/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 */

package main

import (
	"context"
	"flag"
	"log"

	"github.com/hashicorp/terraform-plugin-framework/providerserver"
	"github.com/hashicorp/terraform-plugin-go/tfprotov5"
	"github.com/hashicorp/terraform-plugin-go/tfprotov6"
	"github.com/hashicorp/terraform-plugin-go/tfprotov6/tf6server"
	"github.com/hashicorp/terraform-plugin-mux/tf5to6server"
	"github.com/hashicorp/terraform-plugin-mux/tf6muxserver"
	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"

	newProvider "github.com/bpg/terraform-provider-proxmox/internal/provider"
	"github.com/bpg/terraform-provider-proxmox/proxmoxtf/provider"
)

// If you do not have terraform installed, you can remove the formatting command, but it's suggested to
// ensure the documentation is formatted properly.
//go:generate terraform fmt -recursive ./example/

// Run the docs generation tool, check its repository for more information on how it works and how docs
// can be customized.
//go:generate go run -modfile=tools/go.mod github.com/hashicorp/terraform-plugin-docs/cmd/tfplugindocs

func main() {
	ctx := context.Background()

	var debug bool

	flag.BoolVar(&debug, "debug", false, "set to true to run the provider with support for debuggers like delve")
	flag.Parse()

	upgradedSdkServer, err := tf5to6server.UpgradeServer(
		ctx,
		func() tfprotov5.ProviderServer {
			return schema.NewGRPCProviderServer(
				provider.ProxmoxVirtualEnvironment(),
			)
		},
	)
	if err != nil {
		log.Fatal(err)
	}

	providers := []func() tfprotov6.ProviderServer{
		providerserver.NewProtocol6(newProvider.New("dev")()),
		func() tfprotov6.ProviderServer {
			return upgradedSdkServer
		},
	}

	muxServer, err := tf6muxserver.NewMuxServer(ctx, providers...)
	if err != nil {
		log.Fatal(err)
	}

	var serveOpts []tf6server.ServeOpt

	if debug {
		serveOpts = append(serveOpts, tf6server.WithManagedDebug())
	}

	err = tf6server.Serve(
		"registry.terraform.io/bpg/proxmox",
		muxServer.ProviderServer,
		serveOpts...,
	)
	if err != nil {
		log.Fatal(err)
	}
}