// mautrix-discord - A Matrix-Discord puppeting bridge.
// Copyright (C) 2023 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

package config

import (
	up "go.mau.fi/util/configupgrade"
	"go.mau.fi/util/random"
	"maunium.net/go/mautrix/bridge/bridgeconfig"
)

func DoUpgrade(helper *up.Helper) {
	bridgeconfig.Upgrader.DoUpgrade(helper)

	helper.Copy(up.Str|up.Null, "homeserver", "public_address")

	helper.Copy(up.Str, "bridge", "username_template")
	helper.Copy(up.Str, "bridge", "displayname_template")
	helper.Copy(up.Str, "bridge", "channel_name_template")
	helper.Copy(up.Str, "bridge", "guild_name_template")
	if legacyPrivateChatPortalMeta, ok := helper.Get(up.Bool, "bridge", "private_chat_portal_meta"); ok {
		updatedPrivateChatPortalMeta := "default"
		if legacyPrivateChatPortalMeta == "true" {
			updatedPrivateChatPortalMeta = "always"
		}
		helper.Set(up.Str, updatedPrivateChatPortalMeta, "bridge", "private_chat_portal_meta")
	} else {
		helper.Copy(up.Str, "bridge", "private_chat_portal_meta")
	}
	helper.Copy(up.Int, "bridge", "startup_private_channel_create_limit")
	helper.Copy(up.Int, "bridge", "portal_message_buffer")
	helper.Copy(up.Bool, "bridge", "delivery_receipts")
	helper.Copy(up.Bool, "bridge", "message_status_events")
	helper.Copy(up.Bool, "bridge", "message_error_notices")
	helper.Copy(up.Bool, "bridge", "restricted_rooms")
	helper.Copy(up.Bool, "bridge", "autojoin_thread_on_open")
	helper.Copy(up.Bool, "bridge", "embed_fields_as_tables")
	helper.Copy(up.Bool, "bridge", "mute_channels_on_create")
	helper.Copy(up.Bool, "bridge", "sync_direct_chat_list")
	helper.Copy(up.Bool, "bridge", "resend_bridge_info")
	helper.Copy(up.Bool, "bridge", "custom_emoji_reactions")
	helper.Copy(up.Bool, "bridge", "delete_portal_on_channel_delete")
	helper.Copy(up.Bool, "bridge", "delete_guild_on_leave")
	helper.Copy(up.Bool, "bridge", "federate_rooms")
	helper.Copy(up.Bool, "bridge", "prefix_webhook_messages")
	helper.Copy(up.Bool, "bridge", "enable_webhook_avatars")
	helper.Copy(up.Bool, "bridge", "use_discord_cdn_upload")
	helper.Copy(up.Bool, "bridge", "media_patterns", "enabled")
	helper.Copy(up.Str, "bridge", "cache_media")
	helper.Copy(up.Str|up.Null, "bridge", "media_patterns", "attachments")
	helper.Copy(up.Str|up.Null, "bridge", "media_patterns", "emojis")
	helper.Copy(up.Str|up.Null, "bridge", "media_patterns", "stickers")
	helper.Copy(up.Str|up.Null, "bridge", "media_patterns", "avatars")
	helper.Copy(up.Str, "bridge", "animated_sticker", "target")
	helper.Copy(up.Int, "bridge", "animated_sticker", "args", "width")
	helper.Copy(up.Int, "bridge", "animated_sticker", "args", "height")
	helper.Copy(up.Int, "bridge", "animated_sticker", "args", "fps")
	helper.Copy(up.Map, "bridge", "double_puppet_server_map")
	helper.Copy(up.Bool, "bridge", "double_puppet_allow_discovery")
	helper.Copy(up.Map, "bridge", "login_shared_secret_map")
	helper.Copy(up.Str, "bridge", "command_prefix")
	helper.Copy(up.Str, "bridge", "management_room_text", "welcome")
	helper.Copy(up.Str, "bridge", "management_room_text", "welcome_connected")
	helper.Copy(up.Str, "bridge", "management_room_text", "welcome_unconnected")
	helper.Copy(up.Str|up.Null, "bridge", "management_room_text", "additional_help")
