-- Viewer accounts, device linking, watch progress, shelf prefs
CREATE TYPE "WatchMediaType" AS ENUM ('MOVIE', 'EPISODE');

CREATE TABLE IF NOT EXISTS "viewer_users" (
  "id" TEXT NOT NULL,
  "email" TEXT NOT NULL,
  "password_hash" TEXT NOT NULL,
  "name" TEXT,
  "enabled" BOOLEAN NOT NULL DEFAULT true,
  "app_access" BOOLEAN NOT NULL DEFAULT true,
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMP(3) NOT NULL,
  CONSTRAINT "viewer_users_pkey" PRIMARY KEY ("id")
);

CREATE UNIQUE INDEX IF NOT EXISTS "viewer_users_email_key" ON "viewer_users"("email");

CREATE TABLE IF NOT EXISTS "viewer_devices" (
  "id" TEXT NOT NULL,
  "viewer_user_id" TEXT NOT NULL,
  "name" TEXT NOT NULL,
  "platform" TEXT NOT NULL DEFAULT 'android_tv',
  "refresh_token_hash" TEXT NOT NULL,
  "last_seen_at" TIMESTAMP(3),
  "revoked" BOOLEAN NOT NULL DEFAULT false,
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMP(3) NOT NULL,
  CONSTRAINT "viewer_devices_pkey" PRIMARY KEY ("id")
);

CREATE UNIQUE INDEX IF NOT EXISTS "viewer_devices_refresh_token_hash_key" ON "viewer_devices"("refresh_token_hash");
CREATE INDEX IF NOT EXISTS "viewer_devices_viewer_user_id_idx" ON "viewer_devices"("viewer_user_id");

CREATE TABLE IF NOT EXISTS "device_link_codes" (
  "id" TEXT NOT NULL,
  "code_hash" TEXT NOT NULL,
  "code_display" TEXT,
  "device_name" TEXT NOT NULL,
  "platform" TEXT NOT NULL DEFAULT 'android_tv',
  "expires_at" TIMESTAMP(3) NOT NULL,
  "consumed_at" TIMESTAMP(3),
  "viewer_user_id" TEXT,
  "claim_token_hash" TEXT,
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  CONSTRAINT "device_link_codes_pkey" PRIMARY KEY ("id")
);

CREATE UNIQUE INDEX IF NOT EXISTS "device_link_codes_code_hash_key" ON "device_link_codes"("code_hash");
CREATE UNIQUE INDEX IF NOT EXISTS "device_link_codes_claim_token_hash_key" ON "device_link_codes"("claim_token_hash");
CREATE INDEX IF NOT EXISTS "device_link_codes_expires_at_idx" ON "device_link_codes"("expires_at");

CREATE TABLE IF NOT EXISTS "watch_progress" (
  "id" TEXT NOT NULL,
  "viewer_user_id" TEXT NOT NULL,
  "media_type" "WatchMediaType" NOT NULL,
  "movie_id" TEXT,
  "episode_id" TEXT,
  "series_id" TEXT,
  "position_ms" INTEGER NOT NULL DEFAULT 0,
  "duration_ms" INTEGER NOT NULL DEFAULT 0,
  "completed" BOOLEAN NOT NULL DEFAULT false,
  "hidden_from_continue" BOOLEAN NOT NULL DEFAULT false,
  "updated_at" TIMESTAMP(3) NOT NULL,
  "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  CONSTRAINT "watch_progress_pkey" PRIMARY KEY ("id")
);

CREATE UNIQUE INDEX IF NOT EXISTS "watch_progress_viewer_user_id_movie_id_key" ON "watch_progress"("viewer_user_id", "movie_id");
CREATE UNIQUE INDEX IF NOT EXISTS "watch_progress_viewer_user_id_episode_id_key" ON "watch_progress"("viewer_user_id", "episode_id");
CREATE INDEX IF NOT EXISTS "watch_progress_viewer_user_id_updated_at_idx" ON "watch_progress"("viewer_user_id", "updated_at");
CREATE INDEX IF NOT EXISTS "watch_progress_viewer_user_id_hidden_from_continue_completed_idx" ON "watch_progress"("viewer_user_id", "hidden_from_continue", "completed");

CREATE TABLE IF NOT EXISTS "viewer_shelf_preferences" (
  "id" TEXT NOT NULL,
  "viewer_user_id" TEXT NOT NULL,
  "shelf_id" TEXT NOT NULL,
  "visible" BOOLEAN NOT NULL DEFAULT true,
  "sort_order" INTEGER NOT NULL DEFAULT 0,
  CONSTRAINT "viewer_shelf_preferences_pkey" PRIMARY KEY ("id")
);

CREATE UNIQUE INDEX IF NOT EXISTS "viewer_shelf_preferences_viewer_user_id_shelf_id_key" ON "viewer_shelf_preferences"("viewer_user_id", "shelf_id");
CREATE INDEX IF NOT EXISTS "viewer_shelf_preferences_viewer_user_id_sort_order_idx" ON "viewer_shelf_preferences"("viewer_user_id", "sort_order");

DO $$ BEGIN
  ALTER TABLE "viewer_devices" ADD CONSTRAINT "viewer_devices_viewer_user_id_fkey"
    FOREIGN KEY ("viewer_user_id") REFERENCES "viewer_users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN null; END $$;

DO $$ BEGIN
  ALTER TABLE "device_link_codes" ADD CONSTRAINT "device_link_codes_viewer_user_id_fkey"
    FOREIGN KEY ("viewer_user_id") REFERENCES "viewer_users"("id") ON DELETE SET NULL ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN null; END $$;

DO $$ BEGIN
  ALTER TABLE "watch_progress" ADD CONSTRAINT "watch_progress_viewer_user_id_fkey"
    FOREIGN KEY ("viewer_user_id") REFERENCES "viewer_users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN null; END $$;

DO $$ BEGIN
  ALTER TABLE "viewer_shelf_preferences" ADD CONSTRAINT "viewer_shelf_preferences_viewer_user_id_fkey"
    FOREIGN KEY ("viewer_user_id") REFERENCES "viewer_users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN null; END $$;