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refactor: simplify WeChat MP OAuth handling and update channel configuration structure

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This commit is contained in:
mlogclub
2026-04-27 16:01:00 +08:00
parent fbabb174d2
commit 2220dcb0cb
4 changed files with 209 additions and 193 deletions
Download Patch File Download Diff File Expand all files Collapse all files
internal/controllers/api/channel_controller.go
+3 -4
View File
@@ -40,8 +40,7 @@ func (c *ChannelController) AnyConfig() *web.JsonResult {
func (c *ChannelController) AnyWechat_mpOauthAuthorize() *web.JsonResult {
channelID, _ := params.Get(c.Ctx, "channelId")
returnPath, _ := params.Get(c.Ctx, "returnPath")
redirectURL, err := services.ChannelService.BuildWechatMPOAuthURL(c.Ctx, channelID, returnPath)
redirectURL, err := services.ChannelService.BuildWechatMPOAuthURL(c.Ctx, channelID)
if err != nil {
return web.JsonError(err)
}
@@ -91,8 +90,8 @@ func resolveWidgetConfig(channelType, rawConfig string) (*webLikeWidgetConfig, s
Title: cfg.Title,
Subtitle: cfg.Subtitle,
ThemeColor: cfg.ThemeColor,
Position: cfg.Position,
Width: cfg.Width,
Position: "right",
Width: "100%",
}, string(enums.ExternalSourceWechatMP), nil
default:
return nil, "", errorsx.InvalidParam("该渠道不支持开放客服配置")
internal/pkg/dto/dto.go
-3
View File
@@ -28,10 +28,7 @@ type WechatMPChannelConfig struct {
Title string `json:"title"`
Subtitle string `json:"subtitle"`
ThemeColor string `json:"themeColor"`
Position string `json:"position"`
Width string `json:"width"`
AppID string `json:"appId"`
AppSecret string `json:"appSecret"`
OAuthScope string `json:"oauthScope"`
OAuthEnabled bool `json:"oauthEnabled"`
}
internal/services/channel_service.go
+5 -46
View File
@@ -43,7 +43,6 @@ type channelService struct {
type wechatMPOAuthState struct {
ChannelID string `json:"channelId"`
ReturnPath string `json:"returnPath"`
ExpiresAt int64 `json:"expiresAt"`
}
@@ -51,7 +50,6 @@ type WechatMPOAuthResult struct {
ChannelID string
ExternalID string
ExternalName string
ReturnPath string
}
func (s *channelService) Get(id int64) *models.Channel {
@@ -268,10 +266,7 @@ func (s *channelService) ParseWechatMPChannelConfig(raw string) (*dto.WechatMPCh
Title: "公众号客服",
Subtitle: "欢迎咨询",
ThemeColor: "#2563eb",
Position: "right",
Width: "380px",
OAuthScope: "snsapi_base",
OAuthEnabled: true,
}
if raw != "" {
if err := json.Unmarshal([]byte(raw), cfg); err != nil {
@@ -287,17 +282,6 @@ func (s *channelService) ParseWechatMPChannelConfig(raw string) (*dto.WechatMPCh
if cfg.ThemeColor == "" {
cfg.ThemeColor = "#2563eb"
}
cfg.Position = strings.TrimSpace(cfg.Position)
if cfg.Position == "" {
cfg.Position = "right"
}
if cfg.Position != "left" && cfg.Position != "right" {
return nil, errorsx.InvalidParam("微信公众号渠道配置 position 只能为 left 或 right")
}
cfg.Width = strings.TrimSpace(cfg.Width)
if cfg.Width == "" {
cfg.Width = "380px"
}
cfg.AppID = strings.TrimSpace(cfg.AppID)
cfg.AppSecret = strings.TrimSpace(cfg.AppSecret)
cfg.OAuthScope = strings.TrimSpace(cfg.OAuthScope)
@@ -310,7 +294,7 @@ func (s *channelService) ParseWechatMPChannelConfig(raw string) (*dto.WechatMPCh
return cfg, nil
}
func (s *channelService) BuildWechatMPOAuthURL(ctx iris.Context, channelID, returnPath string) (string, error) {
