UBER-845: Add NotificationPresenter to send rich text notifications (#3729)

Signed-off-by: Maxim Karmatskikh <mkarmatskih@gmail.com>

common/config/rush/pnpm-lock.yaml

@@ -362,6 +362,7 @@ specifiers:
   rfc6902: ^5.0.1
   sass: ^1.53.0
   sass-loader: ^13.2.0
+  saxes: ^6.0.0
   sharp: ~0.30.7
   simplytyped: ^3.3.0
   smartcrop: ~2.0.5
@@ -753,6 +754,7 @@ dependencies:
   rfc6902: 5.0.1
   sass: 1.56.1
   sass-loader: 13.2.0_sass@1.56.1+webpack@5.75.0
+  saxes: 6.0.0
   sharp: 0.30.7
   simplytyped: 3.3.0_typescript@4.8.4
   smartcrop: 2.0.5
@@ -15128,6 +15130,13 @@ packages:
       xmlchars: 2.2.0
     dev: false
 
+  /saxes/6.0.0:
+    resolution: {integrity: sha512-xAg7SOnEhrm5zI3puOOKyy1OMcMlIJZYNJY7xLBwSze0UjhPLnWfj2GF2EpT0jmzaJKIWKHLsaSSajf35bcYnA==}
+    engines: {node: '>=v12.22.7'}
+    dependencies:
+      xmlchars: 2.2.0
+    dev: false
+
   /scheduler/0.23.0:
     resolution: {integrity: sha512-CtuThmgHNg7zIZWAXi3AsyIzA3n4xx7aNyjwC2VJldO2LMVDhFK+63xGqq6CsJH4rTAt6/M+N4GhZiDYPx9eUw==}
     dependencies:
@@ -21263,7 +21272,7 @@ packages:
     dev: false
 
   file:projects/server-tracker-resources.tgz:
-    resolution: {integrity: sha512-t7nGyhfhEjSqEWWptyy3dts4WixZayRj/3aGr66LWM1JXQaGfBgGOTjBD1FKFJptRcAJngE3+39D6vqPOqx0VQ==, tarball: file:projects/server-tracker-resources.tgz}
+    resolution: {integrity: sha512-T7YWkcgBG3DOJu188v9G42cTL0oSlOViSqtPuG9BPbwpFiojMA859qmciaZK1tdYvqgq+4XnUgHmRCslNSEKYg==, tarball: file:projects/server-tracker-resources.tgz}
     name: '@rush-temp/server-tracker-resources'
     version: 0.0.0
     dependencies:
@@ -22018,7 +22027,7 @@ packages:
     dev: false
 
   file:projects/text.tgz_a7abb371f17d2bc77abec7bc53398db5:
-    resolution: {integrity: sha512-QfLKyYxcLXLoqBMnbP4k2ND5871b+ycKCz7+NZ7xBtPtEb3Ee6jPdFrf8wbmnIYX/dLV0VThNKXcJ4ZiWxNvbA==, tarball: file:projects/text.tgz}
+    resolution: {integrity: sha512-G5lQZT9m9iBfZJlr+/pwyq5NCU5bEG+JMbxjf2npi9wSxa0/1EwWMAAk4WJ+AAKBq51GI+uAHVhXYhDEQzMHDA==, tarball: file:projects/text.tgz}
     id: file:projects/text.tgz
     name: '@rush-temp/text'
     version: 0.0.0
@@ -22051,6 +22060,7 @@ packages:
       eslint-plugin-n: 15.5.1_eslint@8.27.0
       eslint-plugin-promise: 6.1.1_eslint@8.27.0
       prettier: 2.8.8
+      saxes: 6.0.0
       typescript: 4.8.4
     transitivePeerDependencies:
       - prosemirror-keymap

models/server-chunter/src/index.ts

@@ -41,6 +41,10 @@ export function createModel (builder: Builder): void {
     }
   )
 
