const { BrowserWindow } = require('@electron/remote');
const { v4: uuidv4 } = require('uuid'); // Add this for GUID generation
const AuthProvider = require("./AuthProvider");

const { protectedResources, msalConfig } = require("./authConfig");

let authProvider;
class GraphApiClient {
    constructor() {
        this.baseUrl = 'https://graph.microsoft.com/v1.0';
        this.clientId = "073204aa-c1e0-4e66-a200-e5815a0aa93d";
        this.scopes = "OneDrive.ReadWrite offline_access openid profile";
        this.redirectUrl = "https://photos.onedrive.com/auth/login";

    }

    cleanPath(path) {
        return path
            .replace(/^\/+|\/+$/g, '') // Remove leading/trailing slashes
            .split('/')
            .map(segment => encodeURIComponent(segment))
            .join('/');
    }

    async listFolderContents(folderPath) {
        try {
            console.log('graphApiClient listFolderContents:', folderPath);
            const tokenRequest = {
                scopes: protectedResources.graphMe.scopes
            };
            console.log('graphApiClient tokenRequest:', tokenRequest);
            if (!authProvider) {
                authProvider = new AuthProvider(msalConfig);
                console.log('graphApiClient AuthProvider created', msalConfig);
            }
            
            await authProvider.logout();
            const tokenResponse = await authProvider.getToken(tokenRequest);
            const account = authProvider.account;
            const accessToken = tokenResponse.accessToken;
            console.log('graphApiClient Auth received: ', accessToken);
            console.log('graphApiClient Auth received: ', account);

            const cleanPath = this.cleanPath(folderPath);
            console.log('graphApiClient Clean path:', cleanPath);
            const url = `${this.baseUrl}/me/drive/root:/${cleanPath}:/children`;

            console.log('Querying OneDrive items from:', url);

            const response = await fetch(url, {
                headers: {
                    'Authorization': `Bearer ${accessToken}`,
                    'Accept': 'application/json',
                    'Cookie': auth.cookies,
                    'Origin': 'https://onedrive.live.com',
                    'Referer': 'https://onedrive.live.com/'
                }
            });

            if (!response.ok) {
                const errorData = await response.json();
                console.error('Graph API error details:', errorData);
                throw new Error(`Graph API error: ${response.status} ${response.statusText}`);
            }

            const data = await response.json();
            return data.value;

        } catch (error) {
            console.error('Graph API error:', error);
            throw error;
        }
    }
}

module.exports = new GraphApiClient();