import { readFileSync, readdirSync, writeFileSync } from 'fs';
import { join } from 'path';

const majorVersion = +JSON.parse(
  readFileSync(
    join(__dirname, '../../packages/core/styles/package.json'),
    'utf-8'
  )
).version.split('.')[0];

const COLORS_PATH = join(__dirname, '../../packages/core/styles/src/colors');
const TYPOGRAPHY_PATH = join(
  __dirname,
  '../../packages/core/styles/src/typography'
);
const REACT_COMPONENTS_PATH = join(__dirname, '../../packages/react/');

const colorsFiles = readdirSync(COLORS_PATH).filter(
  (i) => !i.includes('index')
);

const typographyFiles = readdirSync(TYPOGRAPHY_PATH).filter(
  (i) => !(i.includes('index') || !i.includes('.css'))
);

const reactComponents = readdirSync(REACT_COMPONENTS_PATH);

function prefixFile(filePath: string) {
  let fileData = readFileSync(filePath, 'utf-8');

  if (
    !new RegExp(/\.rt-\d+/).test(fileData) &&
    !new RegExp(/ --v\d+/).test(fileData)
  ) {
    // @ts-expect-error: no tsconfig
    fileData = fileData.replaceAll('.rt-', `.rt-${majorVersion}-`);
    // @ts-expect-error: same
    fileData = fileData.replaceAll(' --', ` --v${majorVersion}-`);
    // @ts-expect-error: same
    fileData = fileData.replaceAll('var(--', `var(--v${majorVersion}-`);

    writeFileSync(filePath, fileData);
  }
}

colorsFiles.forEach((fileName) => {
  prefixFile(join(COLORS_PATH, fileName));
});

typographyFiles.forEach((fileName) => {
  prefixFile(join(TYPOGRAPHY_PATH, fileName));
});

reactComponents.forEach((componentName) => {
  try {
    const stylesPath = join(
      REACT_COMPONENTS_PATH,
      componentName,
      'src/lib/styles'
    );
    const styles = readdirSync(stylesPath);
    styles.forEach((s) => {
      if (s.includes('component-')) {
        const filePath = join(stylesPath, s);
        let fileData = readFileSync(filePath, 'utf-8');

        if (
          !new RegExp(/var\(--v\d+\)/).test(fileData) &&
          !new RegExp(/var\([\r\n\s]*--v\d+/g).test(fileData)
        ) {
          // @ts-expect-error: same
          fileData = fileData.replaceAll(
            new RegExp(/var\([\r\n\s]*--/g),
            `var(--v${majorVersion}-`
          );
          writeFileSync(filePath, fileData);
        }
      }
    });
  } catch (e) {
    console.log(`${e}`);
  }
});