77 lines
2.7 KiB
Go
77 lines
2.7 KiB
Go
package tdesktop
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import (
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"net/netip"
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"time"
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"github.com/iamxvbaba/td/tg"
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"telesrv/internal/links"
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)
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// BuildConfig 构造 help.getConfig 返回的 tg.Config，含自建 DC 的 DCOptions。
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//
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// 字段值取 Telegram 常见默认；TDesktop 联调阶段按客户端实际需要微调
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// （记录于 docs/compatibility-matrix.md）。
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func BuildConfig(dc int, ip string, port int, now time.Time, publicBaseURL string) *tg.Config {
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// TELESRV_ADVERTISE_IP is validated during config loading. Parse again here
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// only to derive the wire ipv6 flag and to render IPv4-mapped addresses in
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// their canonical form. Keeping the advertised route in help.getConfig is a
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// protocol invariant: clients replace or persist this list for reconnects.
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addr, err := netip.ParseAddr(ip)
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if err == nil {
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addr = addr.Unmap()
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ip = addr.String()
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}
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meURLPrefix := links.NormalizeBaseURL(publicBaseURL) + "/"
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config := &tg.Config{
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Date: int(now.Unix()),
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Expires: int(now.Add(time.Hour).Unix()),
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TestMode: false,
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ThisDC: dc,
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DCOptions: []tg.DCOption{{
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Ipv6: addr.Is6(),
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ID: dc,
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IPAddress: ip,
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Port: port,
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}},
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ChatSizeMax: 200,
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MegagroupSizeMax: 200000,
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ForwardedCountMax: 100,
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OnlineUpdatePeriodMs: 120000,
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OfflineBlurTimeoutMs: 5000,
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OfflineIdleTimeoutMs: 30000,
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OnlineCloudTimeoutMs: 300000,
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NotifyCloudDelayMs: 30000,
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NotifyDefaultDelayMs: 1500,
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PushChatPeriodMs: 60000,
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PushChatLimit: 2,
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EditTimeLimit: 172800,
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// 官方现行 revoke 三元组：无时限 + 允许撤回对方发来的私聊消息。
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// TDesktop 的私聊 "Also delete for X" 复选框要求
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// revoke_pm_inbox=true 且 revoke_pm_time_limit=0x7FFFFFFF，
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// 否则双向删除 UI 永不出现。
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RevokeTimeLimit: 2147483647,
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RevokePmTimeLimit: 2147483647,
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RevokePmInbox: true,
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RatingEDecay: 2419200,
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StickersRecentLimit: 200,
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CallReceiveTimeoutMs: 20000,
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CallRingTimeoutMs: 90000,
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CallConnectTimeoutMs: 30000,
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CallPacketTimeoutMs: 10000,
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MeURLPrefix: meURLPrefix,
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CaptionLengthMax: 1024,
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MessageLengthMax: 4096,
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WebfileDCID: dc,
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}
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config.SetReactionsDefault(&tg.ReactionEmoji{Emoticon: DefaultReactionEmoticon})
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// The GIF picker's trending/search panel reads this from help.getConfig's
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// typed Config (gifs_list_widget.cpp: session().serverConfig().gifSearchUsername)
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// -- NOT from help.getAppConfig's loose JSON blob, which is a separate RPC/
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// response entirely. Must match the built-in @gif system bot's username
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// (domain.GifBotUser().Username), whose inline results are served
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// synchronously in-process (see rpc.ServiceBotInlineResults).
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config.SetGifSearchUsername("gif")
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return config
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}
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