Add support for time limit rules that expire

docs/schema/SerializedParentAction.schema.json

@@ -410,6 +410,9 @@
         },
         "perDay": {
           "type": "boolean"
+        },
+        "e": {
+          "type": "number"
         }
       },
       "additionalProperties": false,
@@ -1458,6 +1461,9 @@
         },
         "perDay": {
           "type": "boolean"
+        },
+        "e": {
+          "type": "number"
         }
       },
       "additionalProperties": false,

docs/schema/serializedparentaction-definitions-serializedtimelimitrule-properties-e.md

@@ -0,0 +1,15 @@
+# Untitled number in SerializedParentAction Schema
+
+```txt
+https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/e
+```
+
+
+
+| Abstract            | Extensible | Status         | Identifiable            | Custom Properties | Additional Properties | Access Restrictions | Defined In                                                                                        |
+| :------------------ | :--------- | :------------- | :---------------------- | :---------------- | :-------------------- | :------------------ | :------------------------------------------------------------------------------------------------ |
+| Can be instantiated | No         | Unknown status | Unknown identifiability | Forbidden         | Allowed               | none                | [SerializedParentAction.schema.json\*](SerializedParentAction.schema.json "open original schema") |
+
+## e Type
+
+`number`

docs/schema/serializedparentaction-definitions-serializedtimelimitrule.md

@@ -28,6 +28,7 @@ https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule
 | [dur](#dur)               | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-dur.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/dur")               |
 | [pause](#pause)           | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-pause.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/pause")           |
 | [perDay](#perday)         | `boolean` | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-perday.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/perDay")         |
+| [e](#e)                   | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-e.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/e")                   |
 
 ## ruleId
 
@@ -208,3 +209,21 @@ https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule
 ### perDay Type
 
 `boolean`
+
+## e
+
+
+
+`e`
+
+* is optional
+
+* Type: `number`
+
+* cannot be null
+
+* defined in: [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-e.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/e")
+
+### e Type
+
+`number`

docs/schema/serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-e.md

@@ -0,0 +1,15 @@
+# Untitled number in SerializedParentAction Schema
+
+```txt
+https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/e
+```
+
+
+
+| Abstract            | Extensible | Status         | Identifiable            | Custom Properties | Additional Properties | Access Restrictions | Defined In                                                                                        |
+| :------------------ | :--------- | :------------- | :---------------------- | :---------------- | :-------------------- | :------------------ | :------------------------------------------------------------------------------------------------ |
+| Can be instantiated | No         | Unknown status | Unknown identifiability | Forbidden         | Allowed               | none                | [SerializedParentAction.schema.json\*](SerializedParentAction.schema.json "open original schema") |
+
+## e Type
+
+`number`

docs/schema/serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-expiresat.md

@@ -0,0 +1,15 @@
+# Untitled number in SerializedParentAction Schema
+
+```txt
+https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/expiresAt
+```
+
+
+
+| Abstract            | Extensible | Status         | Identifiable            | Custom Properties | Additional Properties | Access Restrictions | Defined In                                                                                        |
+| :------------------ | :--------- | :------------- | :---------------------- | :---------------- | :-------------------- | :------------------ | :------------------------------------------------------------------------------------------------ |
+| Can be instantiated | No         | Unknown status | Unknown identifiability | Forbidden         | Allowed               | none                | [SerializedParentAction.schema.json\*](SerializedParentAction.schema.json "open original schema") |
+
+## expiresAt Type
+
+`number`

docs/schema/serializedparentaction-definitions-serializedupdatetimelimitruleaction.md

@@ -28,6 +28,7 @@ https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelim
 | [dur](#dur)             | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-dur.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/dur")             |
 | [pause](#pause)         | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-pause.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/pause")         |
 | [perDay](#perday)       | `boolean` | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-perday.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/perDay")       |
+| [e](#e)                 | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-e.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/e")                 |
 
 ## type
 
@@ -216,3 +217,21 @@ https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelim
 ### perDay Type
 
