'use strict'

const getDocsUrl = require('./lib/get-docs-url')

module.exports = {
  meta: {
    docs: {
      url: getDocsUrl('param-names')
    },
    fixable: 'code'
  },
  create(context) {
    return {
      NewExpression(node) {
        if (node.callee.name === 'Promise' && node.arguments.length === 1) {
          const params = node.arguments[0].params

          if (!params || !params.length) {
            return
          }

          if (
            params[0].name !== 'resolve' ||
            (params[1] && params[1].name !== 'reject')
          ) {
            context.report({
              node,
              message:
                'Promise constructor parameters must be named resolve, reject',
              fix(fixer) {
                return [
                  fixer.replaceText(params[0], 'resolve'),
                  params[1] && fixer.replaceText(params[1], 'reject')
                ].filter(Boolean)
              }
            })
          }
        }
      }
    }
  }
}