CREATE SCHEMA "books";
--> statement-breakpoint
CREATE TYPE "books"."metadata_status" AS ENUM('pending', 'matched', 'low_confidence', 'not_found', 'manual');--> statement-breakpoint
CREATE TABLE "books"."files" (
	"id" serial PRIMARY KEY,
	"work_id" integer NOT NULL,
	"path" text NOT NULL,
	"format" text NOT NULL,
	"size_bytes" bigint NOT NULL,
	"sha256" text NOT NULL,
	"md5" text,
	"source" text,
	"created_at" timestamp with time zone DEFAULT now() NOT NULL,
	"updated_at" timestamp with time zone DEFAULT now() NOT NULL
);
--> statement-breakpoint
CREATE TABLE "books"."notes" (
	"id" serial PRIMARY KEY,
	"work_id" integer NOT NULL,
	"file_id" integer,
	"locator" text,
	"page" integer,
	"highlight" text,
	"note" text,
	"color" text,
	"created_at" timestamp with time zone DEFAULT now() NOT NULL,
	"updated_at" timestamp with time zone DEFAULT now() NOT NULL
);
--> statement-breakpoint
CREATE TABLE "books"."progress" (
	"id" serial PRIMARY KEY,
	"work_id" integer NOT NULL,
	"file_id" integer,
	"locator" text,
	"page" integer,
	"percent" real DEFAULT 0 NOT NULL,
	"started_at" timestamp with time zone,
	"finished_at" timestamp with time zone,
	"created_at" timestamp with time zone DEFAULT now() NOT NULL,
	"updated_at" timestamp with time zone DEFAULT now() NOT NULL,
	CONSTRAINT "progress_percent_check" CHECK ("percent" between 0 and 100)
);
--> statement-breakpoint
CREATE TABLE "books"."shelf_works" (
	"shelf_id" integer,
	"work_id" integer,
	"sort_order" integer DEFAULT 0 NOT NULL,
	"added_at" timestamp with time zone DEFAULT now() NOT NULL,
	CONSTRAINT "shelf_works_pkey" PRIMARY KEY("shelf_id","work_id")
);
--> statement-breakpoint
CREATE TABLE "books"."shelves" (
	"id" serial PRIMARY KEY,
	"slug" text NOT NULL,
	"name" text NOT NULL,
	"sort_order" integer DEFAULT 0 NOT NULL,
	"created_at" timestamp with time zone DEFAULT now() NOT NULL,
	"updated_at" timestamp with time zone DEFAULT now() NOT NULL
);
--> statement-breakpoint
CREATE TABLE "books"."works" (
	"id" serial PRIMARY KEY,
	"title" text NOT NULL,
	"subtitle" text,
	"authors" text[] DEFAULT '{}'::text[] NOT NULL,
	"isbn10" text,
	"isbn13" text,
	"publisher" text,
	"year" integer,
	"language" text,
	"page_count" integer,
	"description" text,
	"tags" text[] DEFAULT '{}'::text[] NOT NULL,
	"cover_url" text,
	"cover_path" text,
	"openlibrary_work_id" text,
	"openlibrary_edition_id" text,
	"google_books_id" text,
	"annas_md5" text[] DEFAULT '{}'::text[] NOT NULL,
	"source_refs" jsonb DEFAULT '{}' NOT NULL,
	"metadata_status" "books"."metadata_status" DEFAULT 'pending'::"books"."metadata_status" NOT NULL,
	"metadata_source" text,
	"metadata_fetched_at" timestamp with time zone,
	"notes" text,
	"created_at" timestamp with time zone DEFAULT now() NOT NULL,
	"updated_at" timestamp with time zone DEFAULT now() NOT NULL,
	CONSTRAINT "works_year_check" CHECK ("year" is null or "year" between 0 and 2100)
);
--> statement-breakpoint
CREATE UNIQUE INDEX "files_path_key" ON "books"."files" ("path");--> statement-breakpoint
CREATE UNIQUE INDEX "files_sha256_key" ON "books"."files" ("sha256");--> statement-breakpoint
CREATE INDEX "files_work_id_idx" ON "books"."files" ("work_id");--> statement-breakpoint
CREATE INDEX "notes_work_id_idx" ON "books"."notes" ("work_id");--> statement-breakpoint
CREATE UNIQUE INDEX "progress_work_id_key" ON "books"."progress" ("work_id");--> statement-breakpoint
CREATE INDEX "shelf_works_work_id_idx" ON "books"."shelf_works" ("work_id");--> statement-breakpoint
