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Show error if js assets fail to load #2019

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Merged
myieye merged 1 commit into from
Oct 8, 2025
Merged

Show error if js assets fail to load #2019

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26 changes: 20 additions & 6 deletions backend/FwLite/FwLiteShared/Layout/SvelteLayout.razor
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Original file line number Diff line number Diff line change
Expand Up @@ -36,13 +36,14 @@ else

</script>
<div id="svelte-app" class="contents">
@error
</div>

@Body

@code {
private bool useDevAssets => Config.Value.UseDevAssets;
// private bool useDevAssets => false;
private string? error;
private Uri DevUri
{
get
Expand Down Expand Up @@ -70,13 +71,26 @@ else

await FwLiteProvider.SetService(JS, DotnetService.ProjectServicesProvider, ProjectServicesProvider);

if (useDevAssets)
try
{
await JS.InvokeAsync<IJSObjectReference>("import", $"{DevScheme}://{DevHostname}:5173/src/main.ts");
} else
if (useDevAssets)
{
await JS.InvokeAsync<IJSObjectReference>("import", $"{DevScheme}://{DevHostname}:5173/src/main.ts");
}
else
{
await JS.InvokeAsync<IJSObjectReference>("import",
"/" + Assets["_content/FwLiteShared/viewer/main.js"]);
}
}
catch (Exception e)
{
await JS.InvokeAsync<IJSObjectReference>("import",
"/" + Assets["_content/FwLiteShared/viewer/main.js"]);
if (useDevAssets)
error = $"Failed to load dev assets. Is the viewer running (pnpm run/app)?{Environment.NewLine}{e.Message}";
else
error = $"Failed to load assets.{Environment.NewLine}{e.Message}";
StateHasChanged();
throw;
}
}
}
Expand Down
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