Scott.Idem/OSIT-AE-App-Native-Electron
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

More work on major rewrite version 3. Focus on caching and opening after download.

Browse Source
This commit is contained in:
Scott Idem
2022-03-09 19:05:08 -05:00
parent c0f3f7a8ca
commit f0bf184a4a
2 changed files with 45 additions and 36 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
app/js/app_v3.js
View File

@@ -81,7 +81,7 @@ exports.check_hash_file_cache = async function ({host_file_cache_path, hash}) {
let hash_filename = `${hash}.file`;
let hash_file_cache_path = path.join(host_file_cache_path, hash_filename);
console.log(hash_file_cache_path);
// console.log(hash_file_cache_path);
if (fs.existsSync(hash_file_cache_path)) {
console.log(`Hashed file cache already exists: ${hash_file_cache_path}`);
@@ -102,11 +102,11 @@ exports.download_hash_file_to_cache = async function ({host_file_cache_path, eve
let hash_filename = `${hash}.file`;
let hash_file_cache_path = path.join(host_file_cache_path, hash_filename);
console.log(hash_file_cache_path);
// console.log(hash_file_cache_path);
let download_file_result = await ipcRenderer.invoke('download_file', api_base_url, endpoint, hash_file_cache_path).then((result) => {
console.log('IPC download file process finished');
console.log(result);
// console.log(result);
return true;
});
@@ -128,21 +128,30 @@ exports.open_hash_file_to_temp = async function ({host_file_cache_path, hash, ho
console.log('Open cached hash file after copying to temp directory');
console.log(`Host File Cache Path: ${host_file_cache_path}; Hash: ${hash}; Host File Temp Path: ${host_file_temp_path}; Filename: ${filename}`);
ipcRenderer.invoke('open_hash_file_to_temp', host_file_cache_path, hash, host_file_temp_path, filename).then((result) => {
let open_hash_file_to_temp_result = await ipcRenderer.invoke('open_hash_file_to_temp', host_file_cache_path, hash, host_file_temp_path, filename).then((result) => {
console.log('IPC open hash file to temp finished');
console.log(result);
return false;
return true;
})
// let result = await ipcRenderer.send('open_local_file', host_file_cache_path, hash, host_file_temp_path, filename);
// console.log(result);
// return true;
console.log(open_hash_file_to_temp_result);
console.log('End: open_hash_file_to_temp()');
if (open_hash_file_to_temp_result) {
console.log('File opened successfully');
return true;
} else {
console.log('File was not opened successfully');
return false;
}
}
// Check local file cache and download from server if needed.
// Updated 2022-03-09
// exports.check_file_cache = async function ({host_file_cache_path, event_file_id, hash}) {

60
index.js
View File

@@ -126,7 +126,7 @@ async function download_file(api_base_url, api_endpoint, full_save_path) {
const url = api_endpoint;
let result = await axios({
let download_result = await axios({
method: 'get',
url: url,
responseType: 'stream' /* responseType must be stream */
@@ -135,32 +135,32 @@ async function download_file(api_base_url, api_endpoint, full_save_path) {
// response.data.pipe(fs.createWriteStream(full_save_path));
// return true;
response.data.pipe(fs.createWriteStream(full_save_path));
return true;
// response.data.pipe(fs.createWriteStream(full_save_path));
// return true;
// const writer = fs.createWriteStream(full_save_path);
const writer = fs.createWriteStream(full_save_path);
// console.log('Write stream created');
console.log('Write stream created');
// return new Promise((resolve, reject) => {
// response.data.pipe(writer);
// let error = null;
// writer.on('error', err => {
// console.log('Writer error!');
// error = err;
// console.log(error);
// writer.close();
// reject(err);
// });
// writer.on('close', () => {
// console.log('Writer close!');
// if (!error) {
// resolve(true);
// }
// //no need to call the reject here, as it will have been called in the
// //'error' stream;
// });
// });
return new Promise((resolve, reject) => {
response.data.pipe(writer);
let error = null;
writer.on('error', err => {
console.log('Writer error!');
error = err;
console.log(error);
writer.close();
reject(err);
});
writer.on('close', () => {
console.log('Writer close!');
if (!error) {
resolve(true);
}
//no need to call the reject here, as it will have been called in the
//'error' stream;
});
});
})
.catch(function (error) {
console.log(`Error downloading! Endpoint: ${api_endpoint}`);
@@ -173,10 +173,10 @@ async function download_file(api_base_url, api_endpoint, full_save_path) {
return false; // Returning false since something may have gone wrong. Also more in line with what the API returns.
});
console.log(result);
console.log(download_result);
console.log('End: download_file()');
// return 'Return from download_file()';
return result;
return download_result;
}
@@ -206,7 +206,7 @@ ipcMain.handle('open_hash_file_to_temp', async (event, host_file_cache_path, has
console.log('Hashed file cache exists: '+full_cache_file_path);
console.log('Copying file to temp: '+open_temp_file_path);
try {
fs.copyFileSync(full_cache_file_path, open_temp_file_path);
await fs.copyFileSync(full_cache_file_path, open_temp_file_path);
} catch (error) {
console.error(error);
return false;
@@ -219,7 +219,7 @@ ipcMain.handle('open_hash_file_to_temp', async (event, host_file_cache_path, has
}
try {
shell.openPath(open_temp_file_path);
await shell.openPath(open_temp_file_path);
} catch (error) {
console.error(error);
return false;
@@ -227,6 +227,6 @@ ipcMain.handle('open_hash_file_to_temp', async (event, host_file_cache_path, has
console.log(true);
console.log('End: Electron IPC Main: open_hash_file_to_temp()');
return 'Return from Electron IPC Main open_hash_file_to_temp()';
// return result;
// return 'Return from Electron IPC Main open_hash_file_to_temp()';
return true;
});