// autocorrect: false
use super::*;
use pest::Parser as P;
use pest_derive::Parser;

#[derive(Parser)]
#[grammar = "../grammar/javascript.pest"]
struct JavaScriptParser;

#[allow(dead_code)]
pub fn format_javascript(text: &str) -> code::FormatResult {
  let pairs = JavaScriptParser::parse(Rule::item, text);
  let text = code::FormatResult::new(text);
  return code::format_pairs(text, pairs);
}

#[allow(dead_code)]
pub fn lint_javascript(text: &str) -> code::LintResult {
  let pairs = JavaScriptParser::parse(Rule::item, text);
  let text = code::LintResult::new(text);
  return code::format_pairs(text, pairs);
}

#[cfg(test)]
mod tests {
  use super::*;

  #[test]
  fn it_format_javascript() {
    let example = r###"
// 第1行注释
// 第2行注释
function helloWorld(a) {
  const a = '第1个';
  const b = "第2个" + "第3个";
  const re = /包含#regexp测试/;
  const re1 = new RegExp("RegExp不处理");
  const re2 = new RegExp('不处理RegExp');
  const str_literal = `这个${foo}不会处理`;

  /**
   * Hello你好
   * 这是第2行
   */
  const c = `这是string第1行
  这是string第2行`;

  // autocorrect-disable
  const disable_1 = "这行将会disable掉";
  const disable_2 = "这行将也会disable掉";
  // autocorrect-enable

  return <>
    <div className="react-name">
        <List renderItem={(item) => (
          <Item className="list-item">
            <span>nested项</span>
            <span>{item}</span>
          </Item>
        )} />
        <h1>Hello你好<strong>你好foo世界</strong></h1>
        外部HTML结果
        <div>{ a && t("这里string也要处理")}</div>
    </div>
  </>
}
"###;

    let expect = r###"
// 第 1 行注释
// 第 2 行注释
function helloWorld(a) {
  const a = '第 1 个';
  const b = "第 2 个" + "第 3 个";
  const re = /包含#regexp测试/;
  const re1 = new RegExp("RegExp不处理");
  const re2 = new RegExp('不处理RegExp');
  const str_literal = `这个${foo}不会处理`;

  /**
   * Hello 你好
   * 这是第 2 行
   */
  const c = `这是 string 第 1 行
  这是 string 第 2 行`;

  // autocorrect-disable
  const disable_1 = "这行将会disable掉";
  const disable_2 = "这行将也会disable掉";
  // autocorrect-enable

  return <>
    <div className="react-name">
        <List renderItem={(item) => (
          <Item className="list-item">
            <span>nested 项</span>
            <span>{item}</span>
          </Item>
        )} />
        <h1>Hello 你好<strong>你好 foo 世界</strong></h1>
        外部 HTML 结果
        <div>{ a && t("这里 string 也要处理")}</div>
    </div>
  </>
}
"###;

    assert_eq!(expect, format_javascript(example).to_string());
  }

  macro_rules! assert_json_eq {
    ($expected:expr, $actual:expr) => {{
      let expected = $expected;
      let actual = $actual;

      let expect_json = serde_json::from_str(expected).unwrap_or(serde_json::Value::default());
      let result = serde_json::from_str(actual.as_str()).unwrap_or(serde_json::Value::default());
      pretty_assertions::assert_eq!(expect_json, result);
    }};
  }

  #[test]
  fn it_format_javascript_without_any_string() {
    let example = r###"
        function helloWorld(a) {
            const a = "";
            return <div className="tags">
               {tags.map(tag => <Tag color="orange"><Icon name="label" /> {tag.name}</Tag>)}
            </div>;
        }
        "###;

    let expect = r###"
        function helloWorld(a) {
            const a = "";
            return <div className="tags">
               {tags.map(tag => <Tag color="orange"><Icon name="label" /> {tag.name}</Tag>)}
            </div>;
        }
        "###;

    assert_eq!(expect, format_javascript(example).to_string());
  }

  #[test]
  fn it_lint_javascript() {
    let example = r###"
    /**
    * Hello你好
    * 这是第2行
    */
    function application() {
      let example = "这是single line单行注释";
      console.log(`这是string第1行
      这是string第2行
      `)

      // autocorrect-disable
      const disable_1 = "这行将会disable掉";
      const disable_2 = "这行将也会disable掉";
      // autocorrect-enable

      const c = "这是string第3行";
    }
    "###;

    let expect = r###"
        {
            "filepath":"",
            "lines":[
                {"c":5,"l":3,"new":"* Hello 你好","old":"* Hello你好"},
                {"c":5,"l":4,"new":"* 这是第 2 行","old":"* 这是第2行"},
                {"c":21,"l":7,"new":"\"这是 single line 单行注释\"","old":"\"这是single line单行注释\""},
                {"c":19,"l":8,"new":"`这是 string 第 1 行","old":"`这是string第1行"},
                {"c":7,"l":9,"new":"这是 string 第 2 行","old":"这是string第2行"},
                {"c":17,"l":17,"new":"\"这是 string 第 3 行\"","old":"\"这是string第3行\""}
            ],
            "error": ""
        }
    "###;

    assert_json_eq!(expect, lint_javascript(example).to_json());
    assert_json_eq!(expect, lint_javascript(example).to_json_pretty());
  }
}