-- CreateSchema
CREATE SCHEMA IF NOT EXISTS "public";

-- CreateEnum
CREATE TYPE "Protocol" AS ENUM ('ssh', 'rdp');

-- CreateEnum
CREATE TYPE "CredentialType" AS ENUM ('password', 'ssh_key');

-- CreateTable
CREATE TABLE "users" (
    "id" SERIAL NOT NULL,
    "email" TEXT NOT NULL,
    "password_hash" TEXT NOT NULL,
    "display_name" TEXT,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

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

-- CreateTable
CREATE TABLE "host_groups" (
    "id" SERIAL NOT NULL,
    "name" TEXT NOT NULL,
    "parent_id" INTEGER,
    "sort_order" INTEGER NOT NULL DEFAULT 0,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

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

-- CreateTable
CREATE TABLE "hosts" (
    "id" SERIAL NOT NULL,
    "name" TEXT NOT NULL,
    "hostname" TEXT NOT NULL,
    "port" INTEGER NOT NULL DEFAULT 22,
    "protocol" "Protocol" NOT NULL DEFAULT 'ssh',
    "group_id" INTEGER,
    "credential_id" INTEGER,
    "tags" TEXT[] DEFAULT ARRAY[]::TEXT[],
    "notes" TEXT,
    "color" VARCHAR(7),
    "sort_order" INTEGER NOT NULL DEFAULT 0,
    "host_fingerprint" TEXT,
    "last_connected_at" TIMESTAMP(3),
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

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

-- CreateTable
CREATE TABLE "credentials" (
    "id" SERIAL NOT NULL,
    "name" TEXT NOT NULL,
    "username" TEXT,
    "domain" TEXT,
    "type" "CredentialType" NOT NULL,
    "encrypted_value" TEXT,
    "ssh_key_id" INTEGER,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

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

-- CreateTable
CREATE TABLE "ssh_keys" (
    "id" SERIAL NOT NULL,
    "name" TEXT NOT NULL,
    "key_type" VARCHAR(20) NOT NULL,
    "fingerprint" TEXT,
    "public_key" TEXT,
    "encrypted_private_key" TEXT NOT NULL,
    "passphrase_encrypted" TEXT,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

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

-- CreateTable
CREATE TABLE "connection_logs" (
    "id" SERIAL NOT NULL,
    "host_id" INTEGER NOT NULL,
    "protocol" "Protocol" NOT NULL,
    "connected_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "disconnected_at" TIMESTAMP(3),

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

-- CreateTable
CREATE TABLE "settings" (
    "key" TEXT NOT NULL,
    "value" TEXT NOT NULL,

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

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

-- AddForeignKey
ALTER TABLE "host_groups" ADD CONSTRAINT "host_groups_parent_id_fkey" FOREIGN KEY ("parent_id") REFERENCES "host_groups"("id") ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "hosts" ADD CONSTRAINT "hosts_group_id_fkey" FOREIGN KEY ("group_id") REFERENCES "host_groups"("id") ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "hosts" ADD CONSTRAINT "hosts_credential_id_fkey" FOREIGN KEY ("credential_id") REFERENCES "credentials"("id") ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "credentials" ADD CONSTRAINT "credentials_ssh_key_id_fkey" FOREIGN KEY ("ssh_key_id") REFERENCES "ssh_keys"("id") ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "connection_logs" ADD CONSTRAINT "connection_logs_host_id_fkey" FOREIGN KEY ("host_id") REFERENCES "hosts"("id") ON DELETE CASCADE ON UPDATE CASCADE;