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improve filters error handling

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buzzcode2007 2024-04-03 10:15:14 +08:00
parent 1ce691bec6
commit cd788b8e32
1 changed files with 106 additions and 117 deletions
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223
scripts/filters.js
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@ -3,145 +3,134 @@ Manage filters.
*/ */
export default class filters { export default class filters {
constructor() { constructor() {
this.all = async () => { this.all = async () => {
// Import the updater. // Import the updater.
const secretariat = await import( const secretariat = await import(
chrome.runtime.getURL("scripts/secretariat.js") chrome.runtime.getURL("scripts/secretariat.js")
); );
return secretariat.read(`filters`, -1).then((filters) => { return secretariat.read(`filters`, -1).then((filters) => {
return filters; return filters;
}); });
}; };
} }
/* Select the most appropriate filter based on a URL. /* Select the most appropriate filter based on a URL.
@param {string} URL the current URL @param {string} URL the current URL
*/ */
async select(URL = window.location.href) { async select(URL = window.location.href) {
this.one = await (async () => { this.one = await (async () => {
// Import the secretariat. // Import the secretariat.
const secretariat = await import( const secretariat = await import(
chrome.runtime.getURL("scripts/secretariat.js") chrome.runtime.getURL("scripts/secretariat.js")
); );
// Get the filters. // Get the filters.
let filter = await secretariat.read(`filters`, -1, { let filter = await secretariat.read(`filters`, -1, {
field: "URL", field: "URL",
"test value": URL, "test value": URL,
}); });
// If there are filters, then filter the URL. // If there are filters, then filter the URL.
return filter; return filter;
})(); })();
return this.one; return this.one;
} }
/* Update all filters or just one. /* Update all filters or just one.
@param {string} URL the URL to update @param {string} URL the URL to update
@return {boolean} the state @return {boolean} the state
*/ */
async update(URL) { async update(URL) {
// Import the updater. // Import the updater.
const secretariat = await import( const secretariat = await import(
chrome.runtime.getURL("scripts/secretariat.js") chrome.runtime.getURL("scripts/secretariat.js")
); );
const net = await import(chrome.runtime.getURL("scripts/net.js")); const net = await import(chrome.runtime.getURL("scripts/net.js"));
const texts = (await import(chrome.runtime.getURL("gui/scripts/read.js"))) const texts = (await import(chrome.runtime.getURL("gui/scripts/read.js")))
.default; .default;
const alerts = ( const alerts = (
await import(chrome.runtime.getURL("gui/scripts/alerts.js")) await import(chrome.runtime.getURL("gui/scripts/alerts.js"))
).default; ).default;
// Apparently, JS doesn't have a native queueing system, but it might best work here. // Apparently, JS doesn't have a native queueing system, but it might best work here.
class Queue { class Queue {
constructor() { constructor() {
this.elements = []; this.elements = [];
} }
enqueue(element) { enqueue(element) {
this.elements.push(element); this.elements.push(element);
} }
dequeue() { dequeue() {
return this.elements.shift(); return this.elements.shift();
} }
isEmpty() { isEmpty() {
return this.elements.length <= 0; return this.elements.length <= 0;
} }
} }
// Create a queue of the filters. // Create a queue of the filters.
let filters = new Queue(); let filters = new Queue();
if (URL) { if (URL) {
// Check if the URL is in a valid protocol // Check if the URL is in a valid protocol
if (URL.includes(`://`)) { if (URL.includes(`://`)) {
// Append that to the queue. // Append that to the queue.
filters.enqueue(URL); filters.enqueue(URL);
} }
} else { } else {
// Add every item to the queue based on what was loaded first. // Add every item to the queue based on what was loaded first.
if ((await Promise.all([secretariat.read(`filters`, -1)]))[0]) { if ((await Promise.all([secretariat.read(`filters`, -1)]))[0]) {
Object.keys( Object.keys(
(await Promise.all([secretariat.read(`filters`, -1)]))[0], (await Promise.all([secretariat.read(`filters`, -1)]))[0],
).every((filter_URL) => { ).every((filter_URL) => {
if (filter_URL.includes(`://`)) { if (filter_URL.includes(`://`)) {
filters.enqueue(filter_URL); filters.enqueue(filter_URL);
} }
}); });
} }
} }
if (!filters.isEmpty()) { if (!filters.isEmpty()) {
while (!filters.isEmpty()) { while (!filters.isEmpty()) {
let filter_URL = filters.dequeue(); let filter_URL = filters.dequeue();
// Inform the user of download state. // Inform the user of download state.
alerts.log( alerts.log(
texts.localized(`settings_filters_update_status`, null, [filter_URL]), texts.localized(`settings_filters_update_status`, null, [filter_URL]),
); );
// Create promise of downloading. // Create promise of downloading.
let filter_download = net.download(filter_URL, `JSON`); let filter_download = net.download(filter_URL, `JSON`, false, true);
filter_download filter_download
.then((result) => { .then((result) => {
// Only work when the filter is valid. // Only work when the filter is valid.
if (result) { if (result) {
// Write the filter to storage. // Write the filter to storage.
secretariat.write(["filters", filter_URL], result, -1); secretariat.write(["filters", filter_URL], result, -1);
alerts.log( alerts.log(texts.localized(`settings_filters_update_status_complete`,null,[filter_URL]));
texts.localized( }
`settings_filters_update_status_complete`, })
null, .catch((error) => {
[filter_URL], // Inform the user of the download failure.
), alerts.error(error.name, texts.localized(`settings_filters_update_status_failure`, null, [error.name, filter_URL]), error.stack);
); });
} }
}) } else {
.catch((error) => { // Inform the user of the download being unnecessary.
// Inform the user of the download failure. alerts.warn(texts.localized(`settings_filters_update_stop`));
alerts.error( }
texts.localized(`settings_filters_update_status_failure`, null, [
error,
filter_URL,
]),
);
});
}
} else {
// Inform the user of the download being unnecessary.
alerts.warn(texts.localized(`settings_filters_update_stop`));
}
// Regardless of the download result, update will also mean setting the filters object to whatever is in storage. // Regardless of the download result, update will also mean setting the filters object to whatever is in storage.
this.all = await secretariat.read(`filters`, -1); this.all = await secretariat.read(`filters`, -1);
return this.all; return this.all;
} }
} }