export type CreateApiV1ChatCompletionsArgs = {body: {model?: string | undefined, messages: Array<{role: 'system' | 'user' | 'assistant' | 'tool', content: string | Array<unknown>, name?: string | undefined, tool_call_id?: string | undefined}>, stream?: boolean | undefined, user?: string | undefined}};

export type CreateApiV1ChatCompletionsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

/**
 * POST /v1/chat/completions
 */
export const createApiV1ChatCompletions = async (args: CreateApiV1ChatCompletionsArgs, options: CreateApiV1ChatCompletionsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "text/event-stream")

const url = `${baseUrl.replace(/\/+$/, '')}/v1/chat/completions${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return res.text()
};