feat(ai): persist agent sessions and request context
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@@ -0,0 +1,68 @@
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CREATE TABLE "agent_sessions" (
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"id" UUID NOT NULL,
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"course_id" UUID NOT NULL,
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"week_id" UUID,
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"student_id" UUID NOT NULL,
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"status" TEXT NOT NULL DEFAULT 'ACTIVE',
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"title" TEXT,
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"created_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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"updated_at" TIMESTAMPTZ(3) NOT NULL,
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"last_activity_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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CONSTRAINT "agent_sessions_pkey" PRIMARY KEY ("id")
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);
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CREATE TABLE "agent_messages" (
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"id" UUID NOT NULL,
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"session_id" UUID NOT NULL,
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"client_message_id" TEXT NOT NULL,
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"role" TEXT NOT NULL,
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"content" TEXT NOT NULL,
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"provider" TEXT,
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"model" TEXT,
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"summary" TEXT,
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"explanation" TEXT,
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"action_plan" JSONB,
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"create_module" JSONB,
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"apply_state" TEXT,
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"apply_error" TEXT,
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"usage" JSONB,
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"created_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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"updated_at" TIMESTAMPTZ(3) NOT NULL,
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CONSTRAINT "agent_messages_pkey" PRIMARY KEY ("id")
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);
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CREATE TABLE "agent_actions" (
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"id" UUID NOT NULL,
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"message_id" UUID NOT NULL,
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"client_key" TEXT NOT NULL,
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"type" TEXT NOT NULL,
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"status" TEXT NOT NULL,
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"module_name" TEXT,
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"path" TEXT,
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"command" TEXT,
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"purpose" TEXT,
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"reason" TEXT,
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"content" TEXT,
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"output" TEXT,
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"exit_code" INTEGER,
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"error" TEXT,
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"payload" JSONB,
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"sort_order" INTEGER NOT NULL DEFAULT 0,
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"created_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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"updated_at" TIMESTAMPTZ(3) NOT NULL,
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CONSTRAINT "agent_actions_pkey" PRIMARY KEY ("id")
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);
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CREATE INDEX "agent_sessions_student_id_course_id_week_id_status_last_activity_at_idx" ON "agent_sessions"("student_id", "course_id", "week_id", "status", "last_activity_at");
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CREATE INDEX "agent_sessions_course_id_last_activity_at_idx" ON "agent_sessions"("course_id", "last_activity_at");
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CREATE UNIQUE INDEX "agent_messages_session_id_client_message_id_key" ON "agent_messages"("session_id", "client_message_id");
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CREATE INDEX "agent_messages_session_id_created_at_idx" ON "agent_messages"("session_id", "created_at");
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CREATE UNIQUE INDEX "agent_actions_message_id_client_key_key" ON "agent_actions"("message_id", "client_key");
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CREATE INDEX "agent_actions_message_id_sort_order_idx" ON "agent_actions"("message_id", "sort_order");
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CREATE INDEX "agent_actions_type_status_created_at_idx" ON "agent_actions"("type", "status", "created_at");
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ALTER TABLE "agent_sessions" ADD CONSTRAINT "agent_sessions_course_id_fkey" FOREIGN KEY ("course_id") REFERENCES "courses"("id") ON DELETE CASCADE ON UPDATE CASCADE;
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ALTER TABLE "agent_sessions" ADD CONSTRAINT "agent_sessions_week_id_fkey" FOREIGN KEY ("week_id") REFERENCES "course_weeks"("id") ON DELETE SET NULL ON UPDATE CASCADE;
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ALTER TABLE "agent_sessions" ADD CONSTRAINT "agent_sessions_student_id_fkey" FOREIGN KEY ("student_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
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ALTER TABLE "agent_messages" ADD CONSTRAINT "agent_messages_session_id_fkey" FOREIGN KEY ("session_id") REFERENCES "agent_sessions"("id") ON DELETE CASCADE ON UPDATE CASCADE;
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ALTER TABLE "agent_actions" ADD CONSTRAINT "agent_actions_message_id_fkey" FOREIGN KEY ("message_id") REFERENCES "agent_messages"("id") ON DELETE CASCADE ON UPDATE CASCADE;
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@@ -28,6 +28,7 @@ model User {
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studentChatThreads ChatThread[] @relation("ChatThreadStudent")
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assignedChatThreads ChatThread[] @relation("ChatThreadInstructor")
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chatMessages ChatMessage[]
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agentSessions AgentSession[]
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platformControlSessions PlatformControlSession[]
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platformControlQueueEntries PlatformControlQueueEntry[]
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studioRepositories StudioRepository[]
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@@ -177,6 +178,7 @@ model Course {
