ngx-thaibahtpipe
Version:
Angular pipe that transforms number into Thai words
139 lines • 12.6 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { Pipe } from '@angular/core';
export class ThaiBahtPipe {
constructor() {
this.thaiNum = ['ศูนย์', 'หนึ่ง', 'สอง', 'สาม', 'สี่', 'ห้า', 'หก', 'เจ็ด', 'แปด', 'เก้า'];
this.thaiUnit = ['', 'สิบ', 'ร้อย', 'พัน', 'หมื่น', 'แสน', 'ล้าน'];
}
/**
* @param {?} value
* @param {?=} args
* @return {?}
*/
transform(value, args) {
if (isNaN(value) || value === null) {
return value;
}
/** @type {?} */
const splitArray = parseFloat(value).toFixed(2).toString().split('.');
/** @type {?} */
const bahtArray = splitArray[0].replace('-', '')
.split('')
.reverse()
.map((/**
* @param {?} val
* @return {?}
*/
(val) => parseInt(val, 10)));
/** @type {?} */
const resultBahtArray = [];
resultBahtArray.push('บาท');
/** @type {?} */
const resultBaht = this.transformArray(bahtArray);
resultBahtArray.push(resultBaht.reverse().join(''));
if (splitArray[1] === undefined || splitArray[1] === '00') {
return resultBahtArray.reverse().join('') + 'ถ้วน';
}
/** @type {?} */
const satangArray = splitArray[1].replace('-', '')
.split('')
.reverse()
.map((/**
* @param {?} val
* @return {?}
*/
(val) => parseInt(val, 10)));
/** @type {?} */
const resultSatangArray = [];
resultSatangArray.push('สตางค์');
/** @type {?} */
const resultSatang = this.transformArray(satangArray).join('');
resultSatangArray.push(resultSatang);
return resultBahtArray.reverse().join('') + resultSatangArray.reverse().join('');
}
/**
* @private
* @param {?} array
* @return {?}
*/
transformArray(array) {
return this.chunkArray(array, 6).map((/**
* @param {?} chunk
* @param {?} chunkIndex
* @return {?}
*/
(chunk, chunkIndex) => {
/** @type {?} */
const chunkResult = [];
if (chunkIndex > 0) {
chunkResult.push('ล้าน');
}
chunk.forEach((/**
* @param {?} num
* @param {?} index
* @return {?}
*/
(num, index) => {
if (num === 0 && chunk[index + 1] !== undefined) {
return;
}
if (num === 1 && index === 0 && chunk.length === 2 && chunk[1] === 0) {
chunkResult.push('หนึ่ง');
return;
}
if (num === 1 && index === 0 && chunk.length > 1) {
chunkResult.push('เอ็ด');
return;
}
if (num === 1 && index === 1) {
chunkResult.push(this.thaiUnit[index]);
return;
}
if (num === 2 && index === 1) {
chunkResult.push('ยี่' + this.thaiUnit[index]);
return;
}
if (num === 0 && index !== 0) {
return;
}
chunkResult.push(this.thaiNum[num] + this.thaiUnit[index]);
}));
return chunkResult.reverse().join('');
}));
}
/**
* @private
* @param {?} array
* @param {?} size
* @return {?}
*/
chunkArray(array, size) {
/** @type {?} */
const results = [];
while (array.length) {
results.push(array.splice(0, size));
}
return results;
}
}
ThaiBahtPipe.decorators = [
{ type: Pipe, args: [{
name: 'thaibaht'
},] }
];
if (false) {
/**
* @type {?}
* @private
*/
ThaiBahtPipe.prototype.thaiNum;
/**
* @type {?}
* @private
*/
ThaiBahtPipe.prototype.thaiUnit;
}
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}\n\n    const splitArray = parseFloat(value).toFixed(2).toString().split('.');\n    const bahtArray = splitArray[0].replace('-', '')\n      .split('')\n      .reverse()\n      .map((val: string) => parseInt(val, 10));\n\n    const resultBahtArray = [];\n\n    resultBahtArray.push('บาท');\n    const resultBaht = this.transformArray(bahtArray);\n    resultBahtArray.push(resultBaht.reverse().join(''));\n\n    if (splitArray[1] === undefined || splitArray[1] === '00') {\n      return resultBahtArray.reverse().join('') + 'ถ้วน';\n    }\n\n    const satangArray = splitArray[1].replace('-', '')\n      .split('')\n      .reverse()\n      .map((val: string) => parseInt(val, 10));\n\n    const resultSatangArray = [];\n\n    resultSatangArray.push('สตางค์');\n    const resultSatang = this.transformArray(satangArray).join('');\n    resultSatangArray.push(resultSatang);\n\n    return resultBahtArray.reverse().join('') + resultSatangArray.reverse().join('');\n  }\n\n  private transformArray(array: any[]) {\n    return this.chunkArray(array, 6).map((chunk, chunkIndex) => {\n      const chunkResult = [];\n\n      if (chunkIndex > 0) {\n        chunkResult.push('ล้าน');\n      }\n\n      chunk.forEach((num: number, index: number) => {\n        if (num === 0 && chunk[index + 1] !== undefined) {\n          return;\n        }\n\n        if (num === 1 && index === 0 && chunk.length === 2 && chunk[1] === 0) {\n          chunkResult.push('หนึ่ง');\n          return;\n        }\n\n        if (num === 1 && index === 0 && chunk.length > 1) {\n          chunkResult.push('เอ็ด');\n          return;\n        }\n\n        if (num === 1 && index === 1) {\n          chunkResult.push(this.thaiUnit[index]);\n          return;\n        }\n\n        if (num === 2 && index === 1) {\n          chunkResult.push('ยี่' + this.thaiUnit[index]);\n          return;\n        }\n\n        if (num === 0 && index !== 0) {\n          return;\n        }\n\n        chunkResult.push(this.thaiNum[num] + this.thaiUnit[index]);\n      });\n\n      return chunkResult.reverse().join('');\n    });\n  }\n\n  private chunkArray(array: any[], size: number) {\n    const results = [];\n\n    while (array.length) {\n      results.push(array.splice(0, size));\n    }\n\n    return results;\n  }\n}\n"]}