CREATE SCHEMA "tasks";
--> statement-breakpoint
CREATE TABLE "tasks"."activity" (
	"id" serial PRIMARY KEY,
	"task_id" integer,
	"goal_id" integer,
	"kind" text NOT NULL,
	"from_status" text,
	"to_status" text,
	"note" text,
	"value" numeric(14,2),
	"created_at" timestamp with time zone DEFAULT now() NOT NULL,
	CONSTRAINT "activity_target_check" CHECK ("task_id" IS NOT NULL OR "goal_id" IS NOT NULL),
	CONSTRAINT "activity_kind_check" CHECK ("kind" IN ('created','status','edit','note','progress'))
);
--> statement-breakpoint
CREATE TABLE "tasks"."areas" (
	"id" serial PRIMARY KEY,
	"slug" text NOT NULL,
	"name" text NOT NULL,
	"description" text,
	"color" text,
	"sort_order" integer DEFAULT 0 NOT NULL,
	"archived_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 "areas_slug_check" CHECK ("slug" ~ '^[a-z0-9][a-z0-9-]{0,62}$'),
	CONSTRAINT "areas_name_check" CHECK (length(btrim("name")) > 0)
);
--> statement-breakpoint
CREATE TABLE "tasks"."goals" (
	"id" serial PRIMARY KEY,
	"title" text NOT NULL,
	"notes" text,
	"status" text DEFAULT 'active' NOT NULL,
	"area_id" integer,
	"target_date" date,
	"metric" text,
	"metric_unit" text,
	"metric_target" numeric(14,2),
	"metric_current" numeric(14,2),
	"flagged" boolean DEFAULT false NOT NULL,
	"sort_order" integer DEFAULT 0 NOT NULL,
	"source" text,
	"achieved_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 "goals_title_check" CHECK (length(btrim("title")) > 0),
	CONSTRAINT "goals_status_check" CHECK ("status" IN ('active','achieved','dropped'))
);
--> statement-breakpoint
CREATE TABLE "tasks"."tasks" (
	"id" serial PRIMARY KEY,
	"title" text NOT NULL,
	"notes" text,
	"status" text DEFAULT 'todo' NOT NULL,
	"priority" smallint DEFAULT 0 NOT NULL,
	"flagged" boolean DEFAULT false NOT NULL,
	"due_date" date,
	"due_time" time,
	"reminder_at" timestamp with time zone,
	"recurrence" text,
	"area_id" integer,
	"goal_id" integer,
	"parent_id" integer,
	"tags" text[] DEFAULT '{}'::text[] NOT NULL,
	"sort_order" integer DEFAULT 0 NOT NULL,
	"source" text,
	"external_id" text,
	"started_at" timestamp with time zone,
	"completed_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 "tasks_title_check" CHECK (length(btrim("title")) > 0),
	CONSTRAINT "tasks_status_check" CHECK ("status" IN ('todo','in_progress','done','dropped')),
	CONSTRAINT "tasks_priority_check" CHECK ("priority" BETWEEN 0 AND 3),
	CONSTRAINT "tasks_parent_check" CHECK ("parent_id" IS NULL OR "parent_id" <> "id"),
	CONSTRAINT "tasks_time_check" CHECK ("due_time" IS NULL OR "due_date" IS NOT NULL)
);
--> statement-breakpoint
CREATE INDEX "activity_task_idx" ON "tasks"."activity" ("task_id","created_at");--> statement-breakpoint
CREATE INDEX "activity_goal_idx" ON "tasks"."activity" ("goal_id","created_at");--> statement-breakpoint
CREATE UNIQUE INDEX "areas_slug_key" ON "tasks"."areas" ("slug");--> statement-breakpoint
CREATE UNIQUE INDEX "goals_title_key" ON "tasks"."goals" (lower("title"));--> statement-breakpoint
CREATE INDEX "tasks_area_idx" ON "tasks"."tasks" ("area_id");--> statement-breakpoint
CREATE INDEX "tasks_goal_idx" ON "tasks"."tasks" ("goal_id");--> statement-breakpoint
CREATE INDEX "tasks_parent_idx" ON "tasks"."tasks" ("parent_id");--> statement-breakpoint
CREATE INDEX "tasks_status_due_idx" ON "tasks"."tasks" ("status","due_date");--> statement-breakpoint
CREATE INDEX "tasks_tags_idx" ON "tasks"."tasks" USING gin ("tags");--> statement-breakpoint
