"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _path = _interopRequireDefault(require("path"));

var _fs = _interopRequireDefault(require("fs"));

var _options = require("../utils/options");

var _getName = _interopRequireDefault(require("../utils/getName"));

var _prefixDigit = _interopRequireDefault(require("../utils/prefixDigit"));

var _hash = _interopRequireDefault(require("../utils/hash"));

var _detectors = require("../utils/detectors");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

const addConfig = t => (path, displayName, componentId) => {
  if (!displayName && !componentId) {
    return;
  }

  const withConfigProps = [];

  if (displayName) {
    withConfigProps.push(t.objectProperty(t.identifier('displayName'), t.stringLiteral(displayName)));
  }

  if (componentId) {
    withConfigProps.push(t.objectProperty(t.identifier('componentId'), t.stringLiteral(componentId)));
  }

  if (path.node.tag) {
    // Replace x`...` with x.withConfig({ })`...`
    path.node.tag = t.callExpression(t.memberExpression(path.node.tag, t.identifier('withConfig')), [t.objectExpression(withConfigProps)]);
  } else {
    path.replaceWith(t.callExpression(t.callExpression(t.memberExpression(path.node.callee, t.identifier('withConfig')), [t.objectExpression(withConfigProps)]), path.node.arguments));
  }
};

const getBlockName = file => {
  const name = _path.default.basename(file.opts.filename, _path.default.extname(file.opts.filename));

  return name !== 'index' ? name : _path.default.basename(_path.default.dirname(file.opts.filename));
};

const getDisplayName = t => (path, state) => {
  const {
    file
  } = state;
  const componentName = (0, _getName.default)(t)(path);

  if (file) {
    const blockName = getBlockName(file);

    if (blockName === componentName) {
      return componentName;
    }

    return componentName ? `${(0, _prefixDigit.default)(blockName)}__${componentName}` : (0, _prefixDigit.default)(blockName);
  } else {
    return componentName;
  }
};

const findModuleRoot = filename => {
  if (!filename) {
    return null;
  }

  let dir = _path.default.dirname(filename);

  if (_fs.default.existsSync(_path.default.join(dir, 'package.json'))) {
    return dir;
  } else if (dir !== filename) {
    return findModuleRoot(dir);
  } else {
    return null;
  }
};

const FILE_HASH = 'styled-components-file-hash';
const COMPONENT_POSITION = 'styled-components-component-position';
const separatorRegExp = new RegExp(`\\${_path.default.sep}`, 'g');

const getFileHash = state => {
  const {
    file
  } = state; // hash calculation is costly due to fs operations, so we'll cache it per file.

  if (file.get(FILE_HASH)) {
    return file.get(FILE_HASH);
  }

  const filename = file.opts.filename; // find module root directory

  const moduleRoot = findModuleRoot(filename);

  const filePath = moduleRoot && _path.default.relative(moduleRoot, filename).replace(separatorRegExp, '/');

  const moduleName = moduleRoot && JSON.parse(_fs.default.readFileSync(_path.default.join(moduleRoot, 'package.json'))).name;
  const code = file.code;
  const stuffToHash = [moduleName];

  if (filePath) {
    stuffToHash.push(filePath);
  } else {
    stuffToHash.push(code);
  }

  const fileHash = (0, _hash.default)(stuffToHash.join(''));
  file.set(FILE_HASH, fileHash);
  return fileHash;
};

const getNextId = state => {
  const id = state.file.get(COMPONENT_POSITION) || 0;
  state.file.set(COMPONENT_POSITION, id + 1);
  return id;
};

const getComponentId = state => {
  // Prefix the identifier with a character because CSS classes cannot start with a number
  return `${(0, _prefixDigit.default)(getFileHash(state))}-${getNextId(state)}`;
};

var _default = t => (path, state) => {// if (
  //   path.node.tag
  //     ? isStyled(t)(path.node.tag, state)
  //     : isStyled(t)(path.node.callee, state) &&
  //       path.node.callee.property &&
  //       path.node.callee.property.name !== 'withConfig'
  // ) {
  //   const displayName =
  //     useDisplayName(state) &&
  //     getDisplayName(t)(path, useFileName(state) && state)
  //   addConfig(t)(
  //     path,
  //     displayName && displayName.replace(/[^_a-zA-Z0-9-]/g, ''),
  //     useSSR(state) && getComponentId(state)
  //   )
  // }
};

exports.default = _default;