"use strict";

exports.__esModule = true;
exports.default = void 0;
var DEFAULT_RAW = {
  colon: ': ',
  indent: '    ',
  beforeDecl: '\n',
  beforeRule: '\n',
  beforeOpen: ' ',
  beforeClose: '\n',
  beforeComment: '\n',
  after: '\n',
  emptyBody: '',
  commentLeft: ' ',
  commentRight: ' ',
  semicolon: false
};

function capitalize(str) {
  return str[0].toUpperCase() + str.slice(1);
}

var Stringifier =
/*#__PURE__*/
function () {
  function Stringifier(builder) {
    this.builder = builder;
  }

  var _proto = Stringifier.prototype;

  _proto.stringify = function stringify(node, semicolon) {
    this[node.type](node, semicolon);
  };

  _proto.root = function root(node) {
    this.body(node);
    if (node.raws.after) this.builder(node.raws.after);
  };

  _proto.comment = function comment(node) {
    var left = this.raw(node, 'left', 'commentLeft');
    var right = this.raw(node, 'right', 'commentRight');
    this.builder('/*' + left + node.text + right + '*/', node);
  };

  _proto.decl = function decl(node, semicolon) {
    var between = this.raw(node, 'between', 'colon');
    var string = node.prop + between + this.rawValue(node, 'value');

    if (node.important) {
      string += node.raws.important || ' !important';
    }

    if (semicolon) string += ';';
    this.builder(string, node);
  };

  _proto.rule = function rule(node) {
    this.block(node, this.rawValue(node, 'selector'));

    if (node.raws.ownSemicolon) {
      this.builder(node.raws.ownSemicolon, node, 'end');
    }
  };

  _proto.atrule = function atrule(node, semicolon) {
    var name = '@' + node.name;
    var params = node.params ? this.rawValue(node, 'params') : '';

    if (typeof node.raws.afterName !== 'undefined') {
      name += node.raws.afterName;
    } else if (params) {
      name += ' ';
    }

    if (node.nodes) {
      this.block(node, name + params);
    } else {
      var end = (node.raws.between || '') + (semicolon ? ';' : '');
      this.builder(name + params + end, node);
    }
  };

  _proto.body = function body(node) {
    var last = node.nodes.length - 1;

    while (last > 0) {
      if (node.nodes[last].type !== 'comment') break;
      last -= 1;
    }

    var semicolon = this.raw(node, 'semicolon');

    for (var i = 0; i < node.nodes.length; i++) {
      var child = node.nodes[i];
      var before = this.raw(child, 'before');
      if (before) this.builder(before);
      this.stringify(child, last !== i || semicolon);
    }
  };

  _proto.block = function block(node, start) {
    var between = this.raw(node, 'between', 'beforeOpen');
    this.builder(start + between + '{', node, 'start');
    var after;

    if (node.nodes && node.nodes.length) {
      this.body(node);
      after = this.raw(node, 'after');
    } else {
      after = this.raw(node, 'after', 'emptyBody');
    }

    if (after) this.builder(after);
    this.builder('}', node, 'end');
  };

  _proto.raw = function raw(node, own, detect) {
    var value;
    if (!detect) detect = own; // Already had

    if (own) {
      value = node.raws[own];
      if (typeof value !== 'undefined') return value;
    }

    var parent = node.parent; // Hack for first rule in CSS

    if (detect === 'before') {
      if (!parent || parent.type === 'root' && parent.first === node) {
        return '';
      }
    } // Floating child without parent


    if (!parent) return DEFAULT_RAW[detect]; // Detect style by other nodes

    var root = node.root();
    if (!root.rawCache) root.rawCache = {};

    if (typeof root.rawCache[detect] !== 'undefined') {
      return root.rawCache[detect];
    }

    if (detect === 'before' || detect === 'after') {
      return this.beforeAfter(node, detect);
    } else {
      var method = 'raw' + capitalize(detect);

      if (this[method]) {
        value = this[method](root, node);
      } else {
        root.walk(function (i) {
          value = i.raws[own];
          if (typeof value !== 'undefined') return false;
        });
      }
    }

    if (typeof value === 'undefined') value = DEFAULT_RAW[detect];
    root.rawCache[detect] = value;
    return value;
  };

  _proto.rawSemicolon = function rawSemicolon(root) {
    var value;
    root.walk(function (i) {
      if (i.nodes && i.nodes.length && i.last.type === 'decl') {
        value = i.raws.semicolon;
        if (typeof value !== 'undefined') return false;
      }
    });
    return value;
  };

