decimal_ids.js

/* Copyright (c) 2019 - 2023, Nordic Semiconductor ASA
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*/

const version = require('./package.json').version;
const pathForJson = filename => `${__dirname}/v${version.split('.')[0]}/${filename}.json`;

// Task 1: Fix Company IDs

const companyIdsFile = pathForJson('company_ids')
console.debug(companyIdsFile)

// Regular expression to match hexadecimal values
const hexRegex = /"code"\s*:\s*(0x[0-9a-fA-F]+),*/g;

// Function to convert hexadecimal string to decimal
function hexToDecimal(hex) {
  return parseInt(hex, 16);
}

const fs = require('fs');
const readline = require('readline');

// Readline interface
const readlineInterface = readline.createInterface({
  input: fs.createReadStream(companyIdsFile),
  output: process.stdout,
  terminal: false
});

const processedLines = [];
var modificationsCount = 0

// Read line by line
readlineInterface.on('line', line => {
    try {
      const processedLine = line.replace(hexRegex, (match, hex) => {
        const decimal = hexToDecimal(hex);
        modificationsCount += 1
        console.debug(`Fixed hexadecimal code "${hex}" to decimal "${decimal}" `)
        return `"code": ${decimal},`;
      });
  
      // All lines are added here, whether they matched the regex or not.
      processedLines.push(processedLine)
    } catch (error) {
      console.error('Error processing line:', error);
    }
  });

readlineInterface.on('close', () => {
    const processedContent = processedLines.join('\n');
    console.log(processedContent)

    // Writeback
    fs.writeFile(companyIdsFile, processedContent, 'utf8', err => {
        if (err) {
            console.error('Error writing back to file:', err);
            return;
        }
    });
    console.log(`Hex Company IDs Fix-up completed. ${modificationsCount} IDs modified.`);
});

// Task 2: Fix Appearances values / categories

const appearancesFile = pathForJson('gap_appearance')
const rawData = fs.readFileSync(appearancesFile);
let jsonData = JSON.parse(rawData);

// Helper function to convert hex to decimal for the subcategories
function convertHexToDecimal(subcategories) {
    subcategories.forEach(subcategory => {
        if (subcategory.hasOwnProperty('value')) {
            subcategory.value = parseInt(subcategory.value, 16);
        }
    });
}

// Iterate through the main categories
jsonData.forEach(category => {
    // Convert hex to decimal for the main category
    if (category.hasOwnProperty('category')) {
        category.category = parseInt(category.category, 16);
    }

    // Check if subcategories exist and convert hex to decimal for them
    if (category.hasOwnProperty('subcategory')) {
        convertHexToDecimal(category.subcategory);
    }
});

// Write the updated data back to the file
const updatedData = JSON.stringify(jsonData, null, 2);
fs.writeFileSync(appearancesFile, updatedData);