+  builder.mixin(chunter.class.DirectMessage, core.class.Class, serverNotification.mixin.NotificationPresenter, {
+    presenter: serverChunter.function.ChunterNotificationContentProvider
+  })
+
   builder.createDoc(serverCore.class.Trigger, core.space.Model, {
     trigger: serverChunter.trigger.BacklinkTrigger
   })

models/server-notification/src/index.ts

@@ -24,9 +24,11 @@ import { Resource } from '@hcengineering/platform'
 import serverCore, { TriggerControl } from '@hcengineering/server-core'
 import serverNotification, {
   HTMLPresenter,
+  NotificationPresenter,
   Presenter,
   TextPresenter,
-  TypeMatch
+  TypeMatch,
+  NotificationContentProvider
 } from '@hcengineering/server-notification'
 
 export { serverNotificationId } from '@hcengineering/server-notification'
@@ -41,6 +43,11 @@ export class TTextPresenter extends TClass implements TextPresenter {
   presenter!: Resource<Presenter>
 }
 
+@Mixin(serverNotification.mixin.NotificationPresenter, core.class.Class)
+export class TNotificationPresenter extends TClass implements NotificationPresenter {
+  presenter!: Resource<NotificationContentProvider>
+}
+
 @Mixin(serverNotification.mixin.TypeMatch, notification.class.NotificationType)
 export class TTypeMatch extends TNotificationType implements TypeMatch {
   func!: Resource<
@@ -49,7 +56,7 @@ export class TTypeMatch extends TNotificationType implements TypeMatch {
 }
 
 export function createModel (builder: Builder): void {
-  builder.createModel(THTMLPresenter, TTextPresenter, TTypeMatch)
+  builder.createModel(THTMLPresenter, TTextPresenter, TTypeMatch, TNotificationPresenter)
 
   builder.createDoc(serverCore.class.Trigger, core.space.Model, {
     trigger: serverNotification.trigger.OnBacklinkCreate

models/server-tracker/src/index.ts

@@ -32,6 +32,10 @@ export function createModel (builder: Builder): void {
     presenter: serverTracker.function.IssueTextPresenter
   })
 
+  builder.mixin(tracker.class.Issue, core.class.Class, serverNotification.mixin.NotificationPresenter, {
+    presenter: serverTracker.function.IssueNotificationContentProvider
+  })
+
   builder.createDoc(serverCore.class.Trigger, core.space.Model, {
     trigger: serverTracker.trigger.OnIssueUpdate
   })

packages/text/src/html.ts

@@ -17,6 +17,7 @@ import { Extensions, getSchema } from '@tiptap/core'
 import { generateJSON, generateHTML } from '@tiptap/html'
 import { Node as ProseMirrorNode } from '@tiptap/pm/model'
 
+import { defaultExtensions } from './extensions'
 /**
  * @public
  */
@@ -33,3 +34,48 @@ export function parseHTML (content: string, extensions: Extensions): ProseMirror
 
   return ProseMirrorNode.fromJSON(schema, json)
 }
+
+const ELLIPSIS_CHAR = '…'
+const WHITESPACE = ' '
+
+/**
+ * @public
+ */
+export function stripTags (htmlString: string, textLimit = 0, extensions: Extensions | undefined = undefined): string {
+  const effectiveExtensions = extensions ?? defaultExtensions
+  const parsed = parseHTML(htmlString, effectiveExtensions)
+
+  const textParts: string[] = []
+  let charCount = 0
+  let isHardStop = false
+
+  parsed.descendants((node, _pos, parent): boolean => {
+    if (isHardStop) {
+      return false
+    }
+
+    if (node.type.isText) {
+      const text = node.text ?? ''
+      if (textLimit > 0 && charCount + text.length > textLimit) {
+        const toAddCount = textLimit - charCount
+        const textPart = text.substring(0, toAddCount)
+        textParts.push(textPart)
+        textParts.push(ELLIPSIS_CHAR)
+        isHardStop = true
+      } else {
+        textParts.push(text)
+        charCount += text.length
+      }
+      return false
+    } else if (node.type.isBlock) {
+      if (textParts.length > 0 && textParts[textParts.length - 1] !== WHITESPACE) {
+        textParts.push(WHITESPACE)
+        charCount++
+      }
+    }
+    return true
+  })
+
+  const result = textParts.join('')
+  return result
+}

