trains: schema and migration

drizzle/20261024232143_trains/migration.sql

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+CREATE SCHEMA "trains";
+--> statement-breakpoint
+CREATE TABLE "trains"."makers" (
+	"id" serial PRIMARY KEY,
+	"slug" text NOT NULL,
+	"name" text NOT NULL,
+	"full_name" text,
+	"country" text,
+	"wikidata" text,
+	"wikipedia" text,
+	"type_count" integer DEFAULT 0 NOT NULL,
+	"first_year" smallint,
+	"last_year" smallint,
+	"built_total" integer DEFAULT 0 NOT NULL,
+	"sources" text[] DEFAULT '{}'::text[] NOT NULL,
+	"logo" text,
+	"logo_file" text,
+	"logo_author" text,
+	"logo_license" text,
+	"photo" 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 "trains"."operators" (
+	"id" serial PRIMARY KEY,
+	"slug" text NOT NULL,
+	"name" text NOT NULL,
+	"full_name" text,
+	"country" text,
+	"wikidata" text,
+	"wikipedia" text,
+	"type_count" integer DEFAULT 0 NOT NULL,
+	"logo" text,
+	"logo_file" text,
+	"logo_author" text,
+	"logo_license" text,
+	"photo" 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 "trains"."photos" (
+	"id" serial PRIMARY KEY,
+	"type_id" integer NOT NULL,
+	"position" smallint NOT NULL,
+	"kind" text NOT NULL,
+	"file" text NOT NULL,
+	"caption" text,
+	"thumb" text NOT NULL,
+	"width" integer NOT NULL,
+	"height" integer NOT NULL,
+	"author" text,
+	"license" text,
+	"license_url" text
+);
+--> statement-breakpoint
+CREATE TABLE "trains"."type_operators" (
+	"type_id" integer,
+	"operator_id" integer,
+	"position" smallint DEFAULT 0 NOT NULL,
+	CONSTRAINT "type_operators_pkey" PRIMARY KEY("type_id","operator_id")
+);
+--> statement-breakpoint
+CREATE TABLE "trains"."types" (
+	"id" serial PRIMARY KEY,
+	"dex" integer NOT NULL,
+	"maker_id" integer NOT NULL,
+	"family_id" integer,
+	"slug" text NOT NULL,
+	"name" text NOT NULL,
+	"full_name" text NOT NULL,
+	"nl_name" text,
+	"search" text NOT NULL,
+	"wikidata" text NOT NULL,
+	"wikipedia" text,
+	"description" text,
+	"summary" text,
+	"category" text NOT NULL,
+	"category_label" text,
+	"traction" text,
+	"country" text,
+	"countries" text[] DEFAULT '{}'::text[] NOT NULL,
+	"makers" text[] DEFAULT '{}'::text[] NOT NULL,
+	"operators" text[] DEFAULT '{}'::text[] NOT NULL,
+	"first_built" smallint,
+	"last_built" smallint,
+	"introduced_year" smallint,
+	"retired_year" smallint,
+	"status" text,
+	"in_service" boolean,
+	"number_built" integer,
+	"max_speed_kmh" smallint,
+	"power_kw" integer,
+	"gauge" text,
+	"gauge_mm" smallint,
+	"electric_system" text,
+	"wheels" text,
+	"length_m" real,
+	"weight_t" real,
+	"capacity" smallint,
+	"formation" text,
+	"designer" text,
+	"nicknames" text,
+	"sources" text[] DEFAULT '{}'::text[] NOT NULL,
+	"photo" text,
+	"photo_count" smallint DEFAULT 0 NOT NULL,
+	"photos_checked_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
+);
+--> statement-breakpoint
+CREATE UNIQUE INDEX "makers_slug_key" ON "trains"."makers" ("slug");--> statement-breakpoint
+CREATE UNIQUE INDEX "operators_slug_key" ON "trains"."operators" ("slug");--> statement-breakpoint
+CREATE UNIQUE INDEX "photos_type_position_key" ON "trains"."photos" ("type_id","position");--> statement-breakpoint
+CREATE INDEX "type_operators_operator_idx" ON "trains"."type_operators" ("operator_id");--> statement-breakpoint
+CREATE UNIQUE INDEX "types_dex_key" ON "trains"."types" ("dex");--> statement-breakpoint
+CREATE UNIQUE INDEX "types_wikidata_key" ON "trains"."types" ("wikidata");--> statement-breakpoint