  _proto.rawEmptyBody = function rawEmptyBody(root) {
    var value;
    root.walk(function (i) {
      if (i.nodes && i.nodes.length === 0) {
        value = i.raws.after;
        if (typeof value !== 'undefined') return false;
      }
    });
    return value;
  };

  _proto.rawIndent = function rawIndent(root) {
    if (root.raws.indent) return root.raws.indent;
    var value;
    root.walk(function (i) {
      var p = i.parent;

      if (p && p !== root && p.parent && p.parent === root) {
        if (typeof i.raws.before !== 'undefined') {
          var parts = i.raws.before.split('\n');
          value = parts[parts.length - 1];
          value = value.replace(/[^\s]/g, '');
          return false;
        }
      }
    });
    return value;
  };

  _proto.rawBeforeComment = function rawBeforeComment(root, node) {
    var value;
    root.walkComments(function (i) {
      if (typeof i.raws.before !== 'undefined') {
        value = i.raws.before;

        if (value.indexOf('\n') !== -1) {
          value = value.replace(/[^\n]+$/, '');
        }

        return false;
      }
    });

    if (typeof value === 'undefined') {
      value = this.raw(node, null, 'beforeDecl');
    } else if (value) {
      value = value.replace(/[^\s]/g, '');
    }

    return value;
  };

  _proto.rawBeforeDecl = function rawBeforeDecl(root, node) {
    var value;
    root.walkDecls(function (i) {
      if (typeof i.raws.before !== 'undefined') {
        value = i.raws.before;

        if (value.indexOf('\n') !== -1) {
          value = value.replace(/[^\n]+$/, '');
        }

        return false;
      }
    });

    if (typeof value === 'undefined') {
      value = this.raw(node, null, 'beforeRule');
    } else if (value) {
      value = value.replace(/[^\s]/g, '');
    }

    return value;
  };

  _proto.rawBeforeRule = function rawBeforeRule(root) {
    var value;
    root.walk(function (i) {
      if (i.nodes && (i.parent !== root || root.first !== i)) {
        if (typeof i.raws.before !== 'undefined') {
          value = i.raws.before;

          if (value.indexOf('\n') !== -1) {
            value = value.replace(/[^\n]+$/, '');
          }

          return false;
        }
      }
    });
    if (value) value = value.replace(/[^\s]/g, '');
    return value;
  };

  _proto.rawBeforeClose = function rawBeforeClose(root) {
    var value;
    root.walk(function (i) {
      if (i.nodes && i.nodes.length > 0) {
        if (typeof i.raws.after !== 'undefined') {
          value = i.raws.after;

          if (value.indexOf('\n') !== -1) {
            value = value.replace(/[^\n]+$/, '');
          }

          return false;
        }
      }
    });
    if (value) value = value.replace(/[^\s]/g, '');
    return value;
  };

  _proto.rawBeforeOpen = function rawBeforeOpen(root) {
    var value;
    root.walk(function (i) {
      if (i.type !== 'decl') {
        value = i.raws.between;
        if (typeof value !== 'undefined') return false;
      }
    });
    return value;
  };

  _proto.rawColon = function rawColon(root) {
    var value;
    root.walkDecls(function (i) {
      if (typeof i.raws.between !== 'undefined') {
        value = i.raws.between.replace(/[^\s:]/g, '');
        return false;
      }
    });
    return value;
  };

  _proto.beforeAfter = function beforeAfter(node, detect) {
    var value;

    if (node.type === 'decl') {
      value = this.raw(node, null, 'beforeDecl');
    } else if (node.type === 'comment') {
      value = this.raw(node, null, 'beforeComment');
    } else if (detect === 'before') {
      value = this.raw(node, null, 'beforeRule');
    } else {
      value = this.raw(node, null, 'beforeClose');
    }

    var buf = node.parent;
    var depth = 0;

    while (buf && buf.type !== 'root') {
      depth += 1;
      buf = buf.parent;
    }

    if (value.indexOf('\n') !== -1) {
      var indent = this.raw(node, null, 'indent');

      if (indent.length) {
        for (var step = 0; step < depth; step++) {
          value += indent;
        }
      }
    }

    return value;
  };

  _proto.rawValue = function rawValue(node, prop) {
    var value = node[prop];
    var raw = node.raws[prop];

    if (raw && raw.value === value) {
      return raw.raw;
    }

    return value;
  };

  return Stringifier;
}();

var _default = Stringifier;
exports.default = _default;
module.exports = exports.default;
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