plugins/chunter-assets/lang/en.json

@@ -76,6 +76,8 @@
     "LastMessage": "Last message",
     "You": "You",
     "YouHaveJoinedTheConversation": "You have joined the conversation",
-    "NoMessages": "There are no messages yet"
+    "NoMessages": "There are no messages yet",
+    "DirectNotificationTitle": "{senderName}",
+    "DirectNotificationBody": "{message}"
   }
 }

plugins/chunter-assets/lang/ru.json

@@ -76,6 +76,8 @@
     "LastMessage": "Последнее сообщение",
     "You": "Вы",
     "YouHaveJoinedTheConversation": "Вы присоединились к диалогу",
-    "NoMessages": "Сообщений пока нет"
+    "NoMessages": "Сообщений пока нет",
+    "DirectNotificationTitle": "{senderName}",
+    "DirectNotificationBody": "{message}"
   }
 }

plugins/chunter/src/index.ts

@@ -182,7 +182,9 @@ export default plugin(chunterId, {
     Message: '' as IntlString,
     MessageOn: '' as IntlString,
     UnarchiveConfirm: '' as IntlString,
-    ConvertToPrivate: '' as IntlString
+    ConvertToPrivate: '' as IntlString,
+    DirectNotificationTitle: '' as IntlString,
+    DirectNotificationBody: '' as IntlString
   },
   resolver: {
     Location: '' as Resource<(loc: Location) => Promise<ResolvedLocation | undefined>>

plugins/notification-assets/lang/en.json

@@ -25,6 +25,8 @@
     "People": "People",
     "All": "All",
     "Read": "Read",
-    "Unread": "Unread"
+    "Unread": "Unread",
+    "CommonNotificationTitle": "{title}",
+    "CommonNotificationBody": "Updated by {senderName}"
   }
 }

plugins/notification-assets/lang/ru.json

@@ -25,6 +25,8 @@
     "People": "Люди",
     "All": "Все",
     "Read": "Прочитанное",
-    "Unread": "Не прочитанное"
+    "Unread": "Не прочитанное",
+    "CommonNotificationTitle": "{title}",
+    "CommonNotificationBody": "Обновление от {senderName}"
   }
 }

plugins/notification/src/index.ts

@@ -95,6 +95,16 @@ export interface NotificationTemplate {
   subjectTemplate: string
 }
 
+/**
+ * @public
+ */
+export interface NotificationContent {
+  title: IntlString
+  body: IntlString
+  intlParams: Record<string, string | number>
+  intlParamsNotLocalized?: Record<string, IntlString>
+}
+
 /**
  * @public
  */
@@ -171,6 +181,10 @@ export interface DocUpdateTx {
   modifiedBy: Ref<Account>
   modifiedOn: Timestamp
   isNew: boolean
+  title?: IntlString
+  body?: IntlString
+  intlParams?: Record<string, string | number>
+  intlParamsNotLocalized?: Record<string, IntlString>
 }
 
 /**
@@ -263,7 +277,9 @@ const notification = plugin(notificationId, {
     Notification: '' as IntlString,
     Notifications: '' as IntlString,
     DontTrack: '' as IntlString,
-    Inbox: '' as IntlString
+    Inbox: '' as IntlString,
+    CommonNotificationTitle: '' as IntlString,
+    CommonNotificationBody: '' as IntlString
   },
   function: {
     GetNotificationClient: '' as Resource<NotificationClientFactoy>

plugins/tracker-assets/lang/en.json

@@ -274,7 +274,13 @@
     "UnsetParent": "Parent issue will be unset",
     "Unarchive": "Unarchive",
     "UnarchiveConfirm": "Do you want to unarchive project?",
-    "AllProjects": "All projects"
+    "AllProjects": "All projects",
+    "IssueNotificationTitle": "{issueTitle}",
+    "IssueNotificationBody": "Updated by {senderName}",
+    "IssueNotificationChanged": "{senderName} changed {property}",
+    "IssueNotificationChangedProperty": "{senderName} changed {property} to \"{newValue}\"",
+    "IssueNotificationMessage": "{senderName}: {message}",
+    "IssueAssigneedToYou": "Assigned to you"
   },
   "status": {}
 }

