package com.zy.crm.manager.utils;

//数字中文大写工具类
public class ChineseNumberUtils {

    private static final String[] CN_NUMERIC = {"零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"};

    private static final String[] CN_CARRY = {"", "拾", "佰", "仟"};

    private static final String[] CN_UNITS = {"", "万", "亿", "兆"};

    private static final String CN_FULL = "整";

    private static final String CN_NEGATIVE = "负";

    public static String numberToChinese(double number) {
        if (number == 0) {
            return CN_NUMERIC[0];
        }

        long temp = (long) (number * 100);
        int numFen = (int) (temp % 10);
        temp = temp / 10;
        int numJiao = (int) (temp % 10);
        temp = temp / 10;
        int[] parts = new int[20];
        int numParts = 0;
        for (int i = 0; temp != 0; i++) {
            int partNum = (int) (temp % 10000);
            parts[i] = partNum;
            temp = temp / 10000;
            numParts++;
        }

        boolean lastIsZero = true;
        String chineseStr = "";
        for (int i = 0; i < numParts; i++) {
            if (parts[i] == 0) {
                lastIsZero = true;
                if (i == numParts - 1) {
                    chineseStr = CN_UNITS[i] + chineseStr;
                }
                continue;
            }
            if (lastIsZero) {
                chineseStr = CN_NUMERIC[0] + chineseStr;
            }
            String partChinese = partTranslate(parts[i]);
            partChinese += CN_UNITS[i];
            chineseStr = partChinese + chineseStr;
            lastIsZero = false;
        }

        if (numFen == 0 && numJiao == 0) {
            chineseStr += CN_FULL;
        } else if (numFen == 0) {
            chineseStr += CN_NUMERIC[numJiao] + "角" + CN_FULL;
        } else {
            if (lastIsZero) {
                chineseStr += CN_NUMERIC[0];
            }
            chineseStr += CN_NUMERIC[numJiao] + "角" + CN_NUMERIC[numFen] + "分";
        }

        return chineseStr;
    }

    private static String partTranslate(int partNum) {
        if (partNum < 0 || partNum > 10000) {
            return "";
        }

        String[] chNum = new String[4];
        int unitPos = 0;
        boolean zero = true;
        while (partNum > 0) {
            int num = partNum % 10;
            if (num == 0) {
                if (!zero) {
                    zero = true;
                    chNum[unitPos++] = CN_NUMERIC[num];
                }
            } else {
                zero = false;
                chNum[unitPos++] = CN_NUMERIC[num] + CN_CARRY[unitPos - 1];
            }
            partNum = partNum / 10;
        }

        StringBuilder strBuf = new StringBuilder();
        boolean hasValue = false;
        for (int i = 0; i < 4; i++) {
            if (chNum[i] != null) {
                if (i > 0 && !hasValue) {
                    strBuf.insert(0, CN_NUMERIC[0]);
                }
                strBuf.insert(0, chNum[i]);
                hasValue = true;
            }
        }

        return strBuf.toString();
    }

    public static void main(String[] args) {
        double number = 123456789.23;
        String chineseNumber = numberToChinese(number);
        System.out.println(chineseNumber);
    }

}