es/notification/interface';
 import type { DefaultOptionType } from 'antd/es/select';
 import { convertToApiError } from 'api/ErrorResponseHandlerForGeneratedAPIs';
-import type {
+import {
 	DeleteDowntimeScheduleByIDPathParameters,
 	RenderErrorResponseDTO,
 	RuletypesPlannedMaintenanceDTO,
@@ -14,6 +14,7 @@ import { DATE_TIME_FORMATS } from 'constants/dateTimeFormats';
 import dayjs from 'dayjs';
 import { isEmpty, isEqual } from 'lodash-es';
 import APIError from 'types/api/error';
+import { DeepPartial } from 'utils/types';
 
 type DateTimeString = string | null | undefined;
 
@@ -60,13 +61,15 @@ export const getAlertOptionsFromIds = (
 	);
 
 export const recurrenceInfo = (
+	startTime?: string,
+	endTime?: string,
 	recurrence?: RuletypesRecurrenceDTO | null,
 ): string => {
 	if (!recurrence) {
 		return 'No';
 	}
 
-	const { startTime, duration, repeatOn, repeatType, endTime } = recurrence;
+	const { duration, repeatOn, repeatType } = recurrence;
 
 	const formattedStartTime = startTime
 		? formatDateTime(dayjs(startTime).toISOString())
@@ -80,7 +83,7 @@ export const recurrenceInfo = (
 	return `Repeats - ${repeatType} ${weeklyRepeatString} from ${formattedStartTime} ${formattedEndTime} ${durationString}`;
 };
 
-export const defautlInitialValues: Partial<
+export const defaultInitialValues: DeepPartial<
 	RuletypesPlannedMaintenanceDTO & { editMode: boolean }
 > = {
 	name: '',
@@ -210,39 +213,17 @@ export const recurrenceOptionWithSubmenu: Option[] = [
 	recurrenceOptions.monthly,
 ];
 
-export const getRecurrenceOptionFromValue = (
-	value?: string | Option | null,
-): Option | null | undefined => {
-	if (!value) {
-		return null;
-	}
-	if (typeof value === 'string') {
-		return Object.values(recurrenceOptions).find(
-			(option) => option.value === value,
-		);
-	}
-	return value;
-};
-
 export const getEndTime = ({
-	kind,
 	schedule,
-}: Partial<
+}: DeepPartial<
 	RuletypesPlannedMaintenanceDTO & {
 		editMode: boolean;
 	}
->): string | dayjs.Dayjs => {
-	if (kind === 'fixed') {
-		return schedule?.endTime ? dayjs(schedule.endTime).toISOString() : '';
-	}
-
-	return schedule?.recurrence?.endTime
-		? dayjs(schedule.recurrence.endTime).toISOString()
-		: '';
-};
+>): string | dayjs.Dayjs =>
+	schedule?.endTime ? dayjs(schedule.endTime).toISOString() : '';
 
 export const isScheduleRecurring = (
-	schedule?: RuletypesPlannedMaintenanceDTO['schedule'] | null,
+	schedule?: DeepPartial<RuletypesPlannedMaintenanceDTO['schedule']> | null,
 ): boolean => (schedule ? !isEmpty(schedule?.recurrence) : false);
 
 function convertUtcOffsetToTimezoneOffset(offsetMinutes: number): string {
@@ -272,7 +253,6 @@ export function handleTimeConversion(
 	dateValue: string | dayjs.Dayjs,
 	timezoneInit?: string,
 	timezone?: string,
-	shouldKeepLocalTime?: boolean,
 ): string {
 	const timezoneChanged = !isEqual(timezoneInit, timezone);
 	const initialTime = dayjs(dateValue).tz(timezoneInit);
@@ -280,5 +260,5 @@ export function handleTimeConversion(
 	const formattedTime = formatWithTimezone(initialTime, timezone);
 	return timezoneChanged
 		? formattedTime
-		: dayjs(dateValue).tz(timezone, shouldKeepLocalTime).format();
+		: dayjs(dateValue).tz(timezone).format();
 }

frontend/src/container/PlannedDowntime/__test__/testUtils.ts

@@ -8,7 +8,7 @@ import {
 } from 'api/generated/services/sigNoz.schemas';
 
 export const buildSchedule = (
-	schedule: Partial<RuletypesScheduleDTO>,
+	schedule: RuletypesScheduleDTO,
 ): RuletypesScheduleDTO => ({
 	timezone: schedule?.timezone ?? '',
 	startTime: schedule?.startTime,
@@ -17,16 +17,13 @@ export const buildSchedule = (
 });
 
