-- DropTable
DROP TABLE "offers";

-- DropTable
DROP TABLE "calculations";

-- DropTable
DROP TABLE "suppliers";

-- CreateTable
CREATE TABLE "exchange_quotes" (
    "id" SERIAL NOT NULL,
    "uuid" TEXT NOT NULL,
    "supplier_id" INTEGER NOT NULL,
    "product_id" INTEGER NOT NULL,
    "status" VARCHAR(20) NOT NULL DEFAULT 'active',
    "quantity" DECIMAL(12,2) NOT NULL,
    "unit" VARCHAR(20) NOT NULL DEFAULT 'ton',
    "price_per_unit" DECIMAL(12,2) NOT NULL,
    "currency" VARCHAR(10) NOT NULL DEFAULT 'USD',
    "incoterms_code" VARCHAR(20),
    "origin_point_uuid" VARCHAR(100),
    "origin_name" VARCHAR(255),
    "valid_until" DATE,
    "notes" TEXT,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

    CONSTRAINT "exchange_quotes_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "exchange_suppliers" (
    "id" SERIAL NOT NULL,
    "uuid" TEXT NOT NULL,
    "team_uuid" VARCHAR(100),
    "name" VARCHAR(255) NOT NULL,
    "description" TEXT,
    "country" VARCHAR(100) NOT NULL DEFAULT '',
    "country_code" VARCHAR(10) NOT NULL DEFAULT '',
    "logo_url" VARCHAR(500),
    "is_verified" BOOLEAN NOT NULL DEFAULT false,
    "is_active" BOOLEAN NOT NULL DEFAULT true,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

    CONSTRAINT "exchange_suppliers_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "exchange_products" (
    "id" SERIAL NOT NULL,
    "uuid" TEXT NOT NULL,
    "sku" VARCHAR(100),
    "name" VARCHAR(255) NOT NULL,
    "category_name" VARCHAR(255) NOT NULL DEFAULT '',
    "unit" VARCHAR(20) NOT NULL DEFAULT 'ton',
    "description" TEXT,
    "is_active" BOOLEAN NOT NULL DEFAULT true,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

    CONSTRAINT "exchange_products_pkey" PRIMARY KEY ("id")
);

-- CreateIndex
CREATE UNIQUE INDEX "exchange_quotes_uuid_key" ON "exchange_quotes"("uuid");

-- CreateIndex
CREATE INDEX "exchange_quotes_status_product_id_created_at_idx" ON "exchange_quotes"("status", "product_id", "created_at");

-- CreateIndex
CREATE INDEX "exchange_quotes_supplier_id_created_at_idx" ON "exchange_quotes"("supplier_id", "created_at");

-- CreateIndex
CREATE UNIQUE INDEX "exchange_suppliers_uuid_key" ON "exchange_suppliers"("uuid");

-- CreateIndex
CREATE UNIQUE INDEX "exchange_suppliers_team_uuid_key" ON "exchange_suppliers"("team_uuid");

-- CreateIndex
CREATE INDEX "exchange_suppliers_country_code_is_active_idx" ON "exchange_suppliers"("country_code", "is_active");

-- CreateIndex
CREATE UNIQUE INDEX "exchange_products_uuid_key" ON "exchange_products"("uuid");

-- CreateIndex
CREATE UNIQUE INDEX "exchange_products_sku_key" ON "exchange_products"("sku");

-- CreateIndex
CREATE INDEX "exchange_products_category_name_is_active_idx" ON "exchange_products"("category_name", "is_active");

-- AddForeignKey
ALTER TABLE "exchange_quotes" ADD CONSTRAINT "exchange_quotes_supplier_id_fkey" FOREIGN KEY ("supplier_id") REFERENCES "exchange_suppliers"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "exchange_quotes" ADD CONSTRAINT "exchange_quotes_product_id_fkey" FOREIGN KEY ("product_id") REFERENCES "exchange_products"("id") ON DELETE CASCADE ON UPDATE CASCADE;