Updates GO (Desktop) to support multiple extension filters

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 1.6.2
+
+* Updates GO (Desktop) to support multiple extension filters.
+
 ## 1.6.1
 
 * Addresses an issue that could result in permission handler resolving requests from other activities.

go/file_darwin.go

@@ -9,21 +9,27 @@ import (
 	"github.com/pkg/errors"
 )
 
-func fileFilter(method string) (string, error) {
+func fileFilter(method string, extensions []string, size int) (string, error) {
 	switch method {
-	case "ANY":
+	case "any":
 		return `"public.item"`, nil
-	case "IMAGE":
+	case "image":
 		return `"public.image"`, nil
-	case "AUDIO":
+	case "audio":
 		return `"public.audio"`, nil
-	case "VIDEO":
+	case "video":
 		return `"public.movie"`, nil
-	default:
-		if strings.HasPrefix(method, "__CUSTOM_") {
-			resolveType := strings.Split(method, "__CUSTOM_")
-			return `"` + resolveType[1] + `"`, nil
+	case "custom":
+		var i int
+		var filters = ""
+		for i = 0 ; i<size ; i++ {
+			  filters += `"` + extensions[i] + `"`
+			  if i < size - 1 {
+				  filters += `,`
+			  }
 		}
+		return filters, nil
+	default:
 		return "", errors.New("unknown method")
 	}
 

go/file_linux.go

@@ -7,21 +7,24 @@ import (
 	"github.com/pkg/errors"
 )
 
-func fileFilter(method string) (string, error) {
+func fileFilter(method string, extensions []string, size int) (string, error) {
 	switch method {
-	case "ANY":
+	case "any":
 		return `*.*`, nil
-	case "IMAGE":
+	case "image":
 		return `*.png *.jpg *.jpeg`, nil
-	case "AUDIO":
+	case "audio":
 		return `*.mp3`, nil
-	case "VIDEO":
+	case "video":
 		return `*.webm *.mpeg *.mkv *.mp4 *.avi *.mov *.flv`, nil
-	default:
-		if strings.HasPrefix(method, "__CUSTOM_") {
-			resolveType := strings.Split(method, "__CUSTOM_")
-			return `*.` + resolveType[1], nil
+	case "custom":
+		var i int
+		var filters = ""
+		for i = 0 ; i<size ; i++ {
+	  		filters += `*.` + extensions[i] + ` `
 		}
+		return filters, nil
+	default:
 		return "", errors.New("unknown method")
 	}
 

go/file_windows.go

@@ -9,19 +9,23 @@ import (
 
 func fileFilter(method string) (string, error) {
 	switch method {
-	case "ANY":
+	case "any":
 		return "*", nil
-	case "IMAGE":
+	case "image":
 		return "Images (*.jpeg,*.png,*.gif)\x00*.jpg;*.jpeg;*.png;*.gif\x00All Files (*.*)\x00*.*\x00\x00", nil
-	case "AUDIO":
+	case "audio":
 		return "Audios (*.mp3)\x00*.mp3\x00All Files (*.*)\x00*.*\x00\x00", nil
-	case "VIDEO":
+	case "video":
 		return "Videos (*.webm,*.wmv,*.mpeg,*.mkv,*.mp4,*.avi,*.mov,*.flv)\x00*.webm;*.wmv;*.mpeg;*.mkv;*mp4;*.avi;*.mov;*.flv\x00All Files (*.*)\x00*.*\x00\x00", nil
-	default:
-		if strings.HasPrefix(method, "__CUSTOM_") {
-			resolveType := strings.Split(method, "__CUSTOM_")
-			return "Files (*." + resolveType[1] + ")\x00*." + resolveType[1] + "\x00All Files (*.*)\x00*.*\x00\x00", nil
+	case "custom":
+		var i int
+		var filters = "Files ("
+		for i = 0 ; i<size ; i++ {
+			  filters += `*.` extensions[i] + `,`
 		}
+		filters += ")\x00*." + resolveType[1] + "\x00All Files (*.*)\x00*.*\x00\x00"
+		return filters, nil
+	default:
 		return "", errors.New("unknown method")
 	}
 }

pubspec.yaml

@@ -1,7 +1,7 @@
 name: file_picker
 description: A package that allows you to use a native file explorer to pick single or multiple absolute file paths, with extension filtering support.
 homepage: https://github.com/miguelpruivo/plugins_flutter_file_picker
-version: 1.6.1
+version: 1.6.2
 
 dependencies:
   flutter: