import axios from 'axios';

export default class ApiService {
    private readonly baseUrl: string = 'http://core.sandd';

    private readonly apiRoutes = {
        file: '/api/file',
        searchAndDisplace: '/search-and-displace'
    };

    constructor()
    {}

    /**
     * Upload a file to the server and return its response.
     * Throws an error if the response wasn't successful
     *
     * @param file
     * @returns
     */
    public async uploadFile(file: File)
    {
        let formData = new FormData();
        formData.append('file', file);

        try {
            let response = await axios.post(
                this.baseUrl + this.apiRoutes.file,
                formData,
                {
                    headers: {
                        'Content-Type': 'multipart/form-data'
                    }
                }
            )

            return response.data;
        } catch (err) {
            throw err;
        }
    }

    /**
     * Get data for a file from the server.
     * Throws an error if the response wasn't successful
     *
     * @param fileId
     * @returns
     */
    public async getFileData(fileId: string)
    {
        try {
            let response = await axios.get(this.baseUrl + this.apiRoutes.searchAndDisplace + `/${fileId}`);

            return response.data;
        } catch (err) {
            throw err;
        }
    }
}