 export const createMockDowntime = (
-	overrides: Partial<RuletypesPlannedMaintenanceDTO>,
+	overrides: Partial<RuletypesPlannedMaintenanceDTO> &
+		Pick<RuletypesPlannedMaintenanceDTO, 'schedule'>,
 ): RuletypesPlannedMaintenanceDTO => ({
 	id: overrides.id ?? '0',
 	name: overrides.name ?? '',
 	description: overrides.description ?? '',
-	schedule: buildSchedule({
-		timezone: 'UTC',
-		startTime: new Date('2024-01-01'),
-		...overrides.schedule,
-	}),
+	schedule: overrides.schedule,
 	alertIds: overrides.alertIds ?? [],
 	createdAt: overrides.createdAt,
 	createdBy: overrides.createdBy ?? '',

frontend/src/types/common/index.ts

@@ -19,7 +19,6 @@ export type ServerError = 500;
 export type SuccessStatusCode = Created | Success | SuccessNoContent;
 
 export type ErrorStatusCode =
-	| Forbidden
 	| Forbidden
 	| Unauthorized
 	| NotFound

frontend/src/utils/types.ts

@@ -0,0 +1,22 @@
+type Builtin =
+	| string
+	| number
+	| boolean
+	| bigint
+	| symbol
+	| null
+	| undefined
+	| Function // eslint-disable-line
+	| Date
+	| RegExp
+	| Error;
+
+export type DeepPartial<T> = T extends Builtin
+	? T
+	: T extends Array<infer U>
+		? Array<DeepPartial<U>>
+		: T extends ReadonlyArray<infer U>
+			? ReadonlyArray<DeepPartial<U>>
+			: T extends object
+				? { [K in keyof T]?: DeepPartial<T[K]> }
+				: T;

pkg/types/ruletypes/maintenance.go

@@ -11,9 +11,7 @@ import (
 	"github.com/uptrace/bun"
 )
 
-var (
-	ErrCodeInvalidPlannedMaintenancePayload = errors.MustNewCode("invalid_planned_maintenance_payload")
-)
+var ErrCodeInvalidPlannedMaintenancePayload = errors.MustNewCode("invalid_planned_maintenance_payload")
 
 type MaintenanceStatus struct {
 	valuer.String
@@ -63,15 +61,15 @@ type StorablePlannedMaintenance struct {
 }
 
 type PlannedMaintenance struct {
-	ID          valuer.UUID `json:"id" required:"true"`
-	Name        string      `json:"name" required:"true"`
-	Description string      `json:"description"`
-	Schedule    *Schedule   `json:"schedule" required:"true"`
-	RuleIDs     []string    `json:"alertIds"`
-	CreatedAt   time.Time   `json:"createdAt"`
-	CreatedBy   string      `json:"createdBy"`
-	UpdatedAt   time.Time   `json:"updatedAt"`
-	UpdatedBy   string      `json:"updatedBy"`
+	ID          valuer.UUID       `json:"id" required:"true"`
+	Name        string            `json:"name" required:"true"`
+	Description string            `json:"description"`
+	Schedule    *Schedule         `json:"schedule" required:"true"`
+	RuleIDs     []string          `json:"alertIds"`
+	CreatedAt   time.Time         `json:"createdAt"`
+	CreatedBy   string            `json:"createdBy"`
+	UpdatedAt   time.Time         `json:"updatedAt"`
+	UpdatedBy   string            `json:"updatedBy"`
 	Status      MaintenanceStatus `json:"status" required:"true"`
 	Kind        MaintenanceKind   `json:"kind" required:"true"`
 }
@@ -100,11 +98,11 @@ func (p *PostablePlannedMaintenance) Validate() error {
 	if _, err := time.LoadLocation(p.Schedule.Timezone); err != nil {
 		return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "invalid timezone in the payload")
 	}
-
-	if !p.Schedule.StartTime.IsZero() && !p.Schedule.EndTime.IsZero() {
-		if p.Schedule.StartTime.After(p.Schedule.EndTime) {
-			return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "start time cannot be after end time")
-		}
+	if p.Schedule.StartTime.IsZero() {
+		return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "missing start time in the payload")
+	}
+	if !p.Schedule.EndTime.IsZero() && p.Schedule.StartTime.After(p.Schedule.EndTime) {
+		return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "start time cannot be after end time")
 	}
 
