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Enhance : Download link for Exports #6205

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Merged
merged 1 commit into from
Jan 18, 2024
Merged

Enhance : Download link for Exports #6205

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36 changes: 13 additions & 23 deletions frontend/src/components/projectDetail/downloadOsmData.js
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Original file line number Diff line number Diff line change
Expand Up @@ -65,7 +65,7 @@ export const DownloadOsmData = ({ projectMappingTypes, project }) => {
*/
const downloadS3File = async (title, fileFormat, feature_type) => {
// Create the base URL for the S3 file
const baseUrl = `${EXPORT_TOOL_S3_URL}/${datasetConfig.dataset_folder}/${
const downloadUrl = `${EXPORT_TOOL_S3_URL}/${datasetConfig.dataset_folder}/${
datasetConfig.dataset_prefix
}/${title}/${feature_type}/${
datasetConfig.dataset_prefix
Expand All @@ -76,34 +76,24 @@ export const DownloadOsmData = ({ projectMappingTypes, project }) => {

try {
// Fetch the file from the S3 URL
const response = await fetch(baseUrl);
const responsehead = await fetch(downloadUrl, { method: 'HEAD' });
// console.log(responsehead, 'responsehead');
// const lastMod = responsehead.headers.get('Last-Modified');
// console.log(lastMod, 'lastMod');
// console.log(
// responsehead.headers.get('Content-Length'),
// 'responsehead.headers.get(Last-Modified)',
// );
window.location.href = downloadUrl;

// Check if the request was successful
if (response.ok) {
// Get the file data as a blob
const blob = await response.blob();

// Create a download link for the file
const href = window.URL.createObjectURL(blob);
const link = document.createElement('a');
link.href = href;
link.setAttribute(
'download',
`hotosm_project_${
project.projectId
}_${title}_${feature_type}_${fileFormat?.toLowerCase()}.zip`,
);

// Add the link to the document body, click it, and then remove it
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
// Set the state to indicate that the file download is complete
if (responsehead.ok) {
setIsDownloadingState({ title: title, fileFormat: fileFormat, isDownloading: false });
} else {
setIsDownloadingState({ title: title, fileFormat: fileFormat, isDownloading: false });
// Show a popup and throw an error if the request was not successful
setShowPopup(true);
throw new Error(`Request failed with status: ${response.status}`);
throw new Error(`Request failed with status: ${responsehead.status}`);
}
} catch (error) {
// Show a popup and log the error if an error occurs during the download
Expand Down