const attemptVideoUpload = (name, fileSize, auth_token) => {
    return fetch('https://api.vimeo.com/me/videos', {
        method: 'POST',
        headers: {
            'Authorization': `bearer ${auth_token}`,
            'Accept': 'application/vnd.vimeo.*+json;version=3.4',
            'Content-Type': 'application/json'
        },
        body: JSON.stringify({
            upload: {
                approach: "tus",
                size: `${fileSize}`
            },
            name,
            embed: {
                logos: {
                    vimeo: false,
                    custom: {
                        active: true,
                        link: null,
                        sticky: true,
                    }
                }
            },
            privacy: {
                view: "disable",
                embed: "whitelist",
                download: false,
                add: false,
                comments: "anybody"
            }
        }),
    });
};

const uploadVimeoChunk = (url, file, bytesUploaded, chunkSize) => {
    return new Promise((resolve, reject) => {
        const reader = new FileReader();
        const sliceEnd = file.size - bytesUploaded > chunkSize ? bytesUploaded + chunkSize : file.size;
        const blob = file.slice(bytesUploaded, sliceEnd);
        reader.onloadend = event => {
            fetch(url, {
                method: 'PATCH',
                headers: {
                    'Accept': 'application/vnd.vimeo.*+json;version=3.4',
                    'Content-Type': 'application/offset+octet-stream',
                    'Tus-Resumable': '1.0.0',
                    'Upload-Offset': `${bytesUploaded}`,
                },
                body: event.target.result,
            }).then(response => {
                if (!response.ok) {
                    throw new Error(response.errorMsg);
                }
                resolve(response.headers.get('Upload-Offset'));
            }).catch(error => reject(error));
        };
        reader.readAsArrayBuffer(blob);
    });
};