CREATE UNIQUE INDEX "shelves_slug_key" ON "books"."shelves" ("slug");--> statement-breakpoint
CREATE UNIQUE INDEX "works_isbn13_key" ON "books"."works" ("isbn13") WHERE "isbn13" is not null;--> statement-breakpoint
CREATE INDEX "works_title_idx" ON "books"."works" (lower("title"));--> statement-breakpoint
ALTER TABLE "books"."files" ADD CONSTRAINT "files_work_id_works_id_fkey" FOREIGN KEY ("work_id") REFERENCES "books"."works"("id") ON DELETE CASCADE;--> statement-breakpoint
ALTER TABLE "books"."notes" ADD CONSTRAINT "notes_work_id_works_id_fkey" FOREIGN KEY ("work_id") REFERENCES "books"."works"("id") ON DELETE CASCADE;--> statement-breakpoint
ALTER TABLE "books"."notes" ADD CONSTRAINT "notes_file_id_files_id_fkey" FOREIGN KEY ("file_id") REFERENCES "books"."files"("id") ON DELETE SET NULL;--> statement-breakpoint
ALTER TABLE "books"."progress" ADD CONSTRAINT "progress_work_id_works_id_fkey" FOREIGN KEY ("work_id") REFERENCES "books"."works"("id") ON DELETE CASCADE;--> statement-breakpoint
ALTER TABLE "books"."progress" ADD CONSTRAINT "progress_file_id_files_id_fkey" FOREIGN KEY ("file_id") REFERENCES "books"."files"("id") ON DELETE SET NULL;--> statement-breakpoint
ALTER TABLE "books"."shelf_works" ADD CONSTRAINT "shelf_works_shelf_id_shelves_id_fkey" FOREIGN KEY ("shelf_id") REFERENCES "books"."shelves"("id") ON DELETE CASCADE;--> statement-breakpoint
ALTER TABLE "books"."shelf_works" ADD CONSTRAINT "shelf_works_work_id_works_id_fkey" FOREIGN KEY ("work_id") REFERENCES "books"."works"("id") ON DELETE CASCADE;
--> statement-breakpoint
-- Hand-written: updated_at triggers, grants, default shelves, GUI registration.
DO $$
DECLARE t text;
BEGIN
  FOREACH t IN ARRAY ARRAY['works','files','shelves','progress','notes'] LOOP
    EXECUTE format('CREATE TRIGGER touch_updated_at BEFORE UPDATE ON books.%I FOR EACH ROW EXECUTE FUNCTION meta.touch_updated_at()', t);
  END LOOP;
END $$;
--> statement-breakpoint
DO $$
BEGIN
  IF EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'personal_app') THEN
    GRANT USAGE ON SCHEMA books TO personal_app;
    GRANT SELECT, INSERT, UPDATE, DELETE ON ALL TABLES IN SCHEMA books TO personal_app;
    GRANT USAGE, SELECT ON ALL SEQUENCES IN SCHEMA books TO personal_app;
    ALTER DEFAULT PRIVILEGES IN SCHEMA books GRANT SELECT, INSERT, UPDATE, DELETE ON TABLES TO personal_app;
    ALTER DEFAULT PRIVILEGES IN SCHEMA books GRANT USAGE, SELECT ON SEQUENCES TO personal_app;
  END IF;
  IF EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'personal_ro') THEN
    GRANT USAGE ON SCHEMA books TO personal_ro;
    GRANT SELECT ON ALL TABLES IN SCHEMA books TO personal_ro;
    ALTER DEFAULT PRIVILEGES IN SCHEMA books GRANT SELECT ON TABLES TO personal_ro;
  END IF;
END $$;
--> statement-breakpoint
INSERT INTO books.shelves (slug, name, sort_order) VALUES
  ('to-read', 'To read', 10), ('reading', 'Reading', 20), ('done', 'Done', 30), ('reference', 'Reference', 40)
ON CONFLICT DO NOTHING;
--> statement-breakpoint
DO $$
BEGIN
  IF to_regclass('meta.tables') IS NOT NULL THEN
    INSERT INTO meta.tables (schema_name, table_name, slug, display_name, kind, editable, has_done, sort_order)
    VALUES ('books','works','books-works','Books','core',true,false,1000),
           ('books','shelves','books-shelves','Book shelves','core',true,false,1000),
           ('books','files','books-files','Book files','core',false,false,1000)
    ON CONFLICT DO NOTHING;
    PERFORM meta.sync();
  END IF;
END $$;