 	if p.Schedule.Recurrence != nil {
@@ -114,9 +112,6 @@ func (p *PostablePlannedMaintenance) Validate() error {
 		if p.Schedule.Recurrence.Duration.IsZero() {
 			return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "missing duration in the payload")
 		}
-		if p.Schedule.Recurrence.EndTime != nil && p.Schedule.Recurrence.EndTime.Before(p.Schedule.Recurrence.StartTime) {
-			return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "end time cannot be before start time")
-		}
 	}
 	return nil
 }
@@ -159,43 +154,34 @@ func (m *PlannedMaintenance) ShouldSkip(ruleID string, now time.Time) bool {
 		return false
 	}
 
+	// TODO(jatinderjit): `In(loc)` conversions seem redundant
 	currentTime := now.In(loc)
+	startTime := m.Schedule.StartTime.In(loc)
+	endTime := m.Schedule.EndTime.In(loc)
 
-	// fixed schedule
-	if !m.Schedule.StartTime.IsZero() && !m.Schedule.EndTime.IsZero() {
-		startTime := m.Schedule.StartTime.In(loc)
-		endTime := m.Schedule.EndTime.In(loc)
-		if currentTime.Equal(startTime) || currentTime.Equal(endTime) ||
-			(currentTime.After(startTime) && currentTime.Before(endTime)) {
-			return true
-		}
+	// Maintenance window hasn't yet started
+	if currentTime.Before(startTime) {
+		return false
+	}
+
+	// Maintenance window has ended
+	if !endTime.IsZero() && currentTime.After(endTime) {
+		return false
+	}
+
+	// Fixed schedule (startTime <= currentTime <= endTime)
+	if m.Schedule.Recurrence == nil {
+		return true
 	}
 
 	// recurring schedule
-	if m.Schedule.Recurrence != nil {
-		start := m.Schedule.Recurrence.StartTime
-
-		// Make sure the recurrence has started
-		if currentTime.Before(start.In(loc)) {
-			return false
-		}
-
-		// Check if recurrence has expired
-		if m.Schedule.Recurrence.EndTime != nil {
-			endTime := *m.Schedule.Recurrence.EndTime
-			if !endTime.IsZero() && currentTime.After(endTime.In(loc)) {
-				return false
-			}
-		}
-
-		switch m.Schedule.Recurrence.RepeatType {
-		case RepeatTypeDaily:
-			return m.checkDaily(currentTime, m.Schedule.Recurrence, loc)
-		case RepeatTypeWeekly:
-			return m.checkWeekly(currentTime, m.Schedule.Recurrence, loc)
-		case RepeatTypeMonthly:
-			return m.checkMonthly(currentTime, m.Schedule.Recurrence, loc)
-		}
+	switch m.Schedule.Recurrence.RepeatType {
+	case RepeatTypeDaily:
+		return m.checkDaily(currentTime, m.Schedule.Recurrence, loc)
+	case RepeatTypeWeekly:
+		return m.checkWeekly(currentTime, m.Schedule.Recurrence, loc)
+	case RepeatTypeMonthly:
+		return m.checkMonthly(currentTime, m.Schedule.Recurrence, loc)
 	}
 