 `boolean`
+
+## e
+
+
+
+`e`
+
+* is optional
+
+* Type: `number`
+
+* cannot be null
+
+* defined in: [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-e.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/e")
+
+### e Type
+
+`number`

docs/schema/serializedparentaction.md

@@ -899,6 +899,7 @@ Reference this group by using
 | [dur](#dur)                 | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-dur.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/dur")               |
 | [pause](#pause)             | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-pause.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/pause")           |
 | [perDay](#perday)           | `boolean` | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-perday.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/perDay")         |
+| [e](#e)                     | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-e.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/e")                   |
 
 ### ruleId
 
@@ -1080,6 +1081,24 @@ Reference this group by using
 
 `boolean`
 
+### e
+
+
+
+`e`
+
+* is optional
+
+* Type: `number`
+
+* cannot be null
+
+* defined in: [SerializedParentAction](serializedparentaction-definitions-serializedtimelimitrule-properties-e.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedTimeLimitRule/properties/e")
+
+#### e Type
+
+`number`
+
 ## Definitions group SerializedDeleteCategoryAction
 
 Reference this group by using
@@ -4397,6 +4416,7 @@ Reference this group by using
 | [dur](#dur-1)             | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-dur.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/dur")             |
 | [pause](#pause-1)         | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-pause.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/pause")         |
 | [perDay](#perday-1)       | `boolean` | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-perday.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/perDay")       |
+| [e](#e-1)                 | `number`  | Optional | cannot be null | [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-e.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/e")                 |
 
 ### type
 
@@ -4586,6 +4606,24 @@ Reference this group by using
 
 `boolean`
 
+### e
+
+
+
+`e`
+
+* is optional
+
+* Type: `number`
+
+* cannot be null
+
+* defined in: [SerializedParentAction](serializedparentaction-definitions-serializedupdatetimelimitruleaction-properties-e.md "https://timelimit.io/SerializedParentAction#/definitions/SerializedUpdateTimelimitRuleAction/properties/e")
+
+#### e Type
+
+`number`
+
 ## Definitions group SerializedUpdateUserFlagsAction
 
 Reference this group by using

src/action/updatetimelimitrule.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2020 Jonas Lochmann
+ * Copyright (C) 2019 - 2024 Jonas Lochmann
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -32,11 +32,12 @@ export class UpdateTimelimitRuleAction extends ParentAction {
   readonly sessionDurationMilliseconds: number
   readonly sessionPauseMilliseconds: number
   readonly perDay: boolean
+  readonly expiresAt?: number
 
   constructor ({
     ruleId, maximumTimeInMillis, dayMask, applyToExtraTimeUsage,
     start, end, sessionDurationMilliseconds, sessionPauseMilliseconds,
-    perDay
+    perDay, expiresAt
   }: {
     ruleId: string
     maximumTimeInMillis: number
@@ -47,6 +48,7 @@ export class UpdateTimelimitRuleAction extends ParentAction {
     sessionDurationMilliseconds: number
     sessionPauseMilliseconds: number
     perDay: boolean
+    expiresAt?: number
   }) {
     super()
 
@@ -59,6 +61,7 @@ export class UpdateTimelimitRuleAction extends ParentAction {
     this.sessionDurationMilliseconds = sessionDurationMilliseconds
     this.sessionPauseMilliseconds = sessionPauseMilliseconds
     this.perDay = perDay
+    this.expiresAt = expiresAt
 
     assertIdWithinFamily({ actionType, field: 'ruleId', value: ruleId })
 
@@ -92,9 +95,17 @@ export class UpdateTimelimitRuleAction extends ParentAction {
         staticMessage: 'session duration lesser than zero'
       })
     }
+
+    if (expiresAt !== undefined) {
+      assertSafeInteger({ actionType, field: 'expiresAt', value: expiresAt })
+
+      if (expiresAt <= 0) {
+        throwOutOfRange({ actionType, field: 'expiresAt', value: expiresAt })
+      }
+    }
   }
 
