-- CreateEnum
CREATE TYPE "UserStatus" AS ENUM ('PENDING_VERIFICATION', 'ACTIVE', 'DISABLED');

-- CreateEnum
CREATE TYPE "AuthTokenPurpose" AS ENUM ('EMAIL_VERIFICATION', 'PASSWORD_RESET');

-- CreateEnum
CREATE TYPE "MailStatus" AS ENUM ('PENDING', 'SENT', 'FAILED');

-- CreateTable
CREATE TABLE "users" (
    "id" TEXT NOT NULL,
    "username" TEXT NOT NULL,
    "email" TEXT NOT NULL,
    "display_name" TEXT NOT NULL,
    "locale" TEXT NOT NULL DEFAULT 'en',
    "is_site_admin" BOOLEAN NOT NULL DEFAULT false,
    "status" "UserStatus" NOT NULL DEFAULT 'PENDING_VERIFICATION',
    "email_verified_at" TIMESTAMP(3),
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "last_login_at" TIMESTAMP(3),

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

-- CreateTable
CREATE TABLE "user_identities" (
    "id" TEXT NOT NULL,
    "user_id" TEXT NOT NULL,
    "provider" TEXT NOT NULL,
    "subject" TEXT NOT NULL,
    "credential" TEXT,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateTable
CREATE TABLE "sessions" (
    "id" TEXT NOT NULL,
    "user_id" TEXT NOT NULL,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "expires_at" TIMESTAMP(3) NOT NULL,
    "last_seen_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "user_agent" TEXT,

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

-- CreateTable
CREATE TABLE "auth_tokens" (
    "id" TEXT NOT NULL,
    "token_hash" TEXT NOT NULL,
    "user_id" TEXT NOT NULL,
    "purpose" "AuthTokenPurpose" NOT NULL,
    "expires_at" TIMESTAMP(3) NOT NULL,
    "consumed_at" TIMESTAMP(3),
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateTable
CREATE TABLE "rate_limits" (
    "key" TEXT NOT NULL,
    "window_start" TIMESTAMP(3) NOT NULL,
    "count" INTEGER NOT NULL DEFAULT 0,

    CONSTRAINT "rate_limits_pkey" PRIMARY KEY ("key")
);

-- CreateTable
CREATE TABLE "mail_outbox" (
    "id" TEXT NOT NULL,
    "to_address" TEXT NOT NULL,
    "subject" TEXT NOT NULL,
    "text_body" TEXT NOT NULL,
    "html_body" TEXT NOT NULL,
    "status" "MailStatus" NOT NULL DEFAULT 'PENDING',
    "attempts" INTEGER NOT NULL DEFAULT 0,
    "next_attempt_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "last_error" TEXT,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "sent_at" TIMESTAMP(3),

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

-- CreateIndex
CREATE UNIQUE INDEX "users_username_key" ON "users"("username");

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

-- CreateIndex
CREATE INDEX "user_identities_user_id_idx" ON "user_identities"("user_id");

-- CreateIndex
CREATE UNIQUE INDEX "user_identities_provider_subject_key" ON "user_identities"("provider", "subject");

-- CreateIndex
CREATE INDEX "sessions_user_id_idx" ON "sessions"("user_id");

-- CreateIndex
CREATE INDEX "sessions_expires_at_idx" ON "sessions"("expires_at");

-- CreateIndex
CREATE UNIQUE INDEX "auth_tokens_token_hash_key" ON "auth_tokens"("token_hash");

-- CreateIndex
CREATE INDEX "auth_tokens_user_id_purpose_idx" ON "auth_tokens"("user_id", "purpose");

-- CreateIndex
CREATE INDEX "mail_outbox_status_next_attempt_at_idx" ON "mail_outbox"("status", "next_attempt_at");

-- AddForeignKey
ALTER TABLE "user_identities" ADD CONSTRAINT "user_identities_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "sessions" ADD CONSTRAINT "sessions_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "auth_tokens" ADD CONSTRAINT "auth_tokens_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;