 	return false
@@ -206,7 +192,7 @@ func (m *PlannedMaintenance) ShouldSkip(ruleID string, now time.Time) bool {
 func (m *PlannedMaintenance) checkDaily(currentTime time.Time, rec *Recurrence, loc *time.Location) bool {
 	candidate := time.Date(
 		currentTime.Year(), currentTime.Month(), currentTime.Day(),
-		rec.StartTime.Hour(), rec.StartTime.Minute(), 0, 0,
+		m.Schedule.StartTime.Hour(), m.Schedule.StartTime.Minute(), 0, 0,
 		loc,
 	)
 	if candidate.After(currentTime) {
@@ -234,7 +220,7 @@ func (m *PlannedMaintenance) checkWeekly(currentTime time.Time, rec *Recurrence,
 		// Build a candidate occurrence by rebasing today's date to the allowed weekday.
 		candidate := time.Date(
 			currentTime.Year(), currentTime.Month(), currentTime.Day(),
-			rec.StartTime.Hour(), rec.StartTime.Minute(), 0, 0,
+			m.Schedule.StartTime.Hour(), m.Schedule.StartTime.Minute(), 0, 0,
 			loc,
 		).AddDate(0, 0, delta)
 		// If the candidate is in the future, subtract 7 days.
@@ -251,7 +237,8 @@ func (m *PlannedMaintenance) checkWeekly(currentTime time.Time, rec *Recurrence,
 // checkMonthly rebases the candidate occurrence using the recurrence's day-of-month.
 // If the candidate for the current month is in the future, it uses the previous month.
 func (m *PlannedMaintenance) checkMonthly(currentTime time.Time, rec *Recurrence, loc *time.Location) bool {
-	refDay := rec.StartTime.Day()
+	startTime := m.Schedule.StartTime
+	refDay := startTime.Day()
 	year, month, _ := currentTime.Date()
 	lastDay := time.Date(year, month+1, 0, 0, 0, 0, 0, loc).Day()
 	day := refDay
@@ -259,7 +246,7 @@ func (m *PlannedMaintenance) checkMonthly(currentTime time.Time, rec *Recurrence
 		day = lastDay
 	}
 	candidate := time.Date(year, month, day,
-		rec.StartTime.Hour(), rec.StartTime.Minute(), rec.StartTime.Second(), rec.StartTime.Nanosecond(),
+		startTime.Hour(), startTime.Minute(), startTime.Second(), startTime.Nanosecond(),
 		loc,
 	)
 	if candidate.After(currentTime) {
@@ -269,12 +256,12 @@ func (m *PlannedMaintenance) checkMonthly(currentTime time.Time, rec *Recurrence
 		lastDayPrev := time.Date(y, m+1, 0, 0, 0, 0, 0, loc).Day()
 		if refDay > lastDayPrev {
 			candidate = time.Date(y, m, lastDayPrev,
-				rec.StartTime.Hour(), rec.StartTime.Minute(), rec.StartTime.Second(), rec.StartTime.Nanosecond(),
+				startTime.Hour(), startTime.Minute(), startTime.Second(), startTime.Nanosecond(),
 				loc,
 			)
 		} else {
 			candidate = time.Date(y, m, refDay,
-				rec.StartTime.Hour(), rec.StartTime.Minute(), rec.StartTime.Second(), rec.StartTime.Nanosecond(),
+				startTime.Hour(), startTime.Minute(), startTime.Second(), startTime.Nanosecond(),
 				loc,
 			)
 		}
@@ -296,14 +283,7 @@ func (m *PlannedMaintenance) IsUpcoming() bool {
 		return false
 	}
 	now := time.Now().In(loc)
-
-	if !m.Schedule.StartTime.IsZero() && !m.Schedule.EndTime.IsZero() {
-		return now.Before(m.Schedule.StartTime)
-	}
-	if m.Schedule.Recurrence != nil {
-		return now.Before(m.Schedule.Recurrence.StartTime)
-	}
-	return false
+	return now.Before(m.Schedule.StartTime)
 }
 
 func (m *PlannedMaintenance) IsRecurring() bool {
@@ -320,16 +300,16 @@ func (m *PlannedMaintenance) Validate() error {
 	if m.Schedule.Timezone == "" {
 		return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "missing timezone in the payload")
 	}
-
 	_, err := time.LoadLocation(m.Schedule.Timezone)
 	if err != nil {
 		return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "invalid timezone in the payload")
 	}
+	if m.Schedule.StartTime.IsZero() {
+		return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "missing start time in the payload")
+	}
 
-	if !m.Schedule.StartTime.IsZero() && !m.Schedule.EndTime.IsZero() {
-		if m.Schedule.StartTime.After(m.Schedule.EndTime) {
-			return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "start time cannot be after end time")
-		}
+	if !m.Schedule.EndTime.IsZero() && m.Schedule.StartTime.After(m.Schedule.EndTime) {
+		return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "start time cannot be after end time")
 	}
 
 	if m.Schedule.Recurrence != nil {
@@ -339,9 +319,6 @@ func (m *PlannedMaintenance) Validate() error {
 		if m.Schedule.Recurrence.Duration.IsZero() {
 			return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "missing duration in the payload")
 		}
-		if m.Schedule.Recurrence.EndTime != nil && m.Schedule.Recurrence.EndTime.Before(m.Schedule.Recurrence.StartTime) {
-			return errors.Newf(errors.TypeInvalidInput, ErrCodeInvalidPlannedMaintenancePayload, "end time cannot be before start time")
-		}
 	}
 	return nil
 }

pkg/types/ruletypes/maintenance_test.go

@@ -7,13 +7,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/valuer"
 )
 
