CRM apis

prisma/schema.prisma

@@ -85,6 +85,50 @@ enum InteractionType {
   note
 }
 
+enum SalesPipelineStage {
+  negotiation
+  awaiting_catalog
+  awaiting_price
+  ready_to_order
+}
+
+enum OpportunityOutcome {
+  open
+  won
+  lost
+}
+
+enum LostReason {
+  price
+  product
+  supply_time
+  customer_decision
+  other
+}
+
+enum TimelineEventSource {
+  manual
+  system
+}
+
+enum TimelineEventKind {
+  meeting
+  call
+  note
+  reminder
+  next_action
+  order_created
+  price_announced
+  price_confirmed
+  catalog_requested
+}
+
+enum AssignmentRequestStatus {
+  pending
+  approved
+  rejected
+}
+
 enum ProductSeason {
   summer
   winter
@@ -255,6 +299,14 @@ model Customer {
   catalogRequests     CatalogRequest[]
   productSuggestions  ProductSuggestion[]
   addresses           CustomerAddress[]
+  salesOpportunities  SalesOpportunity[]
+  timelineEvents      CustomerTimelineEvent[]
+  crmNextActions      CrmNextAction[]
+  assignmentRequests  CustomerAssignmentRequest[] @relation("AssignmentCustomer")
+  assignmentFrom      CustomerAssignmentRequest[] @relation("AssignmentFromAgent")
+  assignmentTo        CustomerAssignmentRequest[] @relation("AssignmentToAgent")
+  assignmentRequested CustomerAssignmentRequest[] @relation("AssignmentRequestedBy")
+  opportunitiesOwned  SalesOpportunity[]          @relation("OpportunityAgent")
 
   @@index([companyId])
   @@index([appRole])
@@ -369,8 +421,9 @@ model Order {
   checks         Check[]
   cashReceipt    CashPaymentReceipt?
   shipment       Shipment?
-  statusHistory  OrderStatusHistory[]
-  notifications  CustomerNotification[]
+  statusHistory     OrderStatusHistory[]
+  notifications     CustomerNotification[]
+  wonOpportunities  SalesOpportunity[]
 
   @@index([userId])
   @@index([companyId])
@@ -620,6 +673,94 @@ model Reminder {
   @@index([date])
 }
 
+model SalesOpportunity {
+  id              String               @id @default(cuid())
+  customerId      String
+  stage           SalesPipelineStage   @default(negotiation)
+  outcome         OpportunityOutcome   @default(open)
+  lostReason      LostReason?
+  lostNote        String?
+  lostAt          DateTime?
+  wonOrderId      String?
+  wonAt           DateTime?
+  assignedAgentId String?
+  ownerAdminId    String?
+  createdAt       DateTime             @default(now())
+  updatedAt       DateTime             @updatedAt
+
+  customer      Customer        @relation(fields: [customerId], references: [id], onDelete: Cascade)
+  assignedAgent Customer?       @relation("OpportunityAgent", fields: [assignedAgentId], references: [id], onDelete: SetNull)
+  wonOrder      Order?          @relation(fields: [wonOrderId], references: [id], onDelete: SetNull)
+  nextActions   CrmNextAction[]
+
+  @@index([customerId])
+  @@index([stage, outcome])
+  @@index([assignedAgentId])
+}
+
+model CustomerTimelineEvent {
+  id               String              @id @default(cuid())
+  customerId       String
+  kind             TimelineEventKind
+  source           TimelineEventSource @default(manual)
+  title            String
+  body             String?
+  occurredAt       DateTime            @default(now())
+  actorAdminId     String?
+  actorCustomerId  String?
+  relatedOrderId   String?
+  relatedMeetingId String?
+  relatedActionId  String?
+  createdAt        DateTime            @default(now())
+
+  customer Customer @relation(fields: [customerId], references: [id], onDelete: Cascade)
+
+  @@index([customerId, occurredAt])
+}
+
+model CrmNextAction {
+  id               String    @id @default(cuid())
+  customerId       String
+  opportunityId    String?
+  title            String
+  description      String?
+  dueAt            DateTime
+  completed        Boolean   @default(false)
+  completedAt      DateTime?
+  assigneeAdminId  String?
+  assigneeAgentId  String?
+  createdAt        DateTime  @default(now())
+  updatedAt        DateTime  @updatedAt
+
+  customer    Customer          @relation(fields: [customerId], references: [id], onDelete: Cascade)
+  opportunity SalesOpportunity? @relation(fields: [opportunityId], references: [id], onDelete: SetNull)
+
+  @@index([customerId, completed])
+  @@index([dueAt])
+}
+
+model CustomerAssignmentRequest {
+  id                  String                  @id @default(cuid())
+  customerId          String
+  fromAgentId         String?
+  toAgentId           String
+  requestedByAgentId  String
+  status              AssignmentRequestStatus @default(pending)
+  reviewNote          String?
+  reviewedByAdminId   String?
+  reviewedAt          DateTime?
+  createdAt           DateTime                @default(now())
+  updatedAt           DateTime                @updatedAt
+
+  customer         Customer  @relation("AssignmentCustomer", fields: [customerId], references: [id], onDelete: Cascade)
+  fromAgent        Customer? @relation("AssignmentFromAgent", fields: [fromAgentId], references: [id], onDelete: SetNull)
+  toAgent          Customer  @relation("AssignmentToAgent", fields: [toAgentId], references: [id], onDelete: Cascade)
+  requestedByAgent Customer  @relation("AssignmentRequestedBy", fields: [requestedByAgentId], references: [id], onDelete: Cascade)
+
+  @@index([status])
+  @@index([customerId])
+}
+
 model ProductFavorite {
   id         String   @id @default(cuid())
   customerId String