added local state to cache uploads

internal/steamimmich.go

@@ -3,6 +3,7 @@ package steamimmich
 import (
 	"fmt"
 	"log"
+	"slices"
 )
 
 type Config struct {
@@ -28,6 +29,11 @@ func Run(config Config) {
 
 	immichClient := newImmichHttpClient(config.APIKey)
 
+	localState, err := loadLocalState("./state.json")
+	if err != nil {
+		log.Fatalf("Failed to load local state: %s", err)
+	}
+
 	gameNameCache := make(map[string]string)
 
 	for appid, files := range screenshotFiles {
@@ -35,6 +41,14 @@ func Run(config Config) {
 		assetsInGame := make([]string, 0)
 
 		for _, filepath := range files {
+
+			idx := slices.IndexFunc(localState.Assets, func(e AssetState) bool { return e.FilePath == filepath })
+
+			if idx != -1 {
+				log.Printf("Asset already uploaded: %s", filepath)
+				continue
+			}
+
 			res, err := uploadToImmich(filepath, appid, config.BaseURL, config.DeiveID, &immichClient)
 
 			if err != nil {
@@ -44,7 +58,7 @@ func Run(config Config) {
 
 			log.Printf("Assest uploaded: %s (%s) %s with ID: %s", gameName, appid, filepath, res.ID)
 
-			return
+			localState.Assets = append(localState.Assets, AssetState{FilePath: filepath, ImmichID: res.ID})
 
 			assetsInGame = append(assetsInGame, res.ID)
 		}
@@ -67,4 +81,9 @@ func Run(config Config) {
 	}
 
 	log.Println("Finished uploading screenshots")
+	err = saveLocalState("./state.json", *localState)
+	if err != nil {
+		log.Fatalf("Failed to save local cache: %s", err)
+		return
+	}
 }