-  static parse = ({ ruleId, time, days, extraTime, start, end, dur, pause, perDay }: SerializedUpdateTimelimitRuleAction) => (
+  static parse = ({ ruleId, time, days, extraTime, start, end, dur, pause, perDay, e }: SerializedUpdateTimelimitRuleAction) => (
     new UpdateTimelimitRuleAction({
       ruleId,
       maximumTimeInMillis: time,
@@ -104,7 +115,8 @@ export class UpdateTimelimitRuleAction extends ParentAction {
       end: end ?? MinuteOfDay.MAX,
       sessionDurationMilliseconds: dur ?? 0,
       sessionPauseMilliseconds: pause ?? 0,
-      perDay: perDay ?? false
+      perDay: perDay ?? false,
+      expiresAt: e
     })
   )
 }
@@ -120,4 +132,5 @@ export interface SerializedUpdateTimelimitRuleAction {
   dur?: number
   pause?: number
   perDay?: boolean
+  e?: number
 }

src/api/validator.ts

@@ -409,6 +409,9 @@ const definitions = {
       },
       "perDay": {
         "type": "boolean"
+      },
+      "e": {
+        "type": "number"
       }
     },
     "additionalProperties": false,
@@ -1417,6 +1420,9 @@ const definitions = {
       },
       "perDay": {
         "type": "boolean"
+      },
+      "e": {
+        "type": "number"
       }
     },
     "additionalProperties": false,

src/database/migration/migrations/20240408-add-rule-expires.ts

@@ -0,0 +1,39 @@
+/*
+ * server component for the TimeLimit App
+ * Copyright (C) 2019 - 2024 Jonas Lochmann
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import { QueryInterface, Sequelize, Transaction } from 'sequelize'
+import { attributesVersion4 as ruleAttributes } from '../../timelimitrule'
+
+export async function up (queryInterface: QueryInterface, sequelize: Sequelize) {
+  await sequelize.transaction({
+    type: Transaction.TYPES.EXCLUSIVE
+  }, async (transaction) => {
+    await queryInterface.addColumn('TimelimitRules', 'expiresAt', {
+      ...ruleAttributes.expiresAt
+    }, {
+      transaction
+    })
+  })
+}
+
+export async function down (queryInterface: QueryInterface, sequelize: Sequelize) {
+  await sequelize.transaction({
+    type: Transaction.TYPES.EXCLUSIVE
+  }, async (transaction) => {
+    await queryInterface.removeColumn('TimelimitRules', 'expiresAt', { transaction })
+  })
+}

src/database/timelimitrule.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2021 Jonas Lochmann
+ * Copyright (C) 2019 - 2024 Jonas Lochmann
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -41,8 +41,13 @@ interface TimelimitRuleAttributesVersion3 {
   perDay: number
 }
 
+interface TimelimitRuleAttributesVersion4 {
+  expiresAt: string | null
+}
+
 type TimelimitRuleAttributes = TimelimitRuleAttributesVersion1 &
-  TimelimitRuleAttributesVersion2 & TimelimitRuleAttributesVersion3
+  TimelimitRuleAttributesVersion2 & TimelimitRuleAttributesVersion3 &
+  TimelimitRuleAttributesVersion4
 
 export type TimelimitRuleModel = Sequelize.Model<TimelimitRuleAttributes> & TimelimitRuleAttributes
 export type TimelimitRuleModelStatic = typeof Sequelize.Model & {
@@ -137,10 +142,22 @@ export const attributesVersion3: SequelizeAttributes<TimelimitRuleAttributesVers
   }
 }
 
+export const attributesVersion4: SequelizeAttributes<TimelimitRuleAttributesVersion4> = {
+  expiresAt: {
+    type: Sequelize.BIGINT,
+    validate: {
+      min: 1
+    },
+    allowNull: true,
+    defaultValue: null
+  }
+}
+
 export const attributes: SequelizeAttributes<TimelimitRuleAttributes> = {
   ...attributesVersion1,
   ...attributesVersion2,
-  ...attributesVersion3
+  ...attributesVersion3,
+  ...attributesVersion4
 }
 
 export const createTimelimitRuleModel = (sequelize: Sequelize.Sequelize): TimelimitRuleModelStatic => sequelize.define('TimelimitRule', attributes) as TimelimitRuleModelStatic

src/function/sync/apply-actions/dispatch-parent-action/createtimelimitrule.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2022 Jonas Lochmann
+ * Copyright (C) 2019 - 2024 Jonas Lochmann
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -55,7 +55,8 @@ export async function dispatchCreateTimeLimitRule ({ action, cache, fromChildSel
     endMinuteOfDay: action.rule.end,
     sessionDurationMilliseconds: action.rule.sessionDurationMilliseconds,
     sessionPauseMilliseconds: action.rule.sessionPauseMilliseconds,
-    perDay: action.rule.perDay ? 1 : 0
+    perDay: action.rule.perDay ? 1 : 0,
+    expiresAt: action.rule.expiresAt ? action.rule.expiresAt.toString() : null
   }, { transaction: cache.transaction })
 
   cache.categoriesWithModifiedTimeLimitRules.add(action.rule.categoryId)

src/function/sync/apply-actions/dispatch-parent-action/updatetimelimitrule.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2022 Jonas Lochmann
+ * Copyright (C) 2019 - 2024 Jonas Lochmann
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -81,7 +81,8 @@ export async function dispatchUpdateTimelimitRule ({
           action.sessionDurationMilliseconds <= ruleEntry.sessionDurationMilliseconds &&
           action.sessionPauseMilliseconds >= ruleEntry.sessionPauseMilliseconds
       )) &&
-      (!action.perDay || ruleEntry.perDay || countOldAffectedDays <= 1)
+      (!action.perDay || ruleEntry.perDay || countOldAffectedDays <= 1) &&
+      (action.expiresAt === undefined || (ruleEntry.expiresAt !== null && action.expiresAt >= parseInt(ruleEntry.expiresAt, 10)))
 
     if (!isAtLeastAsStrictAsPreviously) {
       throw new CanNotRelaxRestrictionsSelfLimitException()
@@ -96,6 +97,7 @@ export async function dispatchUpdateTimelimitRule ({
   ruleEntry.sessionDurationMilliseconds = action.sessionDurationMilliseconds
   ruleEntry.sessionPauseMilliseconds = action.sessionPauseMilliseconds
   ruleEntry.perDay = action.perDay ? 1 : 0
+  ruleEntry.expiresAt = action.expiresAt ? action.expiresAt.toString() : null
 
   await ruleEntry.save({ transaction: cache.transaction })
 

src/function/sync/get-server-data-status/category/rules.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2020 Jonas Lochmann
+ * Copyright (C) 2019 - 2024 Jonas Lochmann
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -45,7 +45,8 @@ export async function getRules ({ database, transaction, categoryIdsToSyncRules,
       'endMinuteOfDay',
       'sessionDurationMilliseconds',
       'sessionPauseMilliseconds',
-      'perDay'
+      'perDay',
+      'expiresAt'
     ],
     transaction
   })).map((item) => ({
@@ -58,7 +59,8 @@ export async function getRules ({ database, transaction, categoryIdsToSyncRules,
     endMinuteOfDay: item.endMinuteOfDay,
     sessionDurationMilliseconds: item.sessionDurationMilliseconds,
     sessionPauseMilliseconds: item.sessionPauseMilliseconds,
-    perDay: item.perDay
+    perDay: item.perDay,
+    expiresAt: item.expiresAt ? parseInt(item.expiresAt, 10) : undefined
   }))
 
