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@delon/abc

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Common business components of ng-alain.

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import { Injectable, inject } from '@angular/core'; import { XlsxService } from '@delon/abc/xlsx'; import { deepGet } from '@delon/util/other'; import * as i0 from "@angular/core"; export class STExport { constructor() { this.xlsxSrv = inject(XlsxService); } _stGet(item, col, index, colIndex) { const ret = { t: 's', v: '' }; if (col.format) { ret.v = col.format(item, col, index); } else { const val = item._values ? item._values[colIndex].text : deepGet(item, col.index, ''); ret.v = val; if (val != null) { switch (col.type) { case 'currency': ret.t = 'n'; break; case 'date': // Can't be a empty value, it will cause `#NULL!` // See https://github.com/SheetJS/sheetjs/blob/master/docbits/52_datatype.md if (`${val}`.length > 0) { ret.t = 'd'; // Number Formats: https://github.com/SheetJS/sheetjs/blob/master/docbits/63_numfmt.md ret.z = col.dateFormat; } break; case 'yn': const yn = col.yn; ret.v = val === yn.truth ? yn.yes : yn.no; break; } } } ret.v = ret.v ?? ''; return ret; } genSheet(opt) { const sheets = {}; const sheet = (sheets[opt.sheetname || 'Sheet1'] = {}); const dataLen = opt.data.length; const columns = opt.columens; let validColCount = 0; let wpx = false; const invalidFn = (col) => col.exported === false || !col.index || !(!col.buttons || col.buttons.length === 0); for (const [idx, col] of columns.entries()) { if (invalidFn(col)) continue; if (!wpx && col._width != null) wpx = true; ++validColCount; const columnName = this.xlsxSrv.numberToSchema(validColCount); sheet[`${columnName}1`] = { t: 's', v: typeof col.title === 'object' ? col.title.text : col.title }; for (let dataIdx = 0; dataIdx < dataLen; dataIdx++) { sheet[`${columnName}${dataIdx + 2}`] = this._stGet(opt.data[dataIdx], col, dataIdx, idx); } } if (wpx) { // wpx: width in screen pixels https://github.com/SheetJS/sheetjs#column-properties sheet['!cols'] = columns.filter(col => !invalidFn(col)).map(col => ({ wpx: col._width })); } if (validColCount > 0 && dataLen > 0) { sheet['!ref'] = `A1:${this.xlsxSrv.numberToSchema(validColCount)}${dataLen + 1}`; } return sheets; } async export(opt) { const sheets = this.genSheet(opt); return this.xlsxSrv.export({ sheets, filename: opt.filename, callback: opt.callback }); } static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.0.5", ngImport: i0, type: STExport, deps: [], target: i0.ɵɵFactoryTarget.Injectable }); } static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "18.0.5", ngImport: i0, type: STExport }); } } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.0.5", ngImport: i0, type: STExport, decorators: [{ type: Injectable }] }); //# 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{ Injectable, inject } from '@angular/core';\n\nimport { XlsxExportResult, XlsxService } from '@delon/abc/xlsx';\nimport { deepGet } from '@delon/util/other';\nimport type { NzSafeAny } from 'ng-zorro-antd/core/types';\n\nimport { STColumn, STExportOptions } from './st.interfaces';\nimport { _STColumn } from './st.types';\n\n@Injectable()\nexport class STExport {\n  private readonly xlsxSrv = inject(XlsxService);\n\n  private _stGet(item: NzSafeAny, col: STColumn, index: number, colIndex: number): NzSafeAny {\n    const ret: { [key: string]: NzSafeAny } = { t: 's', v: '' };\n\n    if (col.format) {\n      ret.v = col.format(item, col, index);\n    } else {\n      const val = item._values ? item._values[colIndex].text : deepGet(item, col.index as string[], '');\n      ret.v = val;\n      if (val != null) {\n        switch (col.type) {\n          case 'currency':\n            ret.t = 'n';\n            break;\n          case 'date':\n            // Can't be a empty value, it will cause `#NULL!`\n            // See https://github.com/SheetJS/sheetjs/blob/master/docbits/52_datatype.md\n            if (`${val}`.length > 0) {\n              ret.t = 'd';\n              // Number Formats: https://github.com/SheetJS/sheetjs/blob/master/docbits/63_numfmt.md\n              ret.z = col.dateFormat;\n            }\n            break;\n          case 'yn':\n            const yn = col.yn!;\n            ret.v = val === yn.truth ? yn.yes : yn.no;\n            break;\n        }\n      }\n    }\n\n    ret.v = ret.v ?? '';\n\n    return ret;\n  }\n\n  private genSheet(opt: STExportOptions): { [sheet: string]: unknown } {\n    const sheets: { [sheet: string]: { [key: string]: NzSafeAny } } = {};\n    const sheet: { [key: string]: NzSafeAny } = (sheets[opt.sheetname || 'Sheet1'] = {});\n    const dataLen = opt.data!.length;\n    const columns = opt.columens! as _STColumn[];\n    let validColCount = 0;\n    let wpx = false;\n    const invalidFn = (col: _STColumn): boolean =>\n      col.exported === false || !col.index || !(!col.buttons || col.buttons.length === 0);\n    for (const [idx, col] of columns.entries()) {\n      if (invalidFn(col)) continue;\n      if (!wpx && col._width != null) wpx = true;\n      ++validColCount;\n      const columnName = this.xlsxSrv!.numberToSchema(validColCount);\n      sheet[`${columnName}1`] = {\n        t: 's',\n        v: typeof col.title === 'object' ? col.title.text : col.title\n      };\n      for (let dataIdx = 0; dataIdx < dataLen; dataIdx++) {\n        sheet[`${columnName}${dataIdx + 2}`] = this._stGet(opt.data![dataIdx], col, dataIdx, idx);\n      }\n    }\n    if (wpx) {\n      // wpx: width in screen pixels https://github.com/SheetJS/sheetjs#column-properties\n      sheet['!cols'] = columns.filter(col => !invalidFn(col)).map(col => ({ wpx: col._width }));\n    }\n\n    if (validColCount > 0 && dataLen > 0) {\n      sheet['!ref'] = `A1:${this.xlsxSrv!.numberToSchema(validColCount)}${dataLen + 1}`;\n    }\n\n    return sheets;\n  }\n\n  async export(opt: STExportOptions): Promise<XlsxExportResult> {\n    const sheets = this.genSheet(opt);\n    return this.xlsxSrv.export({\n      sheets,\n      filename: opt.filename,\n      callback: opt.callback\n    });\n  }\n}\n"]}