-- Document Center module tables
-- Safe to run multiple times (CREATE TABLE IF NOT EXISTS, CREATE INDEX IF NOT EXISTS).

CREATE TABLE IF NOT EXISTS "document_template_categories" (
	"id" serial PRIMARY KEY NOT NULL,
	"organization_id" integer NOT NULL,
	"name" varchar(100) NOT NULL,
	"icon" varchar(50) DEFAULT 'file-text',
	"color" varchar(7) DEFAULT '#1976d2',
	"sort_order" integer DEFAULT 0,
	"created_at" timestamp DEFAULT now()
);
--> statement-breakpoint

CREATE TABLE IF NOT EXISTS "document_templates" (
	"id" serial PRIMARY KEY NOT NULL,
	"organization_id" integer NOT NULL,
	"category_id" integer,
	"form_id" integer,
	"name" varchar(200) NOT NULL,
	"description" text,
	"content" text NOT NULL,
	"page_orientation" varchar(10) DEFAULT 'portrait',
	"page_size" varchar(10) DEFAULT 'A4',
	"margins" jsonb DEFAULT '{"top": 1440, "right": 1440, "bottom": 1440, "left": 1440}'::jsonb,
	"asset_placements" jsonb DEFAULT '[]'::jsonb,
	"status" varchar(20) DEFAULT 'draft' NOT NULL,
	"created_by" integer NOT NULL,
	"created_at" timestamp DEFAULT now(),
	"updated_at" timestamp DEFAULT now()
);
--> statement-breakpoint

CREATE TABLE IF NOT EXISTS "template_variables" (
	"id" serial PRIMARY KEY NOT NULL,
	"template_id" integer NOT NULL,
	"code" varchar(100) NOT NULL,
	"label" varchar(200),
	"description" text,
	"source" varchar(30) NOT NULL,
	"mapping" jsonb DEFAULT '{}'::jsonb,
	"default_value" text,
	"sort_order" integer DEFAULT 0,
	"created_at" timestamp DEFAULT now()
);
--> statement-breakpoint

CREATE TABLE IF NOT EXISTS "organization_assets" (
	"id" serial PRIMARY KEY NOT NULL,
	"organization_id" integer NOT NULL,
	"type" varchar(20) NOT NULL,
	"label" varchar(200) NOT NULL,
	"file_key" varchar(500) NOT NULL,
	"user_id" integer,
	"position" varchar(200),
	"settings" jsonb DEFAULT '{}'::jsonb,
	"is_active" boolean DEFAULT true,
	"created_at" timestamp DEFAULT now()
);
--> statement-breakpoint

CREATE TABLE IF NOT EXISTS "document_generations" (
	"id" serial PRIMARY KEY NOT NULL,
	"organization_id" integer NOT NULL,
	"template_id" integer NOT NULL,
	"task_id" integer,
	"generated_by" integer,
	"template_snapshot" text NOT NULL,
	"substituted_data" jsonb DEFAULT '{}'::jsonb NOT NULL,
	"unresolved_variables" text[],
	"pdf_file_key" varchar(500),
	"docx_file_key" varchar(500),
	"status" varchar(20) DEFAULT 'pending' NOT NULL,
	"error_message" text,
	"generation_duration_ms" integer,
	"signature_status" varchar(20) DEFAULT 'unsigned',
	"created_at" timestamp DEFAULT now()
);
--> statement-breakpoint

CREATE TABLE IF NOT EXISTS "document_packages" (
	"id" serial PRIMARY KEY NOT NULL,
	"organization_id" integer NOT NULL,
	"name" varchar(200) NOT NULL,
	"description" text,
	"category" varchar(50) DEFAULT 'general',
	"is_active" boolean DEFAULT true,
	"created_at" timestamp DEFAULT now()
);
--> statement-breakpoint

CREATE TABLE IF NOT EXISTS "document_package_items" (
	"id" serial PRIMARY KEY NOT NULL,
	"package_id" integer NOT NULL,
	"template_id" integer NOT NULL,
	"sort_order" integer DEFAULT 0,
	"custom_name" varchar(200),
	"condition" jsonb
);
--> statement-breakpoint

CREATE TABLE IF NOT EXISTS "document_signatures" (
	"id" serial PRIMARY KEY NOT NULL,
	"document_generation_id" integer NOT NULL,
	"type" varchar(20) DEFAULT 'manual' NOT NULL,
	"status" varchar(20) DEFAULT 'pending' NOT NULL,
	"signed_by" integer,
	"signed_at" timestamp,
	"comment" text,
	"is_current" boolean DEFAULT true,
	"created_at" timestamp DEFAULT now()
);
--> statement-breakpoint

-- Foreign keys
ALTER TABLE "document_template_categories" DROP CONSTRAINT IF EXISTS "document_template_categories_organization_id_organizations_id_fk";
ALTER TABLE "document_template_categories" ADD CONSTRAINT "document_template_categories_organization_id_organizations_id_fk" FOREIGN KEY ("organization_id") REFERENCES "organizations"("id") ON DELETE cascade;

