39 lines
1.3 KiB
Go
39 lines
1.3 KiB
Go
package utm
|
||
|
||
import (
|
||
"strings"
|
||
|
||
"apps/backend/internal/config"
|
||
"apps/backend/internal/module/growth/domain"
|
||
"apps/backend/internal/types"
|
||
)
|
||
|
||
const trackPathPrefix = "/api/v1/public/u/"
|
||
|
||
// publicView 把追蹤連結轉成對外型別。TrackUrl 必須由後端算：連結會被貼進 Threads
|
||
// 貼文，前端自己拼 window.location.origin 在 API 與前端不同 host 時會產出 404 連結。
|
||
func publicView(c config.Config, u *domain.UtmLink) types.UtmLinkPublic {
|
||
path := trackPathPrefix + u.Code
|
||
return types.UtmLinkPublic{
|
||
Id: u.ID,
|
||
Code: u.Code,
|
||
TrackPath: path,
|
||
TrackUrl: publicAPIBase(c) + path,
|
||
DestinationUrl: u.DestinationURL,
|
||
OutcomeId: u.OutcomeID,
|
||
Label: u.Label,
|
||
Clicks: u.Clicks,
|
||
CreatedAt: u.CreatedAt,
|
||
}
|
||
}
|
||
|
||
// publicAPIBase 與 threads oauth callback 用同一套推導：PublicAPIBase 優先，否則
|
||
// PublicWebBase（正式站 nginx、dev 的 vite 都會把 /api 轉到 gateway）。兩者皆空
|
||
// 時回空字串，TrackUrl 退回相對路徑讓瀏覽器自己解。
|
||
func publicAPIBase(c config.Config) string {
|
||
if b := strings.TrimRight(strings.TrimSpace(c.PublicAPIBase), "/"); b != "" {
|
||
return b
|
||
}
|
||
return strings.TrimRight(strings.TrimSpace(c.PublicWebBase), "/")
|
||
}
|