CREATE TABLE IF NOT EXISTS "performance_survey_employee_profiles" (
  "id" TEXT PRIMARY KEY,
  "dingtalk_user_id" TEXT,
  "ding_email" TEXT,
  "job_number" TEXT,
  "flower_name" TEXT,
  "real_name" TEXT,
  "display_name" TEXT NOT NULL,
  "department_name" TEXT,
  "department_path" TEXT,
  "position_title" TEXT,
  "position_level" TEXT,
  "level_type" TEXT,
  "is_leadership" BOOLEAN NOT NULL DEFAULT FALSE,
  "manager_dingtalk_user_id" TEXT,
  "manager_job_number" TEXT,
  "manager_name" TEXT,
  "employment_status" TEXT,
  "work_place" TEXT,
  "source_payload" JSONB,
  "synced_at" TIMESTAMP(3),
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP
);

CREATE UNIQUE INDEX IF NOT EXISTS "performance_survey_employee_profiles_dingtalk_user_id_key"
  ON "performance_survey_employee_profiles" ("dingtalk_user_id");
CREATE UNIQUE INDEX IF NOT EXISTS "performance_survey_employee_profiles_job_number_key"
  ON "performance_survey_employee_profiles" ("job_number");
CREATE INDEX IF NOT EXISTS "performance_survey_employee_profiles_display_name_idx"
  ON "performance_survey_employee_profiles" ("display_name");
CREATE INDEX IF NOT EXISTS "performance_survey_employee_profiles_ding_email_idx"
  ON "performance_survey_employee_profiles" ("ding_email");
CREATE INDEX IF NOT EXISTS "performance_survey_employee_profiles_department_name_idx"
  ON "performance_survey_employee_profiles" ("department_name");
CREATE INDEX IF NOT EXISTS "performance_survey_employee_profiles_position_level_idx"
  ON "performance_survey_employee_profiles" ("position_level");
CREATE INDEX IF NOT EXISTS "performance_survey_employee_profiles_level_type_idx"
  ON "performance_survey_employee_profiles" ("level_type");
CREATE INDEX IF NOT EXISTS "performance_survey_employee_profiles_is_leadership_idx"
  ON "performance_survey_employee_profiles" ("is_leadership");
CREATE INDEX IF NOT EXISTS "performance_survey_employee_profiles_manager_dingtalk_user_id_idx"
  ON "performance_survey_employee_profiles" ("manager_dingtalk_user_id");
CREATE INDEX IF NOT EXISTS "performance_survey_employee_profiles_employment_status_idx"
  ON "performance_survey_employee_profiles" ("employment_status");

CREATE TABLE IF NOT EXISTS "performance_survey_department_profiles" (
  "id" TEXT PRIMARY KEY,
  "name" TEXT NOT NULL,
  "parent_name" TEXT,
  "source_dept_id" TEXT,
  "sort_order" INTEGER NOT NULL DEFAULT 0,
  "employee_count" INTEGER NOT NULL DEFAULT 0,
  "synced_at" TIMESTAMP(3),
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP
);

CREATE UNIQUE INDEX IF NOT EXISTS "performance_survey_department_profiles_name_key"
  ON "performance_survey_department_profiles" ("name");
CREATE INDEX IF NOT EXISTS "performance_survey_department_profiles_parent_name_idx"
  ON "performance_survey_department_profiles" ("parent_name");
CREATE INDEX IF NOT EXISTS "performance_survey_department_profiles_source_dept_id_idx"
  ON "performance_survey_department_profiles" ("source_dept_id");

CREATE TABLE IF NOT EXISTS "performance_survey_templates" (
  "id" TEXT PRIMARY KEY,
  "code" TEXT NOT NULL,
  "name" TEXT NOT NULL,
  "description" TEXT,
  "survey_type" TEXT NOT NULL DEFAULT 'person_period',
  "weight" DOUBLE PRECISION NOT NULL DEFAULT 1,
  "questions" JSONB NOT NULL,
  "score_bands" JSONB NOT NULL,
  "is_active" BOOLEAN NOT NULL DEFAULT TRUE,
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP
);

CREATE UNIQUE INDEX IF NOT EXISTS "performance_survey_templates_code_key"
  ON "performance_survey_templates" ("code");
CREATE INDEX IF NOT EXISTS "performance_survey_templates_survey_type_idx"
  ON "performance_survey_templates" ("survey_type");
CREATE INDEX IF NOT EXISTS "performance_survey_templates_is_active_idx"
  ON "performance_survey_templates" ("is_active");

CREATE TABLE IF NOT EXISTS "performance_surveys" (
  "id" TEXT PRIMARY KEY,
  "title" TEXT NOT NULL,
  "description" TEXT,
  "survey_kind" TEXT NOT NULL DEFAULT 'person_period',
  "template_code" TEXT NOT NULL,
  "template_snapshot" JSONB NOT NULL,
  "status" TEXT NOT NULL DEFAULT 'draft',
  "creator_user_id" TEXT NOT NULL,
  "creator_name" TEXT NOT NULL,
  "creator_employee_id" TEXT,
  "department_name" TEXT,
  "due_at" TIMESTAMP(3),
  "opened_at" TIMESTAMP(3),
  "closed_at" TIMESTAMP(3),
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP
);

