Refactor image content serialization to JSON format for avatar updates in device and edge model pages

kbeaugrand · kbeaugrand · commit d4fe1189f7ed · 2026-02-04T18:02:58.000+01:00
diff --git a/src/IoTHub.Portal.Client/Pages/DeviceModels/CreateDeviceModelPage.razor b/src/IoTHub.Portal.Client/Pages/DeviceModels/CreateDeviceModelPage.razor
@@ -327,7 +327,7 @@
 
             if (imageData is not null)
             {
-                var imageContent = new StringContent(imageData);
+                var imageContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(imageData), System.Text.Encoding.UTF8, "application/json");
 
                 if (IsLoRa)
                 {
diff --git a/src/IoTHub.Portal.Client/Pages/DeviceModels/DeviceModelDetailPage.razor b/src/IoTHub.Portal.Client/Pages/DeviceModels/DeviceModelDetailPage.razor
@@ -361,7 +361,7 @@
 
             if (imageData is not null)
             {
-                var imageContent = new StringContent(imageData);
+                var imageContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(imageData), System.Text.Encoding.UTF8, "application/json");
                 if (IsLoRa)
                 {
                     await LoRaWanDeviceModelsClientService.ChangeAvatarAsync(Model.ModelId, imageContent);
diff --git a/src/IoTHub.Portal.Client/Pages/EdgeModels/CreateEdgeModelsPage.razor b/src/IoTHub.Portal.Client/Pages/EdgeModels/CreateEdgeModelsPage.razor
@@ -400,7 +400,7 @@
 
             if (imageData is not null)
             {
-                var imageContent = new StringContent(imageData);
+                var imageContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(imageData), System.Text.Encoding.UTF8, "application/json");
                 await EdgeModelService.ChangeAvatar(Model.ModelId, imageContent);
             }
 
diff --git a/src/IoTHub.Portal.Client/Pages/EdgeModels/EdgeModelDetailPage.razor b/src/IoTHub.Portal.Client/Pages/EdgeModels/EdgeModelDetailPage.razor
@@ -421,7 +421,7 @@
 
             if (imageData is not null)
             {
-                var imageContent = new StringContent(imageData);
+                var imageContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(imageData), System.Text.Encoding.UTF8, "application/json");
                 await this.EdgeModelService.ChangeAvatar(this.EdgeModel.ModelId, imageContent);
             }
 

Original file line number	Diff line number	Diff line change
`@@ -327,7 +327,7 @@`
`327`	`327`
`328`	`328`	`if (imageData is not null)`
`329`	`329`	`{`
`330`		`- var imageContent = new StringContent(imageData);`
	`330`	`+ var imageContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(imageData), System.Text.Encoding.UTF8, "application/json");`
`331`	`331`
`332`	`332`	`if (IsLoRa)`
`333`	`333`	`{`
Original file line number	Diff line number	Diff line change
`@@ -361,7 +361,7 @@`
`361`	`361`
`362`	`362`	`if (imageData is not null)`
`363`	`363`	`{`
`364`		`- var imageContent = new StringContent(imageData);`
	`364`	`+ var imageContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(imageData), System.Text.Encoding.UTF8, "application/json");`
`365`	`365`	`if (IsLoRa)`
`366`	`366`	`{`
`367`	`367`	`await LoRaWanDeviceModelsClientService.ChangeAvatarAsync(Model.ModelId, imageContent);`
Original file line number	Diff line number	Diff line change
`@@ -400,7 +400,7 @@`
`400`	`400`
`401`	`401`	`if (imageData is not null)`
`402`	`402`	`{`
`403`		`- var imageContent = new StringContent(imageData);`
	`403`	`+ var imageContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(imageData), System.Text.Encoding.UTF8, "application/json");`
`404`	`404`	`await EdgeModelService.ChangeAvatar(Model.ModelId, imageContent);`
`405`	`405`	`}`
`406`	`406`
Original file line number	Diff line number	Diff line change
`@@ -421,7 +421,7 @@`
`421`	`421`
`422`	`422`	`if (imageData is not null)`
`423`	`423`	`{`
`424`		`- var imageContent = new StringContent(imageData);`
	`424`	`+ var imageContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(imageData), System.Text.Encoding.UTF8, "application/json");`
`425`	`425`	`await this.EdgeModelService.ChangeAvatar(this.EdgeModel.ModelId, imageContent);`
`426`	`426`	`}`
`427`	`427`