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studentProgress CourseStudentProgress[]
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studentWeekProgress CourseStudentWeekProgress[]
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chatThreads ChatThread[]
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agentSessions AgentSession[]
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enrollments StudentEnrollment[]
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instructorCurriculumSettings InstructorCurriculumSetting[]
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instructorCurriculumWeekOverrides InstructorCurriculumWeekOverride[]
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@@ -579,6 +581,7 @@ model CourseWeek {
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references CourseWeekReference[]
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modules CourseWeekModule[]
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chatThreads ChatThread[]
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agentSessions AgentSession[]
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submissionScores SubmissionScore[]
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submissionTotalScores SubmissionTotalScore[]
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@@ -835,3 +838,75 @@ model AiChatRun {
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@@index([status, createdAt])
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@@map("ai_chat_runs")
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}
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model AgentSession {
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id String @id @default(uuid()) @db.Uuid
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courseId String @map("course_id") @db.Uuid
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weekId String? @map("week_id") @db.Uuid
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studentId String @map("student_id") @db.Uuid
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status String @default("ACTIVE")
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title String?
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createdAt DateTime @default(now()) @map("created_at") @db.Timestamptz(3)
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updatedAt DateTime @updatedAt @map("updated_at") @db.Timestamptz(3)
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lastActivityAt DateTime @default(now()) @map("last_activity_at") @db.Timestamptz(3)
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course Course @relation(fields: [courseId], references: [id], onDelete: Cascade)
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week CourseWeek? @relation(fields: [weekId], references: [id], onDelete: SetNull)
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student User @relation(fields: [studentId], references: [id], onDelete: Cascade)
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messages AgentMessage[]
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@@index([studentId, courseId, weekId, status, lastActivityAt])
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@@index([courseId, lastActivityAt])
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@@map("agent_sessions")
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}
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model AgentMessage {
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id String @id @default(uuid()) @db.Uuid
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sessionId String @map("session_id") @db.Uuid
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clientMessageId String @map("client_message_id")
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role String
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content String
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provider String?
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model String?
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summary String?
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explanation String?
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actionPlan Json? @map("action_plan")
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createModule Json? @map("create_module")
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applyState String? @map("apply_state")
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applyError String? @map("apply_error")
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usage Json?
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createdAt DateTime @default(now()) @map("created_at") @db.Timestamptz(3)
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updatedAt DateTime @updatedAt @map("updated_at") @db.Timestamptz(3)
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session AgentSession @relation(fields: [sessionId], references: [id], onDelete: Cascade)
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actions AgentAction[]
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@@unique([sessionId, clientMessageId])
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@@index([sessionId, createdAt])
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@@map("agent_messages")
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}
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model AgentAction {
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id String @id @default(uuid()) @db.Uuid
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messageId String @map("message_id") @db.Uuid
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clientKey String @map("client_key")
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type String
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status String
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moduleName String? @map("module_name")
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path String?
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command String?
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purpose String?
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reason String?
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content String?
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output String?
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exitCode Int? @map("exit_code")
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error String?
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payload Json?
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sortOrder Int @default(0) @map("sort_order")
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createdAt DateTime @default(now()) @map("created_at") @db.Timestamptz(3)
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updatedAt DateTime @updatedAt @map("updated_at") @db.Timestamptz(3)
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message AgentMessage @relation(fields: [messageId], references: [id], onDelete: Cascade)
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@@unique([messageId, clientKey])
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@@index([messageId, sortOrder])
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@@index([type, status, createdAt])
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@@map("agent_actions")
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}
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