/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import {
  parseScript
} from './parser'

module.exports = function (source, map) {
  this.cacheable && this.cacheable()

  const callback = this.async()

  parseScript(source)
    .then(({
      parsed
    }) => {
      let requireList = parsed.match(/require\([^()]+?\)/g)

      if (requireList && requireList.length > 0) {
        requireList = requireList.filter(str => {
          if (str.indexOf('@weex-module') > 0) {
            parsed = parsed.replace(str, str.replace('require', '__weex_require__'))
            return true
          }
          return false
        }).join('\n')
      }

      let result = `module.exports = function(module, exports, __weex_require__){${parsed}}`
      result += '\n/* generated by weex-loader */\n'
      callback(null, result, map)
    }).catch(e => {
      callback(e, '')
    })
}