Files
tg-chat-bot/src/ai/openai-chat-completions.ts
T

67 lines
2.4 KiB
TypeScript

import {isRecord} from "./unified-ai-runner.shared.js";
import type {OpenAIChatMessage, OpenAICompatibleChatMessage} from "./openai-chat-message.js";
import type {ToolCallData} from "./unified-ai-runner.shared.js";
export function responseContentToText(content: unknown): string {
if (typeof content === "string") return content;
if (!Array.isArray(content)) return "";
return content
.map(part => isRecord(part) && typeof part.text === "string" ? part.text : "")
.join("");
}
export function openAiResponseMessagesToChatCompletions(messages: OpenAIChatMessage[]): OpenAICompatibleChatMessage[] {
return messages.map((message): OpenAICompatibleChatMessage => {
if (message.role === "system") {
return {role: "system", content: responseContentToText(message.content)};
}
if (message.role === "assistant") {
const text = responseContentToText(message.content);
return text.length
? {role: "assistant", content: text}
: {role: "assistant", content: null};
}
const content = Array.isArray(message.content)
? (() => {
const parts = message.content.map((part): {type: "text"; text: string} | {type: "image_url"; image_url: {url: string}} => {
if (isRecord(part) && part.type === "input_image") {
return {
type: "image_url",
image_url: {url: String(part.image_url ?? "")},
};
}
return {
type: "text",
text: isRecord(part) && typeof part.text === "string" ? part.text : "",
};
});
return parts.every(part => part.type === "text")
? parts.map(part => part.text).join("")
: parts;
})()
: message.content;
return {role: "user", content};
});
}
export function buildAssistantToolMessage(calls: ToolCallData[], text: string): OpenAICompatibleChatMessage {
return {
role: "assistant",
content: text,
tool_calls: calls.map(call => ({
id: call.id,
type: "function",
function: {
name: call.name,
arguments: call.argumentsText,
},
})),
};
}