   const getCategoryRulesVersion = (categoryId: string) => (
@@ -76,7 +78,8 @@ export async function getRules ({ database, transaction, categoryIdsToSyncRules,
       end: item.endMinuteOfDay,
       session: item.sessionDurationMilliseconds,
       pause: item.sessionPauseMilliseconds,
-      perDay: item.perDay !== 0 ? true : false
+      perDay: item.perDay !== 0 ? true : false,
+      e: item.expiresAt
     })),
     version: getCategoryRulesVersion(categoryId)
   }))

src/function/sync/get-server-data-status/index.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2022 Jonas Lochmann
+ * Copyright (C) 2019 - 2024 Jonas Lochmann
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -58,7 +58,7 @@ export const generateServerDataStatus = async ({
       familyEntry.hasFullVersion ? parseInt(familyEntry.fullVersionUntil, 10) : 0
     ),
     message: await getStatusMessage({ database, transaction }) || undefined,
-    apiLevel: 7
+    apiLevel: 8
   }
 
   if (familyEntry.deviceListVersion !== clientStatus.devices) {

src/model/timelimitrule.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2020 Jonas Lochmann
+ * Copyright (C) 2019 - 2024 Jonas Lochmann
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -29,11 +29,12 @@ export class TimelimitRule {
   readonly sessionDurationMilliseconds: number
   readonly sessionPauseMilliseconds: number
   readonly perDay: boolean
+  readonly expiresAt?: number
 
   constructor ({
     ruleId, categoryId, maxTimeInMillis, dayMask, applyToExtraTimeUsage,
     start, end, sessionDurationMilliseconds, sessionPauseMilliseconds,
-    perDay
+    perDay, expiresAt
   }: {
     ruleId: string
     categoryId: string
@@ -45,6 +46,7 @@ export class TimelimitRule {
     sessionDurationMilliseconds: number
     sessionPauseMilliseconds: number
     perDay: boolean
+    expiresAt?: number
   }) {
     this.ruleId = ruleId
     this.categoryId = categoryId
@@ -56,6 +58,7 @@ export class TimelimitRule {
     this.sessionDurationMilliseconds = sessionDurationMilliseconds
     this.sessionPauseMilliseconds = sessionPauseMilliseconds
     this.perDay = perDay
+    this.expiresAt = expiresAt
 
     assertIdWithinFamily(ruleId)
     assertIdWithinFamily(categoryId)
@@ -88,6 +91,14 @@ export class TimelimitRule {
     if (sessionDurationMilliseconds < 0 || sessionPauseMilliseconds < 0) {
       throw new ParseTimeLimitRuleException()
     }
+
+    if (expiresAt !== undefined) {
+      if (!Number.isSafeInteger(expiresAt)) throw new ParseTimeLimitRuleException()
+
+      if (expiresAt <= 0) {
+        throw new ParseTimeLimitRuleException()
+      }
+    }
   }
 
   serialize = (): SerializedTimeLimitRule => ({
@@ -99,10 +110,11 @@ export class TimelimitRule {
     start: this.start,
     end: this.end,
     pause: this.sessionPauseMilliseconds,
-    dur: this.sessionDurationMilliseconds
+    dur: this.sessionDurationMilliseconds,
+    e: this.expiresAt
   })
 
-  static parse = ({ ruleId, categoryId, time, days, extraTime, start, end, dur, pause, perDay }: SerializedTimeLimitRule) => (
+  static parse = ({ ruleId, categoryId, time, days, extraTime, start, end, dur, pause, perDay, e }: SerializedTimeLimitRule) => (
     new TimelimitRule({
       ruleId,
       categoryId,
@@ -113,7 +125,8 @@ export class TimelimitRule {
       end: end ?? MinuteOfDay.MAX,
       sessionDurationMilliseconds: dur ?? 0,
       sessionPauseMilliseconds: pause ?? 0,
-      perDay: perDay ?? false
+      perDay: perDay ?? false,
+      expiresAt: e
     })
   )
 }
@@ -129,6 +142,7 @@ export interface SerializedTimeLimitRule {
   dur?: number
   pause?: number
   perDay?: boolean
+  e?: number // expiresAt
 }
 
 export class ParseTimeLimitRuleException extends Error {}