export default {
  // 生成随机数
  randomNum({ min, max }, isFloat = false) {
    if (isFloat) return (Math.random() * (max - min) + min).toFixed(2);
    return Math.floor(Math.random() * (max - min + 1) + min);
  },
  getMinmax(type) {
    // : '*' | '.' | '+' | '$'
    let min, max;
    switch (type) {
      case "*":
        min = 30;
        max = 150;
        break;
      case ".":
        min = 60;
        max = 200;
        break;
      case "+":
        min = 20;
        max = 70;
        break;
      case "$":
        min = 1;
        max = 100;
        break;
    }
    return { min, max };
  },
  getRandom(value) {
    value = value.replace(
      "***",
      "" + this.randomNum({ ...this.getMinmax("*") })
    );
    value = value.replace(
      "...",
      "" + this.randomNum({ ...this.getMinmax(".") })
    );
    value = value.replace(
      "+++",
      "" + this.randomNum({ ...this.getMinmax("+") })
    );
    value = value.replace(
      "$$$",
      "" + this.randomNum({ ...this.getMinmax("$") }, true)
    );
    return value;
  },
};