CREATE INDEX IF NOT EXISTS "performance_surveys_status_idx"
  ON "performance_surveys" ("status");
CREATE INDEX IF NOT EXISTS "performance_surveys_survey_kind_idx"
  ON "performance_surveys" ("survey_kind");
CREATE INDEX IF NOT EXISTS "performance_surveys_template_code_idx"
  ON "performance_surveys" ("template_code");
CREATE INDEX IF NOT EXISTS "performance_surveys_creator_user_id_idx"
  ON "performance_surveys" ("creator_user_id");
CREATE INDEX IF NOT EXISTS "performance_surveys_department_name_idx"
  ON "performance_surveys" ("department_name");
CREATE INDEX IF NOT EXISTS "performance_surveys_due_at_idx"
  ON "performance_surveys" ("due_at");

CREATE TABLE IF NOT EXISTS "performance_survey_targets" (
  "id" TEXT PRIMARY KEY,
  "survey_id" TEXT NOT NULL,
  "target_type" TEXT NOT NULL DEFAULT 'employee',
  "employee_profile_id" TEXT,
  "target_name" TEXT NOT NULL,
  "target_snapshot" JSONB NOT NULL,
  "sort_order" INTEGER NOT NULL DEFAULT 0,
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  CONSTRAINT "performance_survey_targets_survey_id_fkey"
    FOREIGN KEY ("survey_id") REFERENCES "performance_surveys"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_targets_employee_profile_id_fkey"
    FOREIGN KEY ("employee_profile_id") REFERENCES "performance_survey_employee_profiles"("id")
    ON DELETE SET NULL ON UPDATE CASCADE
);

CREATE INDEX IF NOT EXISTS "performance_survey_targets_survey_id_idx"
  ON "performance_survey_targets" ("survey_id");
CREATE INDEX IF NOT EXISTS "performance_survey_targets_target_type_idx"
  ON "performance_survey_targets" ("target_type");
CREATE INDEX IF NOT EXISTS "performance_survey_targets_employee_profile_id_idx"
  ON "performance_survey_targets" ("employee_profile_id");

CREATE TABLE IF NOT EXISTS "performance_survey_assignments" (
  "id" TEXT PRIMARY KEY,
  "survey_id" TEXT NOT NULL,
  "target_id" TEXT NOT NULL,
  "evaluator_employee_id" TEXT,
  "evaluator_user_id" TEXT,
  "evaluator_dingtalk_user_id" TEXT,
  "evaluator_key" TEXT NOT NULL,
  "evaluator_name" TEXT NOT NULL,
  "evaluator_snapshot" JSONB NOT NULL,
  "status" TEXT NOT NULL DEFAULT 'pending',
  "submitted_at" TIMESTAMP(3),
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  CONSTRAINT "performance_survey_assignments_survey_id_fkey"
    FOREIGN KEY ("survey_id") REFERENCES "performance_surveys"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_assignments_target_id_fkey"
    FOREIGN KEY ("target_id") REFERENCES "performance_survey_targets"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_assignments_evaluator_employee_id_fkey"
    FOREIGN KEY ("evaluator_employee_id") REFERENCES "performance_survey_employee_profiles"("id")
    ON DELETE SET NULL ON UPDATE CASCADE
);

CREATE UNIQUE INDEX IF NOT EXISTS "performance_survey_assignment_target_evaluator_key"
  ON "performance_survey_assignments" ("target_id", "evaluator_key");
CREATE INDEX IF NOT EXISTS "performance_survey_assignments_survey_id_idx"
  ON "performance_survey_assignments" ("survey_id");
CREATE INDEX IF NOT EXISTS "performance_survey_assignments_target_id_idx"
  ON "performance_survey_assignments" ("target_id");
CREATE INDEX IF NOT EXISTS "performance_survey_assignments_evaluator_employee_id_idx"
  ON "performance_survey_assignments" ("evaluator_employee_id");
CREATE INDEX IF NOT EXISTS "performance_survey_assignments_evaluator_user_id_idx"
  ON "performance_survey_assignments" ("evaluator_user_id");
CREATE INDEX IF NOT EXISTS "performance_survey_assignments_evaluator_dingtalk_user_id_idx"
  ON "performance_survey_assignments" ("evaluator_dingtalk_user_id");
CREATE INDEX IF NOT EXISTS "performance_survey_assignments_evaluator_key_idx"
  ON "performance_survey_assignments" ("evaluator_key");
CREATE INDEX IF NOT EXISTS "performance_survey_assignments_status_idx"
  ON "performance_survey_assignments" ("status");