plugins/tracker-assets/lang/ru.json

@@ -274,7 +274,13 @@
     "UnsetParent": "Родительская задача будет убрана",
     "Unarchive": "Разархивировать",
     "UnarchiveConfirm": "Вы действительно хотите разархивировать?",
-    "AllProjects": "All projects"
+    "AllProjects": "All projects",
+    "IssueNotificationTitle": "{issueTitle}",
+    "IssueNotificationBody": "Обновлено {senderName}",
+    "IssueNotificationChanged": "{senderName} изменил {property}",
+    "IssueNotificationChangedProperty": "{senderName} изменил {property} на \"{newValue}\"",
+    "IssueNotificationMessage": "{senderName}: {message}",
+    "IssueAssigneedToYou": "Назначено вам"
   },
   "status": {}
 }

plugins/tracker/src/index.ts

@@ -481,7 +481,13 @@ export default plugin(trackerId, {
   },
   string: {
     ConfigLabel: '' as IntlString,
-    NewRelatedIssue: '' as IntlString
+    NewRelatedIssue: '' as IntlString,
+    IssueNotificationTitle: '' as IntlString,
+    IssueNotificationBody: '' as IntlString,
+    IssueNotificationChanged: '' as IntlString,
+    IssueNotificationChangedProperty: '' as IntlString,
+    IssueNotificationMessage: '' as IntlString,
+    IssueAssigneedToYou: '' as IntlString
   },
   mixin: {
     ProjectIssueTargetOptions: '' as Ref<Mixin<ProjectIssueTargetOptions>>

server-plugins/chunter-resources/src/index.ts

@@ -43,11 +43,12 @@ import core, {
   TxRemoveDoc,
   TxUpdateDoc
 } from '@hcengineering/core'
-import notification, { Collaborators, NotificationType } from '@hcengineering/notification'
-import { getMetadata } from '@hcengineering/platform'
+import notification, { Collaborators, NotificationType, NotificationContent } from '@hcengineering/notification'
+import { getMetadata, IntlString } from '@hcengineering/platform'
 import serverCore, { TriggerControl } from '@hcengineering/server-core'
 import { getDocCollaborators, getMixinTx, pushNotification } from '@hcengineering/server-notification-resources'
 import { workbenchId } from '@hcengineering/workbench'
+import { stripTags } from '@hcengineering/text'
 import { getBacklinks } from './backlinks'
 
 function getCreateBacklinksTxes (
@@ -442,7 +443,7 @@ export async function OnMessageSent (tx: Tx, control: TriggerControl): Promise<T
 
     if (anotherPerson == null) return []
 
-    pushNotification(control, res, sender, channel, dmCreationTx, docUpdates, anotherPerson)
+    await pushNotification(control, res, sender, channel, dmCreationTx, docUpdates, anotherPerson)
   } else if (docUpdate.hidden) {
     res.push(control.txFactory.createTxUpdateDoc(docUpdate._class, docUpdate.space, docUpdate._id, { hidden: false }))
   }
@@ -536,6 +537,40 @@ export async function IsThreadMessage (
   return space !== undefined
 }
 