func (s *channelService) BuildWechatMPOAuthURL(ctx iris.Context, channelID string) (string, error) {
channelID = strings.TrimSpace(channelID)
if channelID == "" {
return "", errorsx.InvalidParam("channelId不能为空")
@@ -323,16 +307,12 @@ func (s *channelService) BuildWechatMPOAuthURL(ctx iris.Context, channelID, retu
if err != nil {
return "", errorsx.InvalidParam("微信公众号渠道配置不合法")
}
if !cfg.OAuthEnabled {
return "", errorsx.InvalidParam("微信公众号渠道未启用 OAuth")
}
if cfg.AppID == "" || cfg.AppSecret == "" {
return "", errorsx.InvalidParam("微信公众号渠道缺少 appId 或 appSecret")
}
state, err := s.signWechatMPOAuthState(wechatMPOAuthState{
ChannelID: channel.ChannelID,
ReturnPath: normalizeWechatMPReturnPath(returnPath),
ExpiresAt: time.Now().Add(10 * time.Minute).Unix(),
}, cfg.AppSecret)
if err != nil {
@@ -392,7 +372,6 @@ func (s *channelService) CompleteWechatMPOAuth(ctx context.Context, code, state
ChannelID: channel.ChannelID,
ExternalID: strings.TrimSpace(token.OpenID),
ExternalName: externalName,
ReturnPath: normalizeWechatMPReturnPath(payload.ReturnPath),
}, nil
}
@@ -533,12 +512,8 @@ func (s *channelService) signWechatMPOAuthState(payload wechatMPOAuthState, secr
if payload.ChannelID == "" || payload.ExpiresAt <= 0 {
return "", errors.New("invalid oauth state payload")
}
payload.ReturnPath = normalizeWechatMPReturnPath(payload.ReturnPath)
if len(payload.ReturnPath) > 14 {
payload.ReturnPath = "/kefu/chat/"
}
encodedPayload := base64.RawURLEncoding.EncodeToString([]byte(
fmt.Sprintf("%s|%d|%s", payload.ChannelID, payload.ExpiresAt, payload.ReturnPath),
fmt.Sprintf("%s|%d", payload.ChannelID, payload.ExpiresAt),
))
mac := hmac.New(sha256.New, []byte(secret))
_, _ = mac.Write([]byte(encodedPayload))
@@ -579,8 +554,8 @@ func decodeWechatMPOAuthStatePayload(raw string) (*wechatMPOAuthState, error) {
if err != nil {
return nil, err
}
stateParts := strings.SplitN(string(data), "|", 3)
if len(stateParts) != 3 {
stateParts := strings.Split(string(data), "|")
if len(stateParts) != 2 {
return nil, errors.New("invalid oauth state payload")
}
expiresAt, err := strconv.ParseInt(stateParts[1], 10, 64)
@@ -589,31 +564,15 @@ func decodeWechatMPOAuthStatePayload(raw string) (*wechatMPOAuthState, error) {
}
payload := &wechatMPOAuthState{
ChannelID: strings.TrimSpace(stateParts[0]),
ReturnPath: strings.TrimSpace(stateParts[2]),
ExpiresAt: expiresAt,
}
payload.ChannelID = strings.TrimSpace(payload.ChannelID)
payload.ReturnPath = normalizeWechatMPReturnPath(payload.ReturnPath)
if payload.ChannelID == "" || payload.ExpiresAt <= 0 {
return nil, errors.New("invalid oauth state payload")
}
return payload, nil
}
func normalizeWechatMPReturnPath(returnPath string) string {
returnPath = strings.TrimSpace(returnPath)
if returnPath == "" {
return "/kefu/chat/"
}
if !strings.HasPrefix(returnPath, "/") || strings.HasPrefix(returnPath, "//") {
return "/kefu/chat/"
}
if strings.Contains(returnPath, "\n") || strings.Contains(returnPath, "\r") {
return "/kefu/chat/"
}
return returnPath
}
func buildAbsoluteURL(ctx iris.Context, path string, values url.Values) string {
scheme := ctx.GetHeader("X-Forwarded-Proto")
if scheme == "" {
@@ -649,5 +608,5 @@ func BuildWechatMPChatRedirectURL(ctx iris.Context, result *WechatMPOAuthResult)
