Hackmud: Cleans QRCodes for T2 missions - May work on other things

tekqr

function (context, args) {
    let qrstates = [];
        
    let corruptChars = #fs.scripts.lib().corruption_chars.split('')

    function buildQRPattern() {
        // Convert string to array of characters
        const chars = "<qr missing>".split('');

        // For each character, create a pattern that matches either the original
        // character or any corruption character
        const pattern = chars.map(char => {
            // Escape special regex characters if present
            const escapedChar = char.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
            // Create a character class that includes original char and corruption chars
            return `[${escapedChar}${corruptChars.join('')}]`;
        }).join('');

        return new RegExp(`^${pattern}$`);
    }
    
    let missingPattern = buildQRPattern()
    
    function isCorrupt(char) {
        return corruptChars.includes(char)
    }
    
    function printQRCodes() {
        qrstates.forEach(qr => #D(qr.qr.join('')))
    }
    
    // grab initial state
    let first = args.s.call(args.arg)
    if (first.includes("Shift operation is currently in progress.")) return first
    
    let p = new RegExp('[<>]');
    let invalidChars = new RegExp('^[a-zA-Z0-9`]$')
    first.filter((value, index) => {
        if(missingPattern.test(value) || p.test(value)) return false 
        
        const qr = value.split('').filter(str => !invalidChars.test(str))
        qrstates.push({
            index: index,
            qr: qr,
            corruptedIndexes: qr.reduce((acc,value,index) => {
                if (isCorrupt(qr[index])) acc.push(index)
                return acc
            }, [])
        })
        return true
    })
   
    // iterate until there are no more corrupted characters
    while(qrstates.some(state => state.corruptedIndexes.length > 0)) {
        let res = args.s.call(args.arg)
        qrstates.forEach(state => {
            // get the qr code from our call to the api
            // and strip all unwanted characters. [a-zA-Z0-9`]
            let newCode = res[state.index].split('').filter(str => !invalidChars.test(str))
            // iterate through the corrupted indexes and replace none corrupted chars
            state.corruptedIndexes = state.corruptedIndexes.reduce((acc, value) => {
                if (!isCorrupt(newCode[value]))
                    state.qr[value] = newCode[value]
                else
                    acc.push(value)

                return acc
            }, [])
        })
    }

    printQRCodes()
}