improvement: notify counter badge added to treatment and tasks tabs for upadted and edited cases.

backend/prisma/migrations/20260713160000_lab_case_activity/migration.sql

@@ -0,0 +1,59 @@
+-- Lab case activity feed + per-user read cursors for tab badges
+
+CREATE TYPE "LabCaseActivityType" AS ENUM (
+  'CASE_SENT',
+  'CLINIC_COMMENT',
+  'LAB_COMMENT',
+  'CASE_IMPORTANT',
+  'CASE_AMENDED',
+  'TASK_COMPLETED'
+);
+
+CREATE TYPE "LabCaseTabReadTarget" AS ENUM ('CASES', 'TASKS', 'TREATMENT');
+
+CREATE TABLE "lab_case_activities" (
+  "id" TEXT NOT NULL,
+  "labCaseId" TEXT NOT NULL,
+  "type" "LabCaseActivityType" NOT NULL,
+  "actorUserId" TEXT,
+  "payload" JSONB,
+  "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  CONSTRAINT "lab_case_activities_pkey" PRIMARY KEY ("id")
+);
+
+CREATE TABLE "lab_case_user_read_states" (
+  "userId" TEXT NOT NULL,
+  "organizationId" TEXT NOT NULL,
+  "labCaseId" TEXT NOT NULL,
+  "lastReadAt" TIMESTAMP(3) NOT NULL,
+  CONSTRAINT "lab_case_user_read_states_pkey" PRIMARY KEY ("userId", "organizationId", "labCaseId")
+);
+
+CREATE TABLE "lab_case_user_tab_read_states" (
+  "userId" TEXT NOT NULL,
+  "organizationId" TEXT NOT NULL,
+  "tab" "LabCaseTabReadTarget" NOT NULL,
+  "lastReadAt" TIMESTAMP(3) NOT NULL,
+  CONSTRAINT "lab_case_user_tab_read_states_pkey" PRIMARY KEY ("userId", "organizationId", "tab")
+);
+
+ALTER TABLE "lab_case_activities"
+  ADD CONSTRAINT "lab_case_activities_labCaseId_fkey"
+  FOREIGN KEY ("labCaseId") REFERENCES "lab_cases"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+ALTER TABLE "lab_case_activities"
+  ADD CONSTRAINT "lab_case_activities_actorUserId_fkey"
+  FOREIGN KEY ("actorUserId") REFERENCES "users"("id") ON DELETE SET NULL ON UPDATE CASCADE;
+
+ALTER TABLE "lab_case_user_read_states"
+  ADD CONSTRAINT "lab_case_user_read_states_labCaseId_fkey"
+  FOREIGN KEY ("labCaseId") REFERENCES "lab_cases"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+CREATE INDEX "lab_case_activities_labCaseId_createdAt_idx"
+  ON "lab_case_activities"("labCaseId", "createdAt");
+
+CREATE INDEX "lab_case_activities_type_createdAt_idx"
+  ON "lab_case_activities"("type", "createdAt");
+
+CREATE INDEX "lab_case_user_read_states_userId_organizationId_idx"
+  ON "lab_case_user_read_states"("userId", "organizationId");

backend/prisma/schema.prisma

@@ -28,6 +28,7 @@ model User {
   assignedLabCaseTasks LabCaseTask[] @relation("LabCaseTaskAssignee")
   labCaseTaskStatusEvents LabCaseTaskStatusEvent[]
   labCaseComments LabCaseComment[]
+  labCaseActivities LabCaseActivity[]
   phoneVerificationCodes PhoneVerificationCode[]
 
   createdAt DateTime @default(now())
@@ -224,6 +225,8 @@ model LabCase {
   toothProsthesis LabCaseToothProsthesis[]
   comments        LabCaseComment[]
   attachments     LabCaseAttachment[]
+  activities      LabCaseActivity[]
+  userReadStates  LabCaseUserReadState[]
 
   @@index([treatmentId, sortOrder])
   @@map("lab_cases")
@@ -410,6 +413,60 @@ model LabCaseComment {
   @@map("lab_case_comments")
 }
 
+enum LabCaseActivityType {
+  CASE_SENT
+  CLINIC_COMMENT
+  LAB_COMMENT
+  CASE_IMPORTANT
+  CASE_AMENDED
+  TASK_COMPLETED
+}
+
+enum LabCaseTabReadTarget {
+  CASES
+  TASKS
+  TREATMENT
+}
+
+model LabCaseActivity {
+  id          String              @id @default(uuid())
+  labCaseId   String
+  type        LabCaseActivityType
+  actorUserId String?
+  payload     Json?
+  createdAt   DateTime            @default(now())
+
+  labCase   LabCase @relation(fields: [labCaseId], references: [id], onDelete: Cascade)
+  actorUser User?   @relation(fields: [actorUserId], references: [id], onDelete: SetNull)
+
+  @@index([labCaseId, createdAt])
+  @@index([type, createdAt])
+  @@map("lab_case_activities")
+}
+
+model LabCaseUserReadState {
+  userId         String
+  organizationId String
+  labCaseId      String
+  lastReadAt     DateTime
+
+  labCase LabCase @relation(fields: [labCaseId], references: [id], onDelete: Cascade)
+
+  @@id([userId, organizationId, labCaseId])
+  @@index([userId, organizationId])
+  @@map("lab_case_user_read_states")
+}
+
+model LabCaseUserTabReadState {
+  userId         String
+  organizationId String
+  tab            LabCaseTabReadTarget
+  lastReadAt     DateTime
+
+  @@id([userId, organizationId, tab])
+  @@map("lab_case_user_tab_read_states")
+}
+
 model Plan {
   id       String @id @default(uuid())
   name     String @unique // "Solo", "Small", "Medium", "Large", "Enterprise"