if result.ExternalName != "" {
values.Set("subject", result.ExternalName)
}
return buildAbsoluteURL(ctx, normalizeWechatMPReturnPath(result.ReturnPath), values)
return buildAbsoluteURL(ctx, "/kefu/chat/", values)
}
web/app/dashboard/channels/_components/edit.tsx
+123 -62
View File
@@ -60,11 +60,13 @@ type WebChannelConfig = {
width?: string
}
type WechatMPChannelConfig = WebChannelConfig & {
type WechatMPChannelConfig = {
title?: string
subtitle?: string
themeColor?: string
appId?: string
appSecret?: string
oauthScope?: "snsapi_base" | "snsapi_userinfo"
oauthEnabled?: boolean
}
const defaultWebChannelConfig: Required<WebChannelConfig> = {
@@ -175,28 +177,28 @@ function parseWebChannelConfig(configJson: string): Required<WebChannelConfig> {
function parseWechatMPChannelConfig(configJson: string): Required<WechatMPChannelConfig> {
const fallback = {
...defaultWebChannelConfig,
title: "公众号客服",
subtitle: defaultWebChannelConfig.subtitle,
themeColor: defaultWebChannelConfig.themeColor,
appId: "",
appSecret: "",
oauthScope: "snsapi_base" as const,
oauthEnabled: true,
}
if (!configJson.trim()) {
return fallback
}
try {
const parsed = JSON.parse(configJson) as WechatMPChannelConfig
const base = parseWebChannelConfig(configJson)
const oauthScope =
parsed.oauthScope === "snsapi_userinfo" ? "snsapi_userinfo" : "snsapi_base"
return {
...base,
title: parsed.title?.trim() || fallback.title,
subtitle: parsed.subtitle?.trim() ?? fallback.subtitle,
themeColor:
parsed.themeColor?.trim() || defaultWebChannelConfig.themeColor,
appId: parsed.appId?.trim() || "",
appSecret: parsed.appSecret?.trim() || "",
oauthScope,
oauthEnabled: parsed.oauthEnabled ?? true,
}
} catch {
return fallback
@@ -212,7 +214,6 @@ function buildForm(item: AdminChannel | null): EditForm {
const wechatConfig = isWechatMP
? parseWechatMPChannelConfig(item.configJson)
: null
const widgetConfig = wechatConfig ?? webConfig
return {
channelType:
item.channelType === "wxwork_kf"
@@ -223,11 +224,11 @@ function buildForm(item: AdminChannel | null): EditForm {
aiAgentId: item.aiAgentId > 0 ? String(item.aiAgentId) : "",
name: item.name,
openKfId: parseOpenKfId(item.configJson),
widgetTitle: widgetConfig.title,
widgetSubtitle: widgetConfig.subtitle,
widgetThemeColor: widgetConfig.themeColor,
widgetPosition: widgetConfig.position,
widgetWidth: widgetConfig.width,
widgetTitle: wechatConfig?.title ?? webConfig.title,
widgetSubtitle: wechatConfig?.subtitle ?? webConfig.subtitle,
widgetThemeColor: wechatConfig?.themeColor ?? webConfig.themeColor,
widgetPosition: webConfig.position,
widgetWidth: webConfig.width,
wechatAppId: wechatConfig?.appId ?? "",
wechatAppSecret: wechatConfig?.appSecret ?? "",
wechatOAuthScope: wechatConfig?.oauthScope ?? "snsapi_base",
@@ -244,8 +245,6 @@ function buildPayload(form: EditForm, status: number): CreateAdminChannelPayload
subtitle: form.widgetSubtitle.trim(),
themeColor:
form.widgetThemeColor.trim() || defaultWebChannelConfig.themeColor,
position: form.widgetPosition || defaultWebChannelConfig.position,
width: form.widgetWidth.trim() || defaultWebChannelConfig.width,
}
const configJson =
channelType === "wxwork_kf"
@@ -256,9 +255,12 @@ function buildPayload(form: EditForm, status: number): CreateAdminChannelPayload