-// Helper function to create a time pointer.
-func timePtr(t time.Time) *time.Time {
-	return &t
-}
-
 func TestShouldSkipMaintenance(t *testing.T) {
-
 	cases := []struct {
 		name        string
 		maintenance *PlannedMaintenance
@@ -24,9 +18,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "only-on-saturday",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "Europe/London",
+					Timezone:  "Europe/London",
+					StartTime: time.Date(2025, 3, 1, 0, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2025, 3, 1, 0, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("24h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday, RepeatOnTuesday, RepeatOnWednesday, RepeatOnThursday, RepeatOnFriday, RepeatOnSunday},
@@ -41,10 +35,10 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "weekly-across-midnight-previous-day",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 22, 0, 0, 0, time.UTC), // Monday 22:00
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 4, 1, 22, 0, 0, 0, time.UTC), // Monday 22:00
-						Duration:   valuer.MustParseTextDuration("4h"),           // Until Tuesday 02:00
+						Duration:   valuer.MustParseTextDuration("4h"), // Until Tuesday 02:00
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday}, // Only Monday
 					},
@@ -58,10 +52,10 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "weekly-across-midnight-previous-day",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 22, 0, 0, 0, time.UTC), // Monday 22:00
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 4, 1, 22, 0, 0, 0, time.UTC), // Monday 22:00
-						Duration:   valuer.MustParseTextDuration("4h"),           // Until Tuesday 02:00
+						Duration:   valuer.MustParseTextDuration("4h"), // Until Tuesday 02:00
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday}, // Only Monday
 					},
@@ -75,10 +69,10 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "weekly-across-midnight-previous-day",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 22, 0, 0, 0, time.UTC), // Monday 22:00
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 4, 1, 22, 0, 0, 0, time.UTC), // Monday 22:00
-						Duration:   valuer.MustParseTextDuration("52h"),          // Until Thursday 02:00
+						Duration:   valuer.MustParseTextDuration("52h"), // Until Thursday 02:00
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday}, // Only Monday
 					},
@@ -92,10 +86,10 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "weekly-across-midnight-previous-day-not-in-repeaton",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 2, 22, 0, 0, 0, time.UTC), // Tuesday 22:00
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 4, 2, 22, 0, 0, 0, time.UTC), // Tuesday 22:00
-						Duration:   valuer.MustParseTextDuration("4h"),           // Until Wednesday 02:00
+						Duration:   valuer.MustParseTextDuration("4h"), // Until Wednesday 02:00
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnTuesday}, // Only Tuesday
 					},
@@ -109,10 +103,10 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "daily-maintenance-across-midnight",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 23, 0, 0, 0, time.UTC), // 23:00
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 23, 0, 0, 0, time.UTC), // 23:00
-						Duration:   valuer.MustParseTextDuration("2h"),           // Until 01:00 next day
+						Duration:   valuer.MustParseTextDuration("2h"), // Until 01:00 next day
 						RepeatType: RepeatTypeDaily,
 					},
 				},
@@ -125,9 +119,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "at-start-time-boundary",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeDaily,
 					},
@@ -141,9 +135,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "at-end-time-boundary",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeDaily,
 					},
@@ -157,9 +151,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "monthly-multi-day-duration",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 28, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 28, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("72h"), // 3 days
 						RepeatType: RepeatTypeMonthly,
 					},
@@ -173,9 +167,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "weekly-multi-day-duration",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 28, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 28, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("72h"), // 3 days
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnSunday},
@@ -190,9 +184,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "monthly-crosses-to-next-month",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 30, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 30, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("48h"), // 2 days, crosses to Feb 1
 						RepeatType: RepeatTypeMonthly,
 					},
@@ -206,9 +200,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "timezone-offset-test",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "America/New_York", // UTC-5 or UTC-4 depending on DST
+					Timezone:  "America/New_York", // UTC-5 or UTC-4 depending on DST
