Added imagekit optimization support

cmd/CatsOfMastodonBotGo/main.go

@@ -21,6 +21,9 @@ func main() {
 
 	services.InitPostService()
 
+	// Not needed but anyways
+	services.InitImgKitHelper()
+
 	ticker := time.NewTicker(10 * time.Minute)
 
 	runFetchPosts := func() {

internal/config/config.go

@@ -22,6 +22,8 @@ type config struct {
 	DBUser     string
 	DBPassword string
 	DBName     string
+
+	ImageKitId string
 }
 
 var Config *config
@@ -65,7 +67,6 @@ func Load() *config {
 		audience = "CatsOfMastodonBotGo"
 	}
 
-
 	dbEngine := os.Getenv("CAOM_DB_ENGINE")
 	dbHost := os.Getenv("CAOM_DB_HOST")
 	dbPort := os.Getenv("CAOM_DB_PORT")
@@ -82,6 +83,11 @@ func Load() *config {
 		dbPassword = ""
 		dbName = "caom.db"
 	}
+
+	imageKitId := os.Getenv("CAOM_IMAGEKIT_ID")
+	if imageKitId == "" {
+		slog.Info("No imagekit id provided, not using imagekit")
+	}
 	// Inititlize AppContext
 	var appContext = &config{
 		AdminPassword: adminPassword,
@@ -98,6 +104,8 @@ func Load() *config {
 		DBUser:     dbUser,
 		DBPassword: dbPassword,
 		DBName:     dbName,
+
+		ImageKitId: imageKitId,
 	}
 	return appContext
 

internal/services/imgKitHelper.go

@@ -0,0 +1,20 @@
+package services
+
+import "CatsOfMastodonBotGo/internal/config"
+
+type ImgKitHelper struct {
+}
+
+var ImgKitHelperInstance *ImgKitHelper
+
+func InitImgKitHelper() {
+	ImgKitHelperInstance = &ImgKitHelper{}
+}
+
+func GetPreviewUrl(url string) string {
+	return "https://ik.imagekit.io/" + config.Config.ImageKitId + "/tr:w-500,h-500,c-at_max,f-webp,q-60/" + url
+}
+
+func GetRemoteUrl(url string) string {
+	return "https://ik.imagekit.io/" + config.Config.ImageKitId + "/tr:q-70,dpr-auto,f-webp/" + url
+}

internal/web/handlers/adminDash.go

@@ -53,6 +53,8 @@ func (ps *AdminDashboardHandler) RejectMedia(c *gin.Context) {
 
 func (ps *AdminDashboardHandler) GetMedia(c *gin.Context) {
 	media := ps.PostService.GetMedia()
+	media.PreviewUrl = services.GetPreviewUrl(media.PreviewUrl)
+	media.RemoteUrl = services.GetPreviewUrl(media.RemoteUrl)
 	c.JSON(http.StatusOK, media)
 }
 

internal/web/handlers/apiEndpoint.go

@@ -16,9 +16,14 @@ func InitApiEndpointHandler() {
 	ApiEndpointHandlerInstance = &ApiEndpointHandler{
 		PostService: *services.PostServiceInstance,
 	}
-	
+
 }
 
 func (ps *ApiEndpointHandler) GetRandomPost(c *gin.Context) {
-	c.JSON(200,ps.PostService.GetRandomPost())
-}
+	post := ps.PostService.GetRandomPost()
+	for _, attachment := range post.Attachments {
+		attachment.RemoteUrl = services.GetRemoteUrl(attachment.RemoteUrl)
+		attachment.PreviewUrl = services.GetPreviewUrl(attachment.RemoteUrl)
+	}
+	c.JSON(200, post)
+}

internal/web/handlers/embedCard.go

@@ -22,6 +22,6 @@ func (ps *EmbedCardHandler) GetEmbedCard(c *gin.Context) {
 	post := ps.PostService.GetRandomPost()
 	c.HTML(200, "home/embed.html", gin.H{
 		"postUrl":  post.Url,
-		"imageUrl": post.Attachments[0].RemoteUrl,
+		"imageUrl": services.GetRemoteUrl(post.Attachments[0].RemoteUrl),
 	})
 }