utility set

dateUtility.js

const DateUtil = {
  thisYear: () => {
    return new Date().getFullYear().toString();
  },
  thisMonth: () => {
    const month = new Date().getMonth() + 1;
    if (month < 10) {
      return "0" + month.toString();
    } else {
      return month.toString();
    }
  },
  allMonths: () => {
    return Array.from(Array(12).keys()).map(i => {
      const month = i + 1;
      let value = "";
      if (month < 10) {
        value = "0" + month.toString();
      } else {
        value = month.toString();
      }

      return {
        label: value,
        value: value
      };
    });
  },
  allWeeks: () => {
    return Array.from(Array(52).keys()).map(i => {
      const week = i + 1;
      let value = week.toString();

      if (week <= 9) {
        value = "0" + value;
      }

      return {
        label: week.toString() + "週",
        value: value
      };
    });
  },
  yearOptionList: () => {
    const options = [];
    const year = new Date().getFullYear();

    for (let index = -1; index < 3; index++) {
      let value = year + index;
      options.push({
        label: `${value}年`,
        value: value
      });
    }
    return options;
  },
  zeroPadding: date => {
    if (date < 10) {
      return "0" + date.toString();
    } else {
      return date.toString();
    }
  }
};

export { DateUtil };

imageUtility.js

import config from "@/config";

const ImagePath = {
  create: name => {
    return `${config.IMAGE_PATH}/${name}`;
  }
};

export { ImagePath };

numberUtility.js

const Number = {
  separateNum: num => {
    if (num !== null) {
      return String(num).replace(/(\d)(?=(\d\d\d)+(?!\d))/g, "$1,");
    } else {
      return 0;
    }
  },
  percentNum: num => {
    if (num !== null) {
      return parseFloat(num).toFixed(1);
    } else {
      return "0.0";
    }
  },
  max: array => {
    return Math.max(...array);
  },
  calcCompressionRatio: (amount, sales, price) => {
    return Math.round((amount / (sales * price) * 100) * 10) / 10.0;
  }
};

export { Number };

stringUtility.js

const String = {
  getUniqueStr: () => {
    var strong = 1000;
    return (
      new Date().getTime().toString(16) +
      Math.floor(strong * Math.random()).toString(16)
    );
  },
  toUpperFirstLetter: str => {
    if (str != null) {
      return str.charAt(0).toUpperCase() + str.substring(1).toLowerCase();
    } else {
      return null;
    }
  }
};

export { String };