+					StartTime: time.Date(2024, 1, 1, 22, 0, 0, 0, time.FixedZone("America/New_York", -5*3600)),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 22, 0, 0, 0, time.FixedZone("America/New_York", -5*3600)),
 						Duration:   valuer.MustParseTextDuration("4h"),
 						RepeatType: RepeatTypeDaily,
 					},
@@ -222,9 +216,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "daily-maintenance-time-outside-window",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeDaily,
 					},
@@ -238,10 +232,10 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "recurring-maintenance-with-past-end-date",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
+					EndTime:   time.Date(2024, 1, 10, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
-						EndTime:    timePtr(time.Date(2024, 1, 10, 12, 0, 0, 0, time.UTC)),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeDaily,
 					},
@@ -255,10 +249,10 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "monthly-maintenance-spans-month-end",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 3, 31, 22, 0, 0, 0, time.UTC), // March 31, 22:00
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 3, 31, 22, 0, 0, 0, time.UTC), // March 31, 22:00
-						Duration:   valuer.MustParseTextDuration("6h"),            // Until April 1, 04:00
+						Duration:   valuer.MustParseTextDuration("6h"), // Until April 1, 04:00
 						RepeatType: RepeatTypeMonthly,
 					},
 				},
@@ -271,9 +265,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "weekly-empty-repeaton",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{}, // Empty - should apply to all days
@@ -288,9 +282,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "monthly-maintenance-february-fewer-days",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 31, 12, 0, 0, 0, time.UTC), // January 31st
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 31, 12, 0, 0, 0, time.UTC), // January 31st
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
@@ -303,9 +297,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "daily-maintenance-crosses-midnight",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 23, 30, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 23, 30, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("1h"), // Crosses to 00:30 next day
 						RepeatType: RepeatTypeDaily,
 					},
@@ -318,9 +312,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "monthly-maintenance-crosses-month-end",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 31, 12, 0, 0, 0, time.UTC), // January 31st
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 31, 12, 0, 0, 0, time.UTC), // January 31st
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
@@ -333,9 +327,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "monthly-maintenance-crosses-month-end-and-duration-is-2-days",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 30, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 30, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("48h"), // 2 days duration
 						RepeatType: RepeatTypeMonthly,
 					},
@@ -348,10 +342,10 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "weekly-maintenance-crosses-midnight",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 23, 0, 0, 0, time.UTC), // Monday 23:00
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 4, 1, 23, 0, 0, 0, time.UTC), // Monday 23:00
-						Duration:   valuer.MustParseTextDuration("2h"),           // Until Tuesday 01:00
+						Duration:   valuer.MustParseTextDuration("2h"), // Until Tuesday 01:00
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday}, // Only Monday
 					},
@@ -364,9 +358,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "monthly-maintenance-crosses-month-end-and-duration-is-2-days",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 31, 12, 0, 0, 0, time.UTC), // January 31st
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 31, 12, 0, 0, 0, time.UTC), // January 31st
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
@@ -379,9 +373,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "daily-maintenance-crosses-midnight",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 22, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 22, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("4h"), // Until 02:00 next day
 						RepeatType: RepeatTypeDaily,
 					},
@@ -394,9 +388,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "monthly-maintenance-crosses-month-end-and-duration-is-2-hours",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 31, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 31, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
@@ -445,9 +439,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "recurring maintenance, repeat sunday, saturday, weekly for 24 hours, in Us/Eastern timezone",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "US/Eastern",
+					Timezone:  "US/Eastern",
+					StartTime: time.Date(2025, 3, 29, 20, 0, 0, 0, time.FixedZone("US/Eastern", -4*3600)),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2025, 3, 29, 20, 0, 0, 0, time.FixedZone("US/Eastern", -4*3600)),