+const NOTIFICATION_BODY_SIZE = 50
+/**
+ * @public
+ */
+export async function getChunterNotificationContent (
+  doc: Doc,
+  tx: TxCUD<Doc>,
+  target: Ref<Account>,
+  control: TriggerControl
+): Promise<NotificationContent> {
+  const title: IntlString = chunter.string.DirectNotificationTitle
+  let body: IntlString = chunter.string.Message
+  const intlParams: Record<string, string | number> = {}
+
+  if (tx._class === core.class.TxCollectionCUD) {
+    const ptx = tx as TxCollectionCUD<Doc, AttachedDoc>
+    if (ptx.tx._class === core.class.TxCreateDoc) {
+      if (ptx.tx.objectClass === chunter.class.Message) {
+        const createTx = ptx.tx as TxCreateDoc<Message>
+        const message = createTx.attributes.content
+        const plainTextMessage = stripTags(message, NOTIFICATION_BODY_SIZE)
+        intlParams.message = plainTextMessage
+        body = chunter.string.DirectNotificationBody
+      }
+    }
+  }
+
+  return {
+    title,
+    body,
+    intlParams
+  }
+}
+
 // eslint-disable-next-line @typescript-eslint/explicit-function-return-type
 export default async () => ({
   trigger: {
@@ -547,6 +582,7 @@ export default async () => ({
     CommentRemove,
     ChannelHTMLPresenter: channelHTMLPresenter,
     ChannelTextPresenter: channelTextPresenter,
+    ChunterNotificationContentProvider: getChunterNotificationContent,
     IsDirectMessage,
     IsThreadMessage,
     IsMeMentioned,

server-plugins/chunter/src/index.ts

@@ -17,7 +17,7 @@ import { Class, Doc, DocumentQuery, FindOptions, FindResult, Hierarchy, Ref } fr
 import type { Plugin, Resource } from '@hcengineering/platform'
 import { plugin } from '@hcengineering/platform'
 import { TriggerFunc } from '@hcengineering/server-core'
-import { Presenter, TypeMatchFunc } from '@hcengineering/server-notification'
+import { Presenter, TypeMatchFunc, NotificationContentProvider } from '@hcengineering/server-notification'
 
 /**
  * @public
@@ -50,6 +50,7 @@ export default plugin(serverChunterId, {
     IsDirectMessage: '' as TypeMatchFunc,
     IsChannelMessage: '' as TypeMatchFunc,
     IsThreadMessage: '' as TypeMatchFunc,
-    IsMeMentioned: '' as TypeMatchFunc
+    IsMeMentioned: '' as TypeMatchFunc,
+    ChunterNotificationContentProvider: '' as Resource<NotificationContentProvider>
   }
 })

server-plugins/notification-resources/src/index.ts

@@ -45,16 +45,18 @@ import notification, {
   ClassCollaborators,
   Collaborators,
   DocUpdates,
+  DocUpdateTx,
   EmailNotification,
   NotificationProvider,
   NotificationType
 } from '@hcengineering/notification'
-import { getResource } from '@hcengineering/platform'
+import { IntlString, getResource } from '@hcengineering/platform'
 import type { TriggerControl } from '@hcengineering/server-core'
 import serverNotification, {
   HTMLPresenter,
   TextPresenter,
   getEmployee,
+  NotificationPresenter,
   getPersonAccount,
   getPersonAccountById
 } from '@hcengineering/server-notification'
@@ -182,6 +184,10 @@ export function getTextPresenter (_class: Ref<Class<Doc>>, hierarchy: Hierarchy)
   return hierarchy.classHierarchyMixin(_class, serverNotification.mixin.TextPresenter)
 }
 
+function getNotificationPresenter (_class: Ref<Class<Doc>>, hierarchy: Hierarchy): NotificationPresenter | undefined {
+  return hierarchy.classHierarchyMixin(_class, serverNotification.mixin.NotificationPresenter)
+}
+
 function fillTemplate (template: string, sender: string, doc: string, data: string): string {
   let res = replaceAll(template, '{sender}', sender)
   res = replaceAll(res, '{doc}', doc)
@@ -462,10 +468,43 @@ async function isShouldNotify (
   }
 }
 