CREATE TABLE IF NOT EXISTS "performance_survey_responses" (
  "id" TEXT PRIMARY KEY,
  "survey_id" TEXT NOT NULL,
  "target_id" TEXT NOT NULL,
  "assignment_id" TEXT NOT NULL,
  "respondent_user_id" TEXT NOT NULL,
  "respondent_employee_id" TEXT,
  "respondent_name" TEXT NOT NULL,
  "respondent_snapshot" JSONB NOT NULL,
  "scores" JSONB NOT NULL,
  "comment" TEXT,
  "total_score" DOUBLE PRECISION NOT NULL,
  "achievement_score" DOUBLE PRECISION NOT NULL,
  "kpi_score" DOUBLE PRECISION NOT NULL,
  "weighted_score" DOUBLE PRECISION NOT NULL,
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  CONSTRAINT "performance_survey_responses_survey_id_fkey"
    FOREIGN KEY ("survey_id") REFERENCES "performance_surveys"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_responses_target_id_fkey"
    FOREIGN KEY ("target_id") REFERENCES "performance_survey_targets"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_responses_assignment_id_fkey"
    FOREIGN KEY ("assignment_id") REFERENCES "performance_survey_assignments"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_responses_respondent_employee_id_fkey"
    FOREIGN KEY ("respondent_employee_id") REFERENCES "performance_survey_employee_profiles"("id")
    ON DELETE SET NULL ON UPDATE CASCADE
);

CREATE UNIQUE INDEX IF NOT EXISTS "performance_survey_responses_assignment_id_key"
  ON "performance_survey_responses" ("assignment_id");
CREATE INDEX IF NOT EXISTS "performance_survey_responses_survey_id_idx"
  ON "performance_survey_responses" ("survey_id");
CREATE INDEX IF NOT EXISTS "performance_survey_responses_target_id_idx"
  ON "performance_survey_responses" ("target_id");
CREATE INDEX IF NOT EXISTS "performance_survey_responses_respondent_user_id_idx"
  ON "performance_survey_responses" ("respondent_user_id");
CREATE INDEX IF NOT EXISTS "performance_survey_responses_respondent_employee_id_idx"
  ON "performance_survey_responses" ("respondent_employee_id");
CREATE INDEX IF NOT EXISTS "performance_survey_responses_created_at_idx"
  ON "performance_survey_responses" ("created_at");

CREATE TABLE IF NOT EXISTS "performance_survey_notifications" (
  "id" TEXT PRIMARY KEY,
  "survey_id" TEXT,
  "target_id" TEXT,
  "assignment_id" TEXT,
  "recipient_employee_id" TEXT,
  "recipient_user_id" TEXT,
  "dingtalk_user_id" TEXT,
  "recipient_name" TEXT NOT NULL,
  "event_type" TEXT NOT NULL,
  "business_key" TEXT NOT NULL,
  "title" TEXT NOT NULL,
  "content" TEXT NOT NULL,
  "action_url" TEXT,
  "status" TEXT NOT NULL DEFAULT 'pending',
  "attempt_count" INTEGER NOT NULL DEFAULT 0,
  "max_attempts" INTEGER NOT NULL DEFAULT 5,
  "next_retry_at" TIMESTAMP(3),
  "last_status_code" INTEGER,
  "last_response_body" TEXT,
  "last_error" TEXT,
  "provider_message_id" TEXT,
  "sent_at" TIMESTAMP(3),
  "completed_at" TIMESTAMP(3),
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  CONSTRAINT "performance_survey_notifications_survey_id_fkey"
    FOREIGN KEY ("survey_id") REFERENCES "performance_surveys"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_notifications_target_id_fkey"
    FOREIGN KEY ("target_id") REFERENCES "performance_survey_targets"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_notifications_assignment_id_fkey"
    FOREIGN KEY ("assignment_id") REFERENCES "performance_survey_assignments"("id")
    ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT "performance_survey_notifications_recipient_employee_id_fkey"
    FOREIGN KEY ("recipient_employee_id") REFERENCES "performance_survey_employee_profiles"("id")
    ON DELETE SET NULL ON UPDATE CASCADE
);

CREATE UNIQUE INDEX IF NOT EXISTS "performance_survey_notification_event_key"
  ON "performance_survey_notifications" ("event_type", "business_key");
CREATE INDEX IF NOT EXISTS "performance_survey_notifications_survey_id_idx"
  ON "performance_survey_notifications" ("survey_id");
CREATE INDEX IF NOT EXISTS "performance_survey_notifications_target_id_idx"
  ON "performance_survey_notifications" ("target_id");
CREATE INDEX IF NOT EXISTS "performance_survey_notifications_assignment_id_idx"
  ON "performance_survey_notifications" ("assignment_id");
CREATE INDEX IF NOT EXISTS "performance_survey_notifications_recipient_employee_id_idx"
  ON "performance_survey_notifications" ("recipient_employee_id");
CREATE INDEX IF NOT EXISTS "performance_survey_notifications_recipient_user_id_idx"
  ON "performance_survey_notifications" ("recipient_user_id");
CREATE INDEX IF NOT EXISTS "performance_survey_notifications_dingtalk_user_id_idx"
  ON "performance_survey_notifications" ("dingtalk_user_id");
CREATE INDEX IF NOT EXISTS "performance_survey_notifications_status_next_retry_idx"
  ON "performance_survey_notifications" ("status", "next_retry_at");
CREATE INDEX IF NOT EXISTS "performance_survey_notifications_created_at_idx"
  ON "performance_survey_notifications" ("created_at");