CREATE UNIQUE INDEX "tasks_source_external_key" ON "tasks"."tasks" ("source","external_id") WHERE "external_id" IS NOT NULL;--> statement-breakpoint
ALTER TABLE "tasks"."activity" ADD CONSTRAINT "activity_task_id_tasks_id_fkey" FOREIGN KEY ("task_id") REFERENCES "tasks"."tasks"("id") ON DELETE CASCADE;--> statement-breakpoint
ALTER TABLE "tasks"."activity" ADD CONSTRAINT "activity_goal_id_goals_id_fkey" FOREIGN KEY ("goal_id") REFERENCES "tasks"."goals"("id") ON DELETE CASCADE;--> statement-breakpoint
ALTER TABLE "tasks"."goals" ADD CONSTRAINT "goals_area_id_areas_id_fkey" FOREIGN KEY ("area_id") REFERENCES "tasks"."areas"("id") ON DELETE SET NULL;--> statement-breakpoint
ALTER TABLE "tasks"."tasks" ADD CONSTRAINT "tasks_area_id_areas_id_fkey" FOREIGN KEY ("area_id") REFERENCES "tasks"."areas"("id") ON DELETE SET NULL;--> statement-breakpoint
ALTER TABLE "tasks"."tasks" ADD CONSTRAINT "tasks_goal_id_goals_id_fkey" FOREIGN KEY ("goal_id") REFERENCES "tasks"."goals"("id") ON DELETE SET NULL;--> statement-breakpoint
ALTER TABLE "tasks"."tasks" ADD CONSTRAINT "tasks_parent_id_tasks_id_fkey" FOREIGN KEY ("parent_id") REFERENCES "tasks"."tasks"("id") ON DELETE CASCADE;
--> statement-breakpoint
-- Hand-written below this line (not generated by drizzle-kit).
-- updated_at triggers, same as every other core table.
DO $$
DECLARE t text;
BEGIN
  IF to_regprocedure('meta.touch_updated_at()') IS NOT NULL THEN
    FOREACH t IN ARRAY ARRAY['areas','goals','tasks'] LOOP
      EXECUTE format('CREATE TRIGGER touch_updated_at BEFORE UPDATE ON tasks.%I FOR EACH ROW EXECUTE FUNCTION meta.touch_updated_at()', t);
    END LOOP;
  END IF;
END $$;
--> statement-breakpoint
-- Privacy: like health, the task tracker is readable/writable by the app role only
-- (no personal_ro grant). Grants only run on prod, where migrations run as `personal`.
REVOKE ALL ON SCHEMA tasks FROM PUBLIC;
--> statement-breakpoint
DO $$
BEGIN
  IF current_user = 'personal' AND EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'personal_app') THEN
    GRANT USAGE ON SCHEMA tasks TO personal_app;
    GRANT SELECT, INSERT, UPDATE, DELETE ON ALL TABLES IN SCHEMA tasks TO personal_app;
    GRANT USAGE, SELECT ON ALL SEQUENCES IN SCHEMA tasks TO personal_app;
    ALTER DEFAULT PRIVILEGES FOR ROLE personal IN SCHEMA tasks
      GRANT SELECT, INSERT, UPDATE, DELETE ON TABLES TO personal_app;
    ALTER DEFAULT PRIVILEGES FOR ROLE personal IN SCHEMA tasks
      GRANT USAGE, SELECT ON SEQUENCES TO personal_app;
  END IF;
END $$;
--> statement-breakpoint
-- Registered in meta.tables (structure only; the lists GUI only shows kind = 'list').
DO $$
BEGIN
  IF to_regclass('meta.tables') IS NOT NULL THEN
    INSERT INTO meta.tables (schema_name, table_name, slug, display_name, kind, editable, has_done, sort_order)
    VALUES ('tasks','tasks','tasks-tasks','Tasks','core',true,true,1000),
           ('tasks','goals','tasks-goals','Goals','core',true,false,1000),
           ('tasks','areas','tasks-areas','Task areas','core',true,false,1000),
           ('tasks','activity','tasks-activity','Task activity','core',false,false,1000)
    ON CONFLICT DO NOTHING;
    -- deploy-remote.sh runs meta.sync() as the app role after migrating.
    IF has_function_privilege('meta.sync(integer)', 'EXECUTE') THEN
      PERFORM meta.sync();
    END IF;
  END IF;
END $$;