appId: form.wechatAppId.trim(),
appSecret: form.wechatAppSecret.trim(),
oauthScope: form.wechatOAuthScope || "snsapi_base",
oauthEnabled: true,
})
: JSON.stringify(webLikeConfig)
: JSON.stringify({
...webLikeConfig,
position: form.widgetPosition || defaultWebChannelConfig.position,
width: form.widgetWidth.trim() || defaultWebChannelConfig.width,
})
return {
channelType,
aiAgentId: Number(form.aiAgentId),
@@ -324,7 +326,6 @@ function ChannelFormBody({
} = form
const channelType = useWatch({ control, name: "channelType" })
const openKfId = useWatch({ control, name: "openKfId" })
const isWebLikeChannel = channelType === "web" || channelType === "wechat_mp"
useEffect(() => {
async function loadAIAgents() {
@@ -532,7 +533,7 @@ function ChannelFormBody({
</Field>
) : null}
{isWebLikeChannel ? (
{channelType === "web" || channelType === "wechat_mp" ? (
<>
<div className="grid grid-cols-1 gap-4 sm:grid-cols-2">
{channelType === "wechat_mp" ? (
@@ -619,6 +620,8 @@ function ChannelFormBody({
</FieldContent>
</Field>
{channelType === "web" ? (
<>
<Field data-invalid={!!errors.widgetPosition}>
<FieldLabel>挂载位置</FieldLabel>
<FieldContent>
@@ -651,11 +654,14 @@ function ChannelFormBody({
<FieldError errors={[errors.widgetWidth]} />
</FieldContent>
</Field>
</>
) : null}
</div>
<WebAccessGuide
channelId={channelDetail?.channelId || ""}
channelType={channelType === "wechat_mp" ? "wechat_mp" : "web"}
/>
{channelType === "wechat_mp" ? (
<WechatMPAccessGuide channelId={channelDetail?.channelId || ""} />
) : (
<WebAccessGuide channelId={channelDetail?.channelId || ""} />
)}
</>
) : null}
</div>
@@ -673,15 +679,8 @@ function ChannelFormBody({
)
}
function WebAccessGuide({
channelId,
channelType,
}: {
channelId: string
channelType: "web" | "wechat_mp"
}) {
function WebAccessGuide({ channelId }: { channelId: string }) {
const [origin, setOrigin] = useState("")
const isWechatMP = channelType === "wechat_mp"
useEffect(() => {
setOrigin(window.location.origin)
@@ -691,16 +690,10 @@ function WebAccessGuide({
if (!origin || !channelId) {
return ""
}
const url = new URL(
isWechatMP ? "/api/channel/wechat_mp/oauth/authorize" : "/kefu/chat/",
origin
)
const url = new URL("/kefu/chat/", origin)
url.searchParams.set("channelId", channelId)
if (isWechatMP) {
url.searchParams.set("returnPath", "/kefu/chat/")
}
return url.toString()
}, [channelId, isWechatMP, origin])
}, [channelId, origin])
const testUrl = useMemo(() => {
if (!origin || !channelId) {
@@ -717,11 +710,11 @@ function WebAccessGuide({
}
return `<script>
window.CSAgentConfig = {
channelId: "${channelId}"${isWechatMP ? ',\n externalSource: "wechat_mp"' : ""}
channelId: "${channelId}"
};
</script>
<script async src="${origin}/sdk/cs-ai-agent-sdk.min.js"></script>`
}, [channelId, isWechatMP, origin])
}, [channelId, origin])
async function copyText(text: string, successMessage: string) {
if (!text) {
@@ -738,14 +731,10 @@ function WebAccessGuide({
return (
<div className="space-y-4 border-t pt-4">
<div>
<div className="text-sm font-medium">
{isWechatMP ? "微信公众号接入信息" : "Web 接入信息"}
</div>
<div className="text-sm font-medium">Web 接入信息</div>
<div className="text-xs text-muted-foreground">
{channelId
? isWechatMP
? "将授权链接配置到公众号菜单，用户授权后会进入客服窗口。"