 						Duration:   valuer.MustParseTextDuration("24h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnSunday, RepeatOnSaturday},
@@ -461,9 +455,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "recurring maintenance, repeat daily from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeDaily,
 					},
@@ -476,9 +470,9 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "recurring maintenance, repeat daily from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeDaily,
 					},
@@ -491,140 +485,176 @@ func TestShouldSkipMaintenance(t *testing.T) {
 			name: "recurring maintenance, repeat daily from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeDaily,
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 1, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 4, 1, 12, 10, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
 			name: "recurring maintenance, repeat weekly on monday from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 15, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 4, 15, 12, 10, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
 			name: "recurring maintenance, repeat weekly on monday from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 14, 12, 10, 0, 0, time.UTC), // 14th 04 is sunday
+			ts:   time.Date(2024, 4, 14, 12, 10, 0, 0, time.UTC), // 14th 04 is sunday
 			skip: false,
 		},
 		{
 			name: "recurring maintenance, repeat weekly on monday from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 16, 12, 10, 0, 0, time.UTC), // 16th 04 is tuesday
+			ts:   time.Date(2024, 4, 16, 12, 10, 0, 0, time.UTC), // 16th 04 is tuesday
 			skip: false,
 		},
 		{
 			name: "recurring maintenance, repeat weekly on monday from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 05, 06, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 5, 6, 12, 10, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
 			name: "recurring maintenance, repeat weekly on monday from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 1, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 01, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeWeekly,
 						RepeatOn:   []RepeatOn{RepeatOnMonday},
 					},
 				},
 			},
-			ts:   time.Date(2024, 05, 06, 14, 00, 0, 0, time.UTC),
+			ts:   time.Date(2024, 5, 6, 14, 0, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
 			name: "recurring maintenance, repeat monthly on 4th from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 4, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 04, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 04, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 4, 4, 12, 10, 0, 0, time.UTC),
 			skip: true,
 		},
 		{
 			name: "recurring maintenance, repeat monthly on 4th from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 4, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 04, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
 				},
 			},
-			ts:   time.Date(2024, 04, 04, 14, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 4, 4, 14, 10, 0, 0, time.UTC),
 			skip: false,
 		},
 		{
 			name: "recurring maintenance, repeat monthly on 4th from 12:00 to 14:00",
 			maintenance: &PlannedMaintenance{
 				Schedule: &Schedule{
-					Timezone: "UTC",
+					Timezone:  "UTC",
+					StartTime: time.Date(2024, 4, 4, 12, 0, 0, 0, time.UTC),
 					Recurrence: &Recurrence{
-						StartTime:  time.Date(2024, 04, 04, 12, 0, 0, 0, time.UTC),
 						Duration:   valuer.MustParseTextDuration("2h"),
 						RepeatType: RepeatTypeMonthly,
 					},
 				},
 			},
-			ts:   time.Date(2024, 05, 04, 12, 10, 0, 0, time.UTC),
+			ts:   time.Date(2024, 5, 4, 12, 10, 0, 0, time.UTC),
+			skip: true,
+		},
+		// The recurrence should govern, when set. Not the fixed range.
+		{
+			name: "recurring-daily-with-fixed-times-outside-daily-window",
+			maintenance: &PlannedMaintenance{
+				Schedule: &Schedule{
+					Timezone: "UTC",
+					// These fixed fields should be ignored when Recurrence is set.
+					StartTime: time.Date(2026, 4, 1, 14, 0, 0, 0, time.UTC), // daily at 14:00
+					EndTime:   time.Date(2026, 4, 30, 18, 0, 0, 0, time.UTC),
+					Recurrence: &Recurrence{
+						Duration:   valuer.MustParseTextDuration("2h"), // until 16:00
+						RepeatType: RepeatTypeDaily,
+					},
+				},
+			},
+			// 2026-04-15 11:00 is inside the fixed range but outside the daily 14:00-16:00 window.
+			ts:   time.Date(2026, 4, 15, 11, 0, 0, 0, time.UTC),
+			skip: false,
+		},
+		{
+			name: "recurring-daily-with-fixed-times-inside-daily-window",
+			maintenance: &PlannedMaintenance{
+				Schedule: &Schedule{
+					Timezone:  "UTC",
+					StartTime: time.Date(2026, 4, 1, 14, 0, 0, 0, time.UTC),
+					EndTime:   time.Date(2026, 4, 30, 18, 0, 0, 0, time.UTC),
+					Recurrence: &Recurrence{
+						Duration:   valuer.MustParseTextDuration("2h"),
+						RepeatType: RepeatTypeDaily,
+					},
+				},
+			},
+			// 15:00 is inside the daily 14:00-16:00 window. Should skip.
+			ts:   time.Date(2026, 4, 15, 15, 0, 0, 0, time.UTC),
 			skip: true,
 		},
 	}

