-- CreateEnum
CREATE TYPE "SubscriptionTier" AS ENUM ('FREE', 'STARTER', 'PRO');

-- CreateEnum
CREATE TYPE "SubscriptionStatus" AS ENUM ('ACTIVE', 'PAST_DUE', 'CANCELED', 'UNPAID');

-- Drop existing foreign key on Generation
ALTER TABLE "Generation" DROP CONSTRAINT IF EXISTS "Generation_userId_fkey";

-- Drop old User table (clean migration — no real users)
DROP TABLE IF EXISTS "User" CASCADE;

-- CreateTable User (new schema with auth fields)
CREATE TABLE "User" (
    "id" TEXT NOT NULL,
    "email" TEXT NOT NULL,
    "passwordHash" TEXT NOT NULL,
    "name" TEXT,
    "emailVerified" BOOLEAN NOT NULL DEFAULT false,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

-- CreateTable Subscription
CREATE TABLE "Subscription" (
    "id" TEXT NOT NULL,
    "userId" TEXT NOT NULL,
    "tier" "SubscriptionTier" NOT NULL DEFAULT 'FREE',
    "status" "SubscriptionStatus" NOT NULL DEFAULT 'ACTIVE',
    "stripeCustomerId" TEXT,
    "stripeSubscriptionId" TEXT,
    "stripePriceId" TEXT,
    "generationsLimit" INTEGER NOT NULL DEFAULT 15,
    "generationsUsed" INTEGER NOT NULL DEFAULT 0,
    "currentPeriodStart" TIMESTAMP(3),
    "currentPeriodEnd" TIMESTAMP(3),
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

-- CreateTable ApiKey
CREATE TABLE "ApiKey" (
    "id" TEXT NOT NULL,
    "userId" TEXT NOT NULL,
    "name" TEXT NOT NULL DEFAULT 'Default',
    "keyHash" TEXT NOT NULL,
    "keyPrefix" TEXT NOT NULL,
    "revoked" BOOLEAN NOT NULL DEFAULT false,
    "lastUsedAt" TIMESTAMP(3),
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateTable PasswordResetToken
CREATE TABLE "PasswordResetToken" (
    "id" TEXT NOT NULL,
    "userId" TEXT NOT NULL,
    "token" TEXT NOT NULL,
    "expiresAt" TIMESTAMP(3) NOT NULL,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateTable EmailVerificationToken
CREATE TABLE "EmailVerificationToken" (
    "id" TEXT NOT NULL,
    "userId" TEXT NOT NULL,
    "token" TEXT NOT NULL,
    "expiresAt" TIMESTAMP(3) NOT NULL,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateIndex
CREATE UNIQUE INDEX "User_email_key" ON "User"("email");

-- CreateIndex
CREATE UNIQUE INDEX "Subscription_userId_key" ON "Subscription"("userId");

-- CreateIndex
CREATE UNIQUE INDEX "Subscription_stripeCustomerId_key" ON "Subscription"("stripeCustomerId");

-- CreateIndex
CREATE UNIQUE INDEX "Subscription_stripeSubscriptionId_key" ON "Subscription"("stripeSubscriptionId");

-- CreateIndex
CREATE UNIQUE INDEX "ApiKey_keyHash_key" ON "ApiKey"("keyHash");

-- CreateIndex
CREATE INDEX "ApiKey_userId_idx" ON "ApiKey"("userId");

-- CreateIndex
CREATE UNIQUE INDEX "PasswordResetToken_token_key" ON "PasswordResetToken"("token");

-- CreateIndex
CREATE UNIQUE INDEX "EmailVerificationToken_token_key" ON "EmailVerificationToken"("token");

-- CreateIndex
CREATE INDEX "Generation_userId_idx" ON "Generation"("userId");

-- AddForeignKey
ALTER TABLE "Generation" ADD CONSTRAINT "Generation_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "Subscription" ADD CONSTRAINT "Subscription_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "ApiKey" ADD CONSTRAINT "ApiKey_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "PasswordResetToken" ADD CONSTRAINT "PasswordResetToken_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "EmailVerificationToken" ADD CONSTRAINT "EmailVerificationToken_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;