: "复制链接或嵌入代码即可接入当前 Web 渠道。"
? "复制链接或嵌入代码即可接入当前 Web 渠道。"
: "保存渠道后生成接入链接。"}
</div>
</div>
@@ -757,9 +746,7 @@ function WebAccessGuide({
) : (
<div className="space-y-4">
<div className="space-y-2">
<div className="text-xs font-medium text-muted-foreground">
{isWechatMP ? "公众号菜单授权链接" : "直接访问链接"}
</div>
<div className="text-xs font-medium text-muted-foreground">直接访问链接</div>
<div className="flex flex-col gap-2 sm:flex-row">
<Input readOnly value={accessUrl} className="font-mono text-xs" />
<div className="flex gap-2">
@@ -785,7 +772,6 @@ function WebAccessGuide({
</div>
</div>
{!isWechatMP ? (
<div className="space-y-2">
<div className="flex items-center justify-between gap-2">
<div className="text-xs font-medium text-muted-foreground">
@@ -805,18 +791,9 @@ function WebAccessGuide({
<code>{snippet}</code>
</pre>
</div>
) : null}
<div className="flex flex-col gap-2 rounded-md bg-muted px-3 py-3 text-xs text-muted-foreground">
<div className="font-medium text-foreground">接入教程</div>
{isWechatMP ? (
<>
<div>1. 确认该渠道已启用，并在微信公众平台配置网页授权域名。</div>
<div>2. 将公众号菜单跳转地址设置为上方授权链接。</div>
<div>3. 用户点击菜单并授权后，会以 openid 作为稳定客户身份进入客服窗口。</div>
</>
) : (
<>
<div>1. 确认该渠道已启用。</div>
<div>2. 将嵌入代码粘贴到目标网站 HTML 的 body 结束标签前。</div>
<div>3. 发布网站后刷新页面，客服入口会按渠道配置展示。</div>
@@ -832,8 +809,92 @@ function WebAccessGuide({
打开测试页
</Button>
</div>
</>
)}
</div>
</div>
)}
</div>
)
}
function WechatMPAccessGuide({ channelId }: { channelId: string }) {
const [origin, setOrigin] = useState("")
useEffect(() => {
setOrigin(window.location.origin)
}, [])
const menuUrl = useMemo(() => {
if (!origin || !channelId) {
return ""
}
const url = new URL("/api/channel/wechat_mp/oauth/authorize", origin)
url.searchParams.set("channelId", channelId)
return url.toString()
}, [channelId, origin])
async function copyText(text: string) {
if (!text) {
return
}
try {
await navigator.clipboard.writeText(text)
toast.success("已复制公众号菜单链接")
} catch {
toast.error("复制失败")
}
}
return (
<div className="space-y-4 border-t pt-4">
<div>
<div className="text-sm font-medium">微信公众号接入信息</div>
<div className="text-xs text-muted-foreground">
{channelId
? "将该链接配置到微信公众号自定义菜单，用户点击菜单后进入客服聊天页。"
: "保存渠道后生成公众号菜单链接。"}
</div>
</div>
{!channelId ? (
<div className="rounded-md bg-muted px-3 py-2 text-sm text-muted-foreground">
当前为新建渠道，保存后会生成 channelId。
</div>
) : (
<div className="space-y-4">
<div className="space-y-2">
<div className="text-xs font-medium text-muted-foreground">
公众号菜单链接
</div>
<div className="flex flex-col gap-2 sm:flex-row">
<Input readOnly value={menuUrl} className="font-mono text-xs" />
<div className="flex gap-2">
<Button
type="button"
variant="outline"
size="icon"
title="复制链接"
onClick={() => copyText(menuUrl)}
>
<CopyIcon className="size-4" />
</Button>
<Button
type="button"
variant="outline"
size="icon"
title="打开链接"
onClick={() => window.open(menuUrl, "_blank", "noopener,noreferrer")}
>
<ExternalLinkIcon className="size-4" />
</Button>
</div>
</div>
</div>
<div className="flex flex-col gap-2 rounded-md bg-muted px-3 py-3 text-xs text-muted-foreground">
<div className="font-medium text-foreground">接入教程</div>
<div>1. 确认该渠道已启用，并在微信公众平台配置网页授权域名。</div>
<div>2. 将公众号自定义菜单跳转地址设置为上方链接。</div>
<div>3. 用户点击菜单并授权后，会以 openid 作为稳定客户身份进入客服聊天页。</div>
</div>
</div>
)}