ALTER TABLE "document_templates" DROP CONSTRAINT IF EXISTS "document_templates_organization_id_organizations_id_fk";
ALTER TABLE "document_templates" ADD CONSTRAINT "document_templates_organization_id_organizations_id_fk" FOREIGN KEY ("organization_id") REFERENCES "organizations"("id") ON DELETE cascade;
ALTER TABLE "document_templates" DROP CONSTRAINT IF EXISTS "document_templates_category_id_document_template_categories_id_fk";
ALTER TABLE "document_templates" ADD CONSTRAINT "document_templates_category_id_document_template_categories_id_fk" FOREIGN KEY ("category_id") REFERENCES "document_template_categories"("id") ON DELETE set null;
ALTER TABLE "document_templates" DROP CONSTRAINT IF EXISTS "document_templates_form_id_forms_id_fk";
ALTER TABLE "document_templates" ADD CONSTRAINT "document_templates_form_id_forms_id_fk" FOREIGN KEY ("form_id") REFERENCES "forms"("id") ON DELETE set null;
ALTER TABLE "document_templates" DROP CONSTRAINT IF EXISTS "document_templates_created_by_users_id_fk";
ALTER TABLE "document_templates" ADD CONSTRAINT "document_templates_created_by_users_id_fk" FOREIGN KEY ("created_by") REFERENCES "users"("id");

ALTER TABLE "template_variables" DROP CONSTRAINT IF EXISTS "template_variables_template_id_document_templates_id_fk";
ALTER TABLE "template_variables" ADD CONSTRAINT "template_variables_template_id_document_templates_id_fk" FOREIGN KEY ("template_id") REFERENCES "document_templates"("id") ON DELETE cascade;

ALTER TABLE "organization_assets" DROP CONSTRAINT IF EXISTS "organization_assets_organization_id_organizations_id_fk";
ALTER TABLE "organization_assets" ADD CONSTRAINT "organization_assets_organization_id_organizations_id_fk" FOREIGN KEY ("organization_id") REFERENCES "organizations"("id") ON DELETE cascade;
ALTER TABLE "organization_assets" DROP CONSTRAINT IF EXISTS "organization_assets_user_id_users_id_fk";
ALTER TABLE "organization_assets" ADD CONSTRAINT "organization_assets_user_id_users_id_fk" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE set null;

ALTER TABLE "document_generations" DROP CONSTRAINT IF EXISTS "document_generations_organization_id_organizations_id_fk";
ALTER TABLE "document_generations" ADD CONSTRAINT "document_generations_organization_id_organizations_id_fk" FOREIGN KEY ("organization_id") REFERENCES "organizations"("id") ON DELETE cascade;
ALTER TABLE "document_generations" DROP CONSTRAINT IF EXISTS "document_generations_template_id_document_templates_id_fk";
ALTER TABLE "document_generations" ADD CONSTRAINT "document_generations_template_id_document_templates_id_fk" FOREIGN KEY ("template_id") REFERENCES "document_templates"("id");
ALTER TABLE "document_generations" DROP CONSTRAINT IF EXISTS "document_generations_task_id_tasks_id_fk";
ALTER TABLE "document_generations" ADD CONSTRAINT "document_generations_task_id_tasks_id_fk" FOREIGN KEY ("task_id") REFERENCES "tasks"("id") ON DELETE set null;
ALTER TABLE "document_generations" DROP CONSTRAINT IF EXISTS "document_generations_generated_by_users_id_fk";
ALTER TABLE "document_generations" ADD CONSTRAINT "document_generations_generated_by_users_id_fk" FOREIGN KEY ("generated_by") REFERENCES "users"("id") ON DELETE set null;

ALTER TABLE "document_packages" DROP CONSTRAINT IF EXISTS "document_packages_organization_id_organizations_id_fk";
ALTER TABLE "document_packages" ADD CONSTRAINT "document_packages_organization_id_organizations_id_fk" FOREIGN KEY ("organization_id") REFERENCES "organizations"("id") ON DELETE cascade;

ALTER TABLE "document_package_items" DROP CONSTRAINT IF EXISTS "document_package_items_package_id_document_packages_id_fk";
ALTER TABLE "document_package_items" ADD CONSTRAINT "document_package_items_package_id_document_packages_id_fk" FOREIGN KEY ("package_id") REFERENCES "document_packages"("id") ON DELETE cascade;
ALTER TABLE "document_package_items" DROP CONSTRAINT IF EXISTS "document_package_items_template_id_document_templates_id_fk";
ALTER TABLE "document_package_items" ADD CONSTRAINT "document_package_items_template_id_document_templates_id_fk" FOREIGN KEY ("template_id") REFERENCES "document_templates"("id");

ALTER TABLE "document_signatures" DROP CONSTRAINT IF EXISTS "document_signatures_document_generation_id_document_generations_id_fk";
ALTER TABLE "document_signatures" ADD CONSTRAINT "document_signatures_document_generation_id_document_generations_id_fk" FOREIGN KEY ("document_generation_id") REFERENCES "document_generations"("id") ON DELETE cascade;
ALTER TABLE "document_signatures" DROP CONSTRAINT IF EXISTS "document_signatures_signed_by_users_id_fk";
ALTER TABLE "document_signatures" ADD CONSTRAINT "document_signatures_signed_by_users_id_fk" FOREIGN KEY ("signed_by") REFERENCES "users"("id") ON DELETE set null;

-- Indexes
CREATE INDEX IF NOT EXISTS "document_templates_org_status_idx" ON "document_templates" ("organization_id", "status");
CREATE INDEX IF NOT EXISTS "document_templates_org_category_idx" ON "document_templates" ("organization_id", "category_id");
CREATE UNIQUE INDEX IF NOT EXISTS "template_variables_code_unique" ON "template_variables" ("template_id", "code");
CREATE INDEX IF NOT EXISTS "organization_assets_org_type_idx" ON "organization_assets" ("organization_id", "type");
CREATE INDEX IF NOT EXISTS "document_generations_org_status_idx" ON "document_generations" ("organization_id", "status");
CREATE INDEX IF NOT EXISTS "document_generations_template_idx" ON "document_generations" ("template_id");
CREATE INDEX IF NOT EXISTS "document_generations_task_idx" ON "document_generations" ("task_id");