-- CreateEnum
CREATE TYPE "MessageStatus" AS ENUM ('success', 'pending', 'failed');

-- CreateTable
CREATE TABLE "users" (
    "id" TEXT NOT NULL,
    "first_name" VARCHAR(255) NOT NULL,
    "last_name" VARCHAR(255),
    "email" VARCHAR(255) NOT NULL,
    "password" VARCHAR(255) NOT NULL,
    "created_at" TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(6) NOT NULL,

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

-- CreateTable
CREATE TABLE "customers" (
    "id" TEXT NOT NULL,
    "name" VARCHAR(255) NOT NULL DEFAULT 'Unknown',
    "email" VARCHAR(255),
    "phone" VARCHAR(20) NOT NULL,

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

-- CreateTable
CREATE TABLE "messages" (
    "id" TEXT NOT NULL,
    "content" TEXT NOT NULL,
    "customer_id" TEXT NOT NULL,
    "status" "MessageStatus" NOT NULL DEFAULT 'pending',
    "created_at" TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateIndex
CREATE UNIQUE INDEX "users_email_key" ON "users"("email");

-- CreateIndex
CREATE UNIQUE INDEX "customers_email_key" ON "customers"("email");

-- CreateIndex
CREATE UNIQUE INDEX "customers_phone_key" ON "customers"("phone");

-- AddForeignKey
ALTER TABLE "messages" ADD CONSTRAINT "messages_customer_id_fkey" FOREIGN KEY ("customer_id") REFERENCES "customers"("id") ON DELETE RESTRICT ON UPDATE CASCADE;