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support deepseek-r1@OpenAI's reasoning_content, parse <think></think> from stream

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This commit is contained in:
suruiqiang
2025-02-11 18:57:16 +08:00
parent b0758cccde
commit 9714258322
2 changed files with 55 additions and 3 deletions
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18
app/utils/chat.ts
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@@ -400,6 +400,7 @@ export function streamWithThink(
let responseRes: Response;
let isInThinkingMode = false;
let lastIsThinking = false;
let lastIsThinkingTagged = false; //between <think> and </think> tags
// animate response to make it looks smooth
function animateResponseText() {
@@ -579,6 +580,23 @@ export function streamWithThink(
if (!chunk?.content || chunk.content.length === 0) {
return;
}
// deal with <think> and </think> tags start
if (!chunk.isThinking) {
if (chunk.content.startsWith("<think>")) {
chunk.isThinking = true;
chunk.content = chunk.content.slice(7).trim();
lastIsThinkingTagged = true;
} else if (chunk.content.endsWith("</think>")) {
chunk.isThinking = false;
chunk.content = chunk.content.slice(0, -8).trim();
lastIsThinkingTagged = false;
} else if (lastIsThinkingTagged) {
chunk.isThinking = true;
}
}
// deal with <think> and </think> tags start
// Check if thinking mode changed
const isThinkingChanged = lastIsThinking !== chunk.isThinking;
lastIsThinking = chunk.isThinking;