Commit e3c9b817 by archer

perf: message filter

parent 9b683884
......@@ -72,7 +72,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
} else {
// 没有用知识库搜索,仅用系统提示词
model.chat.systemPrompt &&
prompts.unshift({
prompts.splice(prompts.length - 1, 0, {
obj: ChatRoleEnum.System,
value: model.chat.systemPrompt
});
......
......@@ -87,12 +87,11 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
prompts.splice(prompts.length - 1, 0, ...searchPrompts);
} else {
// 没有用知识库搜索,仅用系统提示词
if (model.chat.systemPrompt) {
prompts.unshift({
model.chat.systemPrompt &&
prompts.splice(prompts.length - 1, 0, {
obj: ChatRoleEnum.System,
value: model.chat.systemPrompt
});
}
}
// 计算温度
......
......@@ -106,7 +106,7 @@ export const searchKb = async ({
{
obj: ChatRoleEnum.System,
value: `我们来玩问答游戏,规则为:
1.你忘记你已有的知识
1.你完全忘记你已有的知识
2.你只能回答关于"${model.name}"的问题
3.你只能从知识库中选择内容进行回答
4.如果问题不在知识库中,你会回答"我不知道。"
......
......@@ -109,35 +109,22 @@ export const ChatContextFilter = ({
// 根据 tokens 截断内容
const chats: ChatItemSimpleType[] = [];
let systemPrompt: ChatItemSimpleType | null = null;
// System 词保留
if (formatPrompts[0].obj === ChatRoleEnum.System) {
const prompt = formatPrompts.shift();
if (prompt) {
systemPrompt = prompt;
}
}
let messages: ChatItemSimpleType[] = [];
// 从后往前截取对话内容
for (let i = formatPrompts.length - 1; i >= 0; i--) {
chats.unshift(formatPrompts[i]);
messages = systemPrompt ? [systemPrompt, ...chats] : chats;
const tokens = modelToolMap[model].countTokens({
messages
messages: chats
});
/* 整体 tokens 超出范围 */
if (tokens >= maxTokens) {
return systemPrompt ? [systemPrompt, ...chats.slice(1)] : chats.slice(1);
return chats.slice(1);
}
}
return messages;
return chats;
};
/* stream response */
......
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