	helper.Copy(up.Bool, "bridge", "backfill", "enabled")
	helper.Copy(up.Int, "bridge", "backfill", "forward_limits", "initial", "dm")
	helper.Copy(up.Int, "bridge", "backfill", "forward_limits", "initial", "channel")
	helper.Copy(up.Int, "bridge", "backfill", "forward_limits", "initial", "thread")
	helper.Copy(up.Int, "bridge", "backfill", "forward_limits", "missed", "dm")
	helper.Copy(up.Int, "bridge", "backfill", "forward_limits", "missed", "channel")
	helper.Copy(up.Int, "bridge", "backfill", "forward_limits", "missed", "thread")
	helper.Copy(up.Int, "bridge", "backfill", "max_guild_members")
	helper.Copy(up.Bool, "bridge", "encryption", "allow")
	helper.Copy(up.Bool, "bridge", "encryption", "default")
	helper.Copy(up.Bool, "bridge", "encryption", "require")
	helper.Copy(up.Bool, "bridge", "encryption", "appservice")
	helper.Copy(up.Bool, "bridge", "encryption", "allow_key_sharing")
	helper.Copy(up.Bool, "bridge", "encryption", "plaintext_mentions")
	helper.Copy(up.Bool, "bridge", "encryption", "delete_keys", "delete_outbound_on_ack")
	helper.Copy(up.Bool, "bridge", "encryption", "delete_keys", "dont_store_outbound")
	helper.Copy(up.Bool, "bridge", "encryption", "delete_keys", "ratchet_on_decrypt")
	helper.Copy(up.Bool, "bridge", "encryption", "delete_keys", "delete_fully_used_on_decrypt")
	helper.Copy(up.Bool, "bridge", "encryption", "delete_keys", "delete_prev_on_new_session")
	helper.Copy(up.Bool, "bridge", "encryption", "delete_keys", "delete_on_device_delete")
	helper.Copy(up.Bool, "bridge", "encryption", "delete_keys", "periodically_delete_expired")
	helper.Copy(up.Bool, "bridge", "encryption", "delete_keys", "delete_outdated_inbound")
	helper.Copy(up.Str, "bridge", "encryption", "verification_levels", "receive")
	helper.Copy(up.Str, "bridge", "encryption", "verification_levels", "send")
	helper.Copy(up.Str, "bridge", "encryption", "verification_levels", "share")
	helper.Copy(up.Bool, "bridge", "encryption", "rotation", "enable_custom")
	helper.Copy(up.Int, "bridge", "encryption", "rotation", "milliseconds")
	helper.Copy(up.Int, "bridge", "encryption", "rotation", "messages")
	helper.Copy(up.Bool, "bridge", "encryption", "rotation", "disable_device_change_key_rotation")

	helper.Copy(up.Str, "bridge", "provisioning", "prefix")
	if secret, ok := helper.Get(up.Str, "bridge", "provisioning", "shared_secret"); !ok || secret == "generate" {
		sharedSecret := random.String(64)
		helper.Set(up.Str, sharedSecret, "bridge", "provisioning", "shared_secret")
	} else {
		helper.Copy(up.Str, "bridge", "provisioning", "shared_secret")
	}

	helper.Copy(up.Map, "bridge", "permissions")
	//helper.Copy(up.Bool, "bridge", "relay", "enabled")
	//helper.Copy(up.Bool, "bridge", "relay", "admin_only")
	//helper.Copy(up.Map, "bridge", "relay", "message_formats")
}

var SpacedBlocks = [][]string{
	{"homeserver", "software"},
	{"appservice"},
	{"appservice", "hostname"},
	{"appservice", "database"},
	{"appservice", "id"},
	{"appservice", "as_token"},
	{"bridge"},
	{"bridge", "command_prefix"},
	{"bridge", "management_room_text"},
	{"bridge", "encryption"},
	{"bridge", "provisioning"},
	{"bridge", "permissions"},
	//{"bridge", "relay"},
	{"logging"},
}