ignore: refactoring and tests (#12460)

packages/app/src/context/notification-index.ts

@@ -0,0 +1,66 @@
+type NotificationIndexItem = {
+  directory?: string
+  session?: string
+  viewed: boolean
+  type: string
+}
+
+export function buildNotificationIndex<T extends NotificationIndexItem>(list: T[]) {
+  const sessionAll = new Map<string, T[]>()
+  const sessionUnseen = new Map<string, T[]>()
+  const sessionUnseenCount = new Map<string, number>()
+  const sessionUnseenHasError = new Map<string, boolean>()
+  const projectAll = new Map<string, T[]>()
+  const projectUnseen = new Map<string, T[]>()
+  const projectUnseenCount = new Map<string, number>()
+  const projectUnseenHasError = new Map<string, boolean>()
+
+  for (const notification of list) {
+    const session = notification.session
+    if (session) {
+      const all = sessionAll.get(session)
+      if (all) all.push(notification)
+      else sessionAll.set(session, [notification])
+
+      if (!notification.viewed) {
+        const unseen = sessionUnseen.get(session)
+        if (unseen) unseen.push(notification)
+        else sessionUnseen.set(session, [notification])
+
+        sessionUnseenCount.set(session, (sessionUnseenCount.get(session) ?? 0) + 1)
+        if (notification.type === "error") sessionUnseenHasError.set(session, true)
+      }
+    }
+
+    const directory = notification.directory
+    if (directory) {
+      const all = projectAll.get(directory)
+      if (all) all.push(notification)
+      else projectAll.set(directory, [notification])
+
+      if (!notification.viewed) {
+        const unseen = projectUnseen.get(directory)
+        if (unseen) unseen.push(notification)
+        else projectUnseen.set(directory, [notification])
+
+        projectUnseenCount.set(directory, (projectUnseenCount.get(directory) ?? 0) + 1)
+        if (notification.type === "error") projectUnseenHasError.set(directory, true)
+      }
+    }
+  }
+
+  return {
+    session: {
+      all: sessionAll,
+      unseen: sessionUnseen,
+      unseenCount: sessionUnseenCount,
+      unseenHasError: sessionUnseenHasError,
+    },
+    project: {
+      all: projectAll,
+      unseen: projectUnseen,
+      unseenCount: projectUnseenCount,
+      unseenHasError: projectUnseenHasError,
+    },
+  }
+}