pkg/types/ruletypes/recurrence.go

@@ -65,8 +65,6 @@ var RepeatOnAllMap = map[RepeatOn]time.Weekday{
 }
 
 type Recurrence struct {
-	StartTime  time.Time           `json:"startTime" required:"true"`
-	EndTime    *time.Time          `json:"endTime,omitempty"`
 	Duration   valuer.TextDuration `json:"duration" required:"true"`
 	RepeatType RepeatType          `json:"repeatType" required:"true"`
 	RepeatOn   []RepeatOn          `json:"repeatOn"`
@@ -97,33 +95,16 @@ func (s Schedule) MarshalJSON() ([]byte, error) {
 		endTime = time.Date(s.EndTime.Year(), s.EndTime.Month(), s.EndTime.Day(), s.EndTime.Hour(), s.EndTime.Minute(), s.EndTime.Second(), s.EndTime.Nanosecond(), loc)
 	}
 
-	var recurrence *Recurrence
-	if s.Recurrence != nil {
-		recStartTime := time.Date(s.Recurrence.StartTime.Year(), s.Recurrence.StartTime.Month(), s.Recurrence.StartTime.Day(), s.Recurrence.StartTime.Hour(), s.Recurrence.StartTime.Minute(), s.Recurrence.StartTime.Second(), s.Recurrence.StartTime.Nanosecond(), loc)
-		var recEndTime *time.Time
-		if s.Recurrence.EndTime != nil {
-			end := time.Date(s.Recurrence.EndTime.Year(), s.Recurrence.EndTime.Month(), s.Recurrence.EndTime.Day(), s.Recurrence.EndTime.Hour(), s.Recurrence.EndTime.Minute(), s.Recurrence.EndTime.Second(), s.Recurrence.EndTime.Nanosecond(), loc)
-			recEndTime = &end
-		}
-		recurrence = &Recurrence{
-			StartTime:  recStartTime,
-			EndTime:    recEndTime,
-			Duration:   s.Recurrence.Duration,
-			RepeatType: s.Recurrence.RepeatType,
-			RepeatOn:   s.Recurrence.RepeatOn,
-		}
-	}
-
 	return json.Marshal(&struct {
 		Timezone   string      `json:"timezone"`
-		StartTime  string      `json:"startTime"`
-		EndTime    string      `json:"endTime"`
+		StartTime  time.Time   `json:"startTime"`
+		EndTime    time.Time   `json:"endTime,omitzero"`
 		Recurrence *Recurrence `json:"recurrence,omitempty"`
 	}{
 		Timezone:   s.Timezone,
-		StartTime:  startTime.Format(time.RFC3339),
-		EndTime:    endTime.Format(time.RFC3339),
-		Recurrence: recurrence,
+		StartTime:  startTime,
+		EndTime:    endTime,
+		Recurrence: s.Recurrence,
 	})
 }
 
@@ -158,34 +139,11 @@ func (s *Schedule) UnmarshalJSON(data []byte) error {
 		if err != nil {
 			return err
 		}
+		// TODO(jatinderjit): if endTime.IsZero() then we should not set the endTime
 		s.EndTime = time.Date(endTime.Year(), endTime.Month(), endTime.Day(), endTime.Hour(), endTime.Minute(), endTime.Second(), endTime.Nanosecond(), loc)
 	}
 
 	s.Timezone = aux.Timezone
-
-	if aux.Recurrence != nil {
-		recStartTime, err := time.Parse(time.RFC3339, aux.Recurrence.StartTime.Format(time.RFC3339))
-		if err != nil {
-			return err
-		}
-
-		var recEndTime *time.Time
-		if aux.Recurrence.EndTime != nil {
-			end, err := time.Parse(time.RFC3339, aux.Recurrence.EndTime.Format(time.RFC3339))
-			if err != nil {
-				return err
-			}
-			endConverted := time.Date(end.Year(), end.Month(), end.Day(), end.Hour(), end.Minute(), end.Second(), end.Nanosecond(), loc)
-			recEndTime = &endConverted
-		}
-
-		s.Recurrence = &Recurrence{
-			StartTime:  time.Date(recStartTime.Year(), recStartTime.Month(), recStartTime.Day(), recStartTime.Hour(), recStartTime.Minute(), recStartTime.Second(), recStartTime.Nanosecond(), loc),
-			EndTime:    recEndTime,
-			Duration:   aux.Recurrence.Duration,
-			RepeatType: aux.Recurrence.RepeatType,
-			RepeatOn:   aux.Recurrence.RepeatOn,
-		}
-	}
+	s.Recurrence = aux.Recurrence
 	return nil
 }

pkg/types/ruletypes/schedule.go

@@ -8,8 +8,8 @@ import (
 
 type Schedule struct {
 	Timezone   string      `json:"timezone" required:"true"`
-	StartTime  time.Time   `json:"startTime,omitempty"`
-	EndTime    time.Time   `json:"endTime,omitempty"`
+	StartTime  time.Time   `json:"startTime" required:"true"`
+	EndTime    time.Time   `json:"endTime,omitzero"`
 	Recurrence *Recurrence `json:"recurrence"`
 }