"use strict";

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

function _plugin() {
  const data = require("@parcel/plugin");

  _plugin = function () {
    return data;
  };

  return data;
}

function _path() {
  const data = _interopRequireDefault(require("path"));

  _path = function () {
    return data;
  };

  return data;
}

function _posthtml() {
  const data = _interopRequireDefault(require("posthtml"));

  _posthtml = function () {
    return data;
  };

  return data;
}

function _posthtmlParser() {
  const data = require("posthtml-parser");

  _posthtmlParser = function () {
    return data;
  };

  return data;
}

function _posthtmlRender() {
  const data = require("posthtml-render");

  _posthtmlRender = function () {
    return data;
  };

  return data;
}

function _nullthrows() {
  const data = _interopRequireDefault(require("nullthrows"));

  _nullthrows = function () {
    return data;
  };

  return data;
}

function _semver() {
  const data = _interopRequireDefault(require("semver"));

  _semver = function () {
    return data;
  };

  return data;
}

function _utils() {
  const data = require("@parcel/utils");

  _utils = function () {
    return data;
  };

  return data;
}

var _loadPlugins = _interopRequireDefault(require("./loadPlugins"));

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

var _default = new (_plugin().Transformer)({
  async loadConfig({
    config,
    options,
    logger
  }) {
    let configFile = await config.getConfig(['.posthtmlrc', '.posthtmlrc.js', 'posthtml.config.js'], {
      packageKey: 'posthtml'
    });

    if (configFile) {
      let isJavascript = _path().default.extname(configFile.filePath) === '.js';

      if (isJavascript) {
        // We have to invalidate on startup in case the config is non-deterministic,
        // e.g. using unknown environment variables, reading from the filesystem, etc.
        logger.warn({
          message: 'WARNING: Using a JavaScript PostHTML config file means losing out on caching features of Parcel. Use a .posthtmlrc (JSON) file whenever possible.'
        });
        config.invalidateOnStartup(); // Also add the config as a dev dependency so we attempt to reload in watch mode.

        config.addDevDependency({
          specifier: (0, _utils().relativePath)(_path().default.dirname(config.searchPath), configFile.filePath),
          resolveFrom: config.searchPath
        });
      } // Load plugins. This must be done before adding dev dependencies so we auto install.


      let plugins = await (0, _loadPlugins.default)(configFile.contents.plugins, config.searchPath, options); // Now add dev dependencies so we invalidate when they change.

      let pluginArray = Array.isArray(configFile.contents.plugins) ? configFile.contents.plugins : Object.keys(configFile.contents.plugins);

      for (let p of pluginArray) {
        if (typeof p === 'string') {
          config.addDevDependency({
            specifier: p,
            resolveFrom: configFile.filePath
          });
        }
      }

      configFile.contents.plugins = plugins; // tells posthtml that we have already called parse

      configFile.contents.skipParse = true;
      delete configFile.contents.render;
      return configFile.contents;
    }
  },

  canReuseAST({
    ast
  }) {
    return ast.type === 'posthtml' && _semver().default.satisfies(ast.version, '^0.4.0');
  },

  async parse({
    asset,
    config
  }) {
    // if we don't have a config it is posthtml is not configure, don't parse
    if (!config) {
      return;
    }

    return {
      type: 'posthtml',
      version: '0.4.1',
      program: (0, _posthtmlParser().parser)(await asset.getCode(), {
        lowerCaseAttributeNames: true,
        sourceLocations: true,
        xmlMode: asset.type === 'xhtml'
      })
    };
  },

  async transform({
    asset,
    config
  }) {
    if (!config) {
      return [asset];
    }

    let ast = (0, _nullthrows().default)(await asset.getAST());
    let res = await (0, _posthtml().default)(config.plugins).process(ast.program, { ...config,
      plugins: config.plugins
    });

    if (res.messages) {
      await Promise.all(res.messages.map(({
        type,
        file: filePath
      }) => {
        if (type === 'dependency') {
          return asset.invalidateOnFileChange(filePath);
        }

        return Promise.resolve();
      }));
    }

    asset.setAST({
      type: 'posthtml',
      version: '0.4.1',
      program: JSON.parse(JSON.stringify(res.tree)) // posthtml adds functions to the AST that are not serializable

    });
    return [asset];
  },

  generate({
    ast,
    asset
  }) {
    return {
      content: (0, _posthtmlRender().render)(ast.program, {
        closingSingleTag: asset.type === 'xhtml' ? 'slash' : undefined
      })
    };
  }

});

exports.default = _default;