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fix: 修复中文 prompt 截取时的 UTF-8 字符边界问题
使用 .chars().take(50) 按字符数截取,而不是按字节索引, 避免切到中文字符中间导致 panic
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@@ -86,18 +86,18 @@ pub async fn handle_image_generation(
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}
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// 记录请求日志
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// 安全截取 prompt,避免 UTF-8 字符边界问题
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let prompt_preview: String = request.prompt.chars().take(50).collect();
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let prompt_display = if request.prompt.chars().count() > 50 {
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format!("{}...", prompt_preview)
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} else {
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request.prompt.clone()
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};
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state.logs.write().await.add(
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"info",
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&format!(
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"[IMAGE] 收到图像生成请求: model={}, prompt={}, n={}, response_format={}",
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request.model,
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if request.prompt.len() > 50 {
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format!("{}...", &request.prompt[..50])
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} else {
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request.prompt.clone()
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},
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request.n,
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request.response_format
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request.model, prompt_display, request.n, request.response_format
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),
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);
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