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UpdateUnsuportedBrowsers.js
84 lines (73 loc) · 2.63 KB
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UpdateUnsuportedBrowsers.js
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const fs = require("fs");
db = JSON.parse(fs.readFileSync('db.json'))
function sortNumber(a,b) {
return a - b;
}
function getNumberSequence(versions) {
let cleanVersions = []
versions.forEach((version) => {
let trimmedVersion = version.trim();
let intVersion = parseInt(trimmedVersion);
cleanVersions.push(intVersion);
})
cleanVersions = cleanVersions.filter(function(elem, index, self) {
return index == self.indexOf(elem);
})
cleanVersions = cleanVersions.sort(sortNumber);
//console.log(cleanVersions);
let sequences = [];
var i = 0;
while (i < cleanVersions.length){
var steps = 1
var sequence = [cleanVersions[i]];
while (cleanVersions[i+steps] == cleanVersions[i] + steps) {
sequence.push(cleanVersions[i + steps]);
steps++;
}
sequences.push(sequence);
// console.log("cleanVersions before splice is: ", cleanVersions);
cleanVersions.splice(i, steps);
// console.log("cleanVersions after splice is: ", cleanVersions);
i = 0
}
let final_sequences = [];
// get only first and last element
sequences.forEach((sequence) => {
final_sequences.push([sequence[0], sequence[sequence.length-1]]);
})
// remove duplicates
final_sequences.forEach((sequence, i) => {
final_sequences[i] = sequence.filter(function(elem, index, self) {
return index == self.indexOf(elem);
})
})
for (var i = 0; i < final_sequences.length; i++) {
final_sequences[i] = final_sequences[i].toString().replace(/[^a-zA-Z0-9]/g, '-');
}
//console.log("Final sequences is: ", final_sequences);
return final_sequences;
}
Object.keys(db).forEach((keyword, idx) => {
//console.log("for keyword: ", keyword)
let browsers = db[keyword].unsupported_browsers.split('\n');
browsers.forEach((browser, i) => {
let browserVersions = browser.split(':')
try {
browserVersions[1] = browserVersions[1].split(",");
} catch (err) {
console.log("ERROR:", err);
}
if (browserVersions[1] instanceof Array) {
if (browserVersions[1].length > 1) {
browserVersions[1] = getNumberSequence(browserVersions[1]).join(',');
} else {
// just trim and update
browserVersions[1] = browserVersions[1][0].trim();
}
}
browsers[i] = browserVersions.join(': ');
});
db[keyword].unsupported_browsers = browsers;
})
console.log(db);
fs.writeFileSync('db_updated.json', JSON.stringify(db, null, 2));