+async function findPersonForAccount (control: TriggerControl, personId: Ref<Person>): Promise<Person | undefined> {
+  const persons = await control.findAll(contact.class.Person, { _id: personId })
+  if (persons !== undefined && persons.length > 0) {
+    return persons[0]
+  }
+  return undefined
+}
+
+async function getFallbackNotificationFullfillment (
+  object: Doc,
+  originTx: TxCUD<Doc>,
+  control: TriggerControl
+): Promise<Record<string, string | number>> {
+  const intlParams: Record<string, string | number> = {}
+
+  const textPresenter = getTextPresenter(object._class, control.hierarchy)
+  if (textPresenter !== undefined) {
+    const textPresenterFunc = await getResource(textPresenter.presenter)
+    intlParams.title = await textPresenterFunc(object, control)
+  }
+
+  const account = control.modelDb.getObject(originTx.modifiedBy) as PersonAccount
+  if (account !== undefined) {
+    const senderPerson = await findPersonForAccount(control, account.person)
+    if (senderPerson !== undefined) {
+      const senderName = formatName(senderPerson.name)
+      intlParams.senderName = senderName
+    }
+  }
+
+  return intlParams
+}
+
 /**
  * @public
  */
-export function pushNotification (
+export async function pushNotification (
   control: TriggerControl,
   res: Tx[],
   target: Ref<Account>,
@@ -473,7 +512,46 @@ export function pushNotification (
   originTx: TxCUD<Doc>,
   docUpdates: DocUpdates[],
   modifiedBy?: Ref<Account>
-): void {
+): Promise<void> {
+  let title: IntlString = notification.string.CommonNotificationTitle
+  let body: IntlString = notification.string.CommonNotificationBody
+  let intlParams: Record<string, string | number> = await getFallbackNotificationFullfillment(object, originTx, control)
+  let intlParamsNotLocalized: Record<string, IntlString> | undefined
+
+  const notificationPresenter = getNotificationPresenter(object._class, control.hierarchy)
+  if (notificationPresenter !== undefined) {
+    const getFuillfillmentParams = await getResource(notificationPresenter.presenter)
+    const updateIntlParams = await getFuillfillmentParams(object, originTx, target, control)
+    title = updateIntlParams.title
+    body = updateIntlParams.body
+    intlParams = {
+      ...intlParams,
+      ...updateIntlParams.intlParams
+    }
+    if (updateIntlParams.intlParamsNotLocalized != null) {
+      intlParamsNotLocalized = updateIntlParams.intlParamsNotLocalized
+    }
+  }
+
+  const tx: DocUpdateTx = {
+    _id: originTx._id,
+    modifiedOn: originTx.modifiedOn,
+    modifiedBy: modifiedBy ?? originTx.modifiedBy,
+    isNew: true
+  }
+  if (title !== undefined) {
+    tx.title = title
+  }
+  if (body !== undefined) {
+    tx.body = body
+  }
+  if (intlParams !== undefined) {
+    tx.intlParams = intlParams
+  }
+  if (intlParamsNotLocalized !== undefined) {
+    tx.intlParamsNotLocalized = intlParamsNotLocalized
+  }
+
   const current = docUpdates.find((p) => p.user === target)
   if (current === undefined) {
     res.push(
@@ -483,27 +561,13 @@ export function pushNotification (
         attachedToClass: object._class,
         hidden: false,
         lastTxTime: originTx.modifiedOn,
-        txes: [
-          {
-            _id: originTx._id,
-            modifiedOn: originTx.modifiedOn,
-            modifiedBy: modifiedBy ?? originTx.modifiedBy,
-            isNew: true
-          }
-        ]
+        txes: [tx]
       })
     )
   } else {
     res.push(
       control.txFactory.createTxUpdateDoc(current._class, current.space, current._id, {
-        $push: {
-          txes: {
-            _id: originTx._id,
-            modifiedOn: originTx.modifiedOn,
-            modifiedBy: modifiedBy ?? originTx.modifiedBy,
-            isNew: true
-          }
-        }
+        $push: { txes: tx }
       })
     )
     res.push(
@@ -528,7 +592,7 @@ async function getNotificationTxes (
   const res: Tx[] = []
   const allowed = await isShouldNotify(control, tx, originTx, object, target, isOwn, isSpace)
   if (allowed.allowed) {
-    pushNotification(control, res, target, object, originTx, docUpdates)
+    await pushNotification(control, res, target, object, originTx, docUpdates)
   }
   if (allowed.emails.length === 0) return res
   const acc = await getPersonAccountById(target, control)
@@ -711,7 +775,7 @@ async function updateCollaboratorsMixin (
         attachedTo: tx.objectId
       })
       for (const collab of newCollabs) {
-        pushNotification(control, res, collab, prevDoc, originTx, docUpdates)
+        await pushNotification(control, res, collab, prevDoc, originTx, docUpdates)
       }
     }
   }