+CREATE UNIQUE INDEX "types_maker_slug_key" ON "trains"."types" ("maker_id","slug");--> statement-breakpoint
+CREATE INDEX "types_number_built_idx" ON "trains"."types" ("number_built");--> statement-breakpoint
+CREATE INDEX "types_first_built_idx" ON "trains"."types" ("first_built");--> statement-breakpoint
+CREATE INDEX "types_category_idx" ON "trains"."types" ("category");--> statement-breakpoint
+CREATE INDEX "types_search_trgm_idx" ON "trains"."types" USING gin ("search" public.gin_trgm_ops);--> statement-breakpoint
+ALTER TABLE "trains"."photos" ADD CONSTRAINT "photos_type_id_types_id_fkey" FOREIGN KEY ("type_id") REFERENCES "trains"."types"("id") ON DELETE CASCADE;--> statement-breakpoint
+ALTER TABLE "trains"."type_operators" ADD CONSTRAINT "type_operators_type_id_types_id_fkey" FOREIGN KEY ("type_id") REFERENCES "trains"."types"("id") ON DELETE CASCADE;--> statement-breakpoint
+ALTER TABLE "trains"."type_operators" ADD CONSTRAINT "type_operators_operator_id_operators_id_fkey" FOREIGN KEY ("operator_id") REFERENCES "trains"."operators"("id") ON DELETE CASCADE;--> statement-breakpoint
+ALTER TABLE "trains"."types" ADD CONSTRAINT "types_maker_id_makers_id_fkey" FOREIGN KEY ("maker_id") REFERENCES "trains"."makers"("id") ON DELETE CASCADE;--> statement-breakpoint
+ALTER TABLE "trains"."types" ADD CONSTRAINT "types_family_id_types_id_fkey" FOREIGN KEY ("family_id") REFERENCES "trains"."types"("id") ON DELETE SET NULL;--> statement-breakpoint
+-- Hand-written: updated_at triggers, grants, GUI registration. Data comes from scripts/trains-import.ts and scripts/trains-photos.ts.
+DO $$
+DECLARE t text;
+BEGIN
+  FOREACH t IN ARRAY ARRAY['makers','operators','types'] LOOP
+    EXECUTE format('CREATE TRIGGER touch_updated_at BEFORE UPDATE ON trains.%I FOR EACH ROW EXECUTE FUNCTION meta.touch_updated_at()', t);
+  END LOOP;
+END $$;
+--> statement-breakpoint
+DO $$
+BEGIN
+  IF EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'personal_app') THEN
+    GRANT USAGE ON SCHEMA trains TO personal_app;
+    GRANT SELECT, INSERT, UPDATE, DELETE ON ALL TABLES IN SCHEMA trains TO personal_app;
+    GRANT USAGE, SELECT ON ALL SEQUENCES IN SCHEMA trains TO personal_app;
+    ALTER DEFAULT PRIVILEGES IN SCHEMA trains GRANT SELECT, INSERT, UPDATE, DELETE ON TABLES TO personal_app;
+    ALTER DEFAULT PRIVILEGES IN SCHEMA trains GRANT USAGE, SELECT ON SEQUENCES TO personal_app;
+  END IF;
+  IF EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'personal_ro') THEN
+    GRANT USAGE ON SCHEMA trains TO personal_ro;
+    GRANT SELECT ON ALL TABLES IN SCHEMA trains TO personal_ro;
+    ALTER DEFAULT PRIVILEGES IN SCHEMA trains GRANT SELECT ON TABLES TO personal_ro;
+  END IF;
+END $$;
+--> statement-breakpoint
+DO $$
+BEGIN
+  IF to_regclass('meta.tables') IS NOT NULL THEN
+    INSERT INTO meta.tables (schema_name, table_name, slug, display_name, kind, editable, has_done, sort_order)
+    VALUES ('trains','makers','trains-makers','Train makers','core',false,false,1000),
+           ('trains','operators','trains-operators','Train operators','core',false,false,1000),
+           ('trains','types','trains-types','Train types','core',false,false,1000),
+           ('trains','photos','trains-photos','Train photos','core',false,false,1000)
+    ON CONFLICT DO NOTHING;
+    IF has_function_privilege('meta.sync(integer)', 'EXECUTE') THEN
+      PERFORM meta.sync();
+    END IF;
+  END IF;
+END $$;