import { google } from 'googleapis';
import { getAuthenticatedClient } from './google-server.js';

export interface GoogleSheet {
	id: string;
	name: string;
	modifiedTime: string;
	webViewLink: string;
}

export interface SheetData {
	values: string[][];
}

export async function getRecentSpreadsheets(refreshToken: string, limit: number = 10): Promise<GoogleSheet[]> {
	const oauth = getAuthenticatedClient(refreshToken);
	const drive = google.drive({ version: 'v3', auth: oauth });

	const response = await drive.files.list({
		q: "mimeType='application/vnd.google-apps.spreadsheet'",
		orderBy: 'modifiedTime desc',
		pageSize: limit,
		fields: 'files(id,name,modifiedTime,webViewLink)'
	});

	return response.data.files?.map(file => ({
		id: file.id!,
		name: file.name!,
		modifiedTime: file.modifiedTime!,
		webViewLink: file.webViewLink!
	})) || [];
}

export async function getSpreadsheetData(refreshToken: string, spreadsheetId: string, range: string = 'A1:Z10'): Promise<SheetData> {
	const oauth = getAuthenticatedClient(refreshToken);
	const sheets = google.sheets({ version: 'v4', auth: oauth });

	const response = await sheets.spreadsheets.values.get({
		spreadsheetId,
		range
	});

	return {
		values: response.data.values || []
	};
}

export async function getSpreadsheetInfo(refreshToken: string, spreadsheetId: string) {
	const oauth = getAuthenticatedClient(refreshToken);
	const sheets = google.sheets({ version: 'v4', auth: oauth });

	const response = await sheets.spreadsheets.get({
		spreadsheetId,
		fields: 'properties.title,sheets.properties(title,sheetId)'
	});

	return response.data;
}