server-plugins/notification/src/index.ts

@@ -15,8 +15,8 @@
 //
 
 import contact, { Employee, Person, PersonAccount } from '@hcengineering/contact'
-import { Account, Class, Doc, Mixin, Ref, Tx } from '@hcengineering/core'
-import { NotificationType } from '@hcengineering/notification'
+import { Account, Class, Doc, Mixin, Ref, Tx, TxCUD } from '@hcengineering/core'
+import { NotificationType, NotificationContent } from '@hcengineering/notification'
 import { Plugin, Resource, plugin } from '@hcengineering/platform'
 import type { TriggerControl, TriggerFunc } from '@hcengineering/server-core'
 
@@ -112,6 +112,23 @@ export interface TypeMatch extends NotificationType {
   func: TypeMatchFunc
 }
 
+/**
+ * @public
+ */
+export type NotificationContentProvider = (
+  doc: Doc,
+  tx: TxCUD<Doc>,
+  target: Ref<Account>,
+  control: TriggerControl
+) => Promise<NotificationContent>
+
+/**
+ * @public
+ */
+export interface NotificationPresenter extends Class<Doc> {
+  presenter: Resource<NotificationContentProvider>
+}
+
 /**
  * @public
  */
@@ -119,7 +136,8 @@ export default plugin(serverNotificationId, {
   mixin: {
     HTMLPresenter: '' as Ref<Mixin<HTMLPresenter>>,
     TextPresenter: '' as Ref<Mixin<TextPresenter>>,
-    TypeMatch: '' as Ref<Mixin<TypeMatch>>
+    TypeMatch: '' as Ref<Mixin<TypeMatch>>,
+    NotificationPresenter: '' as Ref<Mixin<NotificationPresenter>>
   },
   trigger: {
     OnBacklinkCreate: '' as Resource<TriggerFunc>,

server-plugins/tracker-resources/package.json

@@ -31,11 +31,13 @@
     "@hcengineering/server-core": "^0.6.1",
     "@hcengineering/tracker": "^0.6.11",
     "@hcengineering/contact": "^0.6.19",
+    "@hcengineering/chunter": "^0.6.10",
     "@hcengineering/notification": "^0.6.14",
     "@hcengineering/task": "^0.6.11",
     "@hcengineering/view": "^0.6.8",
     "@hcengineering/login": "^0.6.7",
     "@hcengineering/workbench": "^0.6.8",
-    "@hcengineering/server-task-resources": "^0.6.0"
+    "@hcengineering/server-task-resources": "^0.6.0",
+    "@hcengineering/text": "^0.6.0"
   }
 }

server-plugins/tracker-resources/src/index.ts

@@ -14,6 +14,7 @@
 //
 
 import core, {
+  Account,
   AttachedDoc,
   concatLink,
   Doc,
@@ -29,11 +30,16 @@ import core, {
   TxUpdateDoc,
   WithLookup
 } from '@hcengineering/core'
-import { getMetadata } from '@hcengineering/platform'
+import { getMetadata, IntlString } from '@hcengineering/platform'
+import { Person, PersonAccount } from '@hcengineering/contact'
 import serverCore, { TriggerControl } from '@hcengineering/server-core'
 import tracker, { Component, Issue, IssueParentInfo, TimeSpendReport, trackerId } from '@hcengineering/tracker'
+import { NotificationContent } from '@hcengineering/notification'
 import { workbenchId } from '@hcengineering/workbench'
 
+import chunter, { Comment } from '@hcengineering/chunter'
+import { stripTags } from '@hcengineering/text'
+
 async function updateSubIssues (
   updateTx: TxUpdateDoc<Issue>,
   control: TriggerControl,
@@ -69,6 +75,83 @@ export async function issueTextPresenter (doc: Doc, control: TriggerControl): Pr
   return issueName
 }
 
