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v3.7.0
2026-08-24 15:07:15 +02:00

61 lines
1.8 KiB
Go

package controller
import (
"io/fs"
"net/http"
"github.com/gin-gonic/gin"
)
type pwaAsset struct {
path string
contentType string
}
var pwaAssets = map[string]pwaAsset{
"manifest.webmanifest": {path: "dist/manifest.webmanifest", contentType: "application/manifest+json; charset=utf-8"},
"pwa-register.js": {path: "dist/pwa-register.js", contentType: "application/javascript; charset=utf-8"},
"service-worker.js": {path: "dist/service-worker.js", contentType: "application/javascript; charset=utf-8"},
"icons/3x-ui-16.png": {path: "dist/icons/3x-ui-16.png", contentType: "image/png"},
"icons/3x-ui-24.png": {path: "dist/icons/3x-ui-24.png", contentType: "image/png"},
"icons/3x-ui-32.png": {path: "dist/icons/3x-ui-32.png", contentType: "image/png"},
"icons/3x-ui-64.png": {path: "dist/icons/3x-ui-64.png", contentType: "image/png"},
"icons/3x-ui-192.png": {path: "dist/icons/3x-ui-192.png", contentType: "image/png"},
"icons/3x-ui-512.png": {path: "dist/icons/3x-ui-512.png", contentType: "image/png"},
}
func servePWAAsset(c *gin.Context, assetName string) {
asset, ok := pwaAssets[assetName]
if !ok {
c.AbortWithStatus(http.StatusNotFound)
return
}
body, err := fs.ReadFile(distFS, asset.path)
if err != nil {
c.AbortWithStatus(http.StatusNotFound)
return
}
c.Header("Cache-Control", "no-cache, no-store, must-revalidate")
c.Header("Pragma", "no-cache")
c.Header("Expires", "0")
c.Data(http.StatusOK, asset.contentType, body)
}
func ServePWAManifest(c *gin.Context) {
servePWAAsset(c, "manifest.webmanifest")
}
func ServePWARegister(c *gin.Context) {
servePWAAsset(c, "pwa-register.js")
}
func ServePWAServiceWorker(c *gin.Context) {
servePWAAsset(c, "service-worker.js")
}
func ServePWAIcon(c *gin.Context) {
servePWAAsset(c, "icons/"+c.Param("name"))
}