+function isSamePerson (control: TriggerControl, assignee: Ref<Person>, target: Ref<Account>): boolean {
+  const targetAccount = control.modelDb.getObject(target) as PersonAccount
+  return assignee === targetAccount?.person
+}
+
+const NOTIFICATION_BODY_SIZE = 50
+/**
+ * @public
+ */
+export async function getIssueNotificationContent (
+  doc: Doc,
+  tx: TxCUD<Doc>,
+  target: Ref<Account>,
+  control: TriggerControl
+): Promise<NotificationContent> {
+  const issue = doc as Issue
+
+  const issueShortName = await issueTextPresenter(doc, control)
+  const issueTitle = `${issueShortName}: ${issue.title}`
+
+  const title = tracker.string.IssueNotificationTitle
+  let body = tracker.string.IssueNotificationBody
+  const intlParams: Record<string, string | number> = {
+    issueTitle
+  }
+  const intlParamsNotLocalized: Record<string, IntlString> = {}
+
+  if (tx._class === core.class.TxCollectionCUD) {
+    const ptx = tx as TxCollectionCUD<Doc, AttachedDoc>
+
+    if (ptx.tx._class === core.class.TxCreateDoc) {
+      if (ptx.tx.objectClass === chunter.class.Comment) {
+        const createTx = ptx.tx as TxCreateDoc<Comment>
+        const message = createTx.attributes.message
+        const plainTextMessage = stripTags(message, NOTIFICATION_BODY_SIZE)
+        intlParams.message = plainTextMessage
+      }
+    } else if (ptx.tx._class === core.class.TxUpdateDoc) {
+      const updateTx = ptx.tx as TxUpdateDoc<Issue>
+
+      if (
+        updateTx.operations.assignee !== null &&
+        updateTx.operations.assignee !== undefined &&
+        isSamePerson(control, updateTx.operations.assignee, target)
+      ) {
+        body = tracker.string.IssueAssigneedToYou
+      } else {
+        const attributes = control.hierarchy.getAllAttributes(doc._class)
+        for (const attrName in updateTx.operations) {
+          if (!Object.prototype.hasOwnProperty.call(updateTx.operations, attrName)) {
+            continue
+          }
+
+          const attr = attributes.get(attrName)
+          if (attr !== null && attr !== undefined) {
+            intlParamsNotLocalized.property = attr.label
+            if (attr.type._class === core.class.TypeString) {
+              body = tracker.string.IssueNotificationChangedProperty
+              intlParams.newValue = (issue as any)[attr.name]?.toString()
+            } else {
+              body = tracker.string.IssueNotificationChanged
+            }
+          }
+          break
+        }
+      }
+    }
+  }
+
+  return {
+    title,
+    body,
+    intlParams,
+    intlParamsNotLocalized
+  }
+}
+
 /**
  * @public
  */
@@ -157,7 +240,8 @@ export async function OnIssueUpdate (tx: Tx, control: TriggerControl): Promise<T
 export default async () => ({
   function: {
     IssueHTMLPresenter: issueHTMLPresenter,
-    IssueTextPresenter: issueTextPresenter
+    IssueTextPresenter: issueTextPresenter,
+    IssueNotificationContentProvider: getIssueNotificationContent
   },
   trigger: {
     OnIssueUpdate,

server-plugins/tracker/src/index.ts

@@ -16,7 +16,7 @@
 import type { Plugin, Resource } from '@hcengineering/platform'
 import { plugin } from '@hcengineering/platform'
 import { TriggerFunc } from '@hcengineering/server-core'
-import { Presenter } from '@hcengineering/server-notification'
+import { Presenter, NotificationContentProvider } from '@hcengineering/server-notification'
 
 /**
  * @public
@@ -29,7 +29,8 @@ export const serverTrackerId = 'server-tracker' as Plugin
 export default plugin(serverTrackerId, {
   function: {
     IssueHTMLPresenter: '' as Resource<Presenter>,
-    IssueTextPresenter: '' as Resource<Presenter>
+    IssueTextPresenter: '' as Resource<Presenter>,
+    IssueNotificationContentProvider: '' as Resource<NotificationContentProvider>
   },
   trigger: {
     OnIssueUpdate: '' as Resource<TriggerFunc>,