Updated the custom configs for mapper
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@ -1,17 +1,22 @@
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# Excel 2 Json
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# excel2json
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- Read file excel to json
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- Custom mapping with custom columns
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- Custom mapping with custom columns and configs
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# Build
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```shell
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bash build
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```
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OR
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```shell
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make build run
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```
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# Example
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```shell
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docker run -v /my/path:/app/data --rm -it cubetiq/node-excel2json
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```
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@ -21,6 +26,7 @@ docker run -v /home/sombochea/excel2json:/app/data -e APP_NAME="EXCEL 2 JSON" -e
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```
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# Mapper Config
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```json
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{
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"data": [
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@ -33,11 +39,16 @@ docker run -v /home/sombochea/excel2json:/app/data -e APP_NAME="EXCEL 2 JSON" -e
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"label": "Age"
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}
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],
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"configs": {}
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"configs": {
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"outputPath": "./data/outputs/exported",
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"outputName": "my_exported_data",
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"sheetName": "Sheet1"
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}
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}
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```
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# Environment
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```env
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APP_NAME=custom app name
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INPUT_FILE=./data/mydata.xlsx
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@ -9,5 +9,9 @@
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"label": "Age"
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}
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],
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"configs": {}
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"configs": {
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"outputPath": "./data/outputs/exported",
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"outputName": "my_exported_data",
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"sheetName": "Sheet1"
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}
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}
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@ -8,29 +8,37 @@ console.log("App Name =>", NAME);
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const INPUT_FILE = process.env.INPUT_FILE || "./data/people.xlsx";
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const OUTPUT_PATH = process.env.OUTPUT_PATH || "./data/outputs";
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const MAPPER_FILE = process.env.MAPPER_FILE || "./data/mapper.json";
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const SHEET_NAME = process.env.SHEET_NAME || "Sheet1"
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const ENCODING = process.env.ENCODING || "utf-8"
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const SHEET_NAME = process.env.SHEET_NAME || "Sheet1";
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const ENCODING = process.env.ENCODING || "utf-8";
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// get mapper in string
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const mapperString = fs.readFileSync(
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MAPPER_FILE,
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{ encoding: ENCODING },
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(err) => {
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if (err) throw err;
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var mapperString = undefined;
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try {
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mapperString = fs.readFileSync(MAPPER_FILE, { encoding: ENCODING }, (err) => {
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if (err) {
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console.error(err);
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}
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console.log("Load file suceed =>", MAPPER_FILE);
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}
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);
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});
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} catch (err) {
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console.error("read file error", err)
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}
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// convert mapper from string to json object
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const mapperJson = JSON.parse(mapperString);
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const columsData = mapperJson.data;
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const mapperJson = mapperString ? JSON.parse(mapperString) : {};
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const configs = mapperJson.configs || {};
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const columsData = mapperJson.data || undefined;
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// read workbook from excel file
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const wb = XLSX.readFile(INPUT_FILE);
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const xlData = XLSX.utils.sheet_to_json(wb.Sheets[SHEET_NAME]);
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const wb = XLSX.readFile(configs.inputFile || INPUT_FILE);
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const xlData = XLSX.utils.sheet_to_json(wb.Sheets[configs.sheetName || SHEET_NAME]);
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// mapping the data from read excel file
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const data = xlData.map((row) => {
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if (columsData == undefined || !columsData) {
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return row;
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}
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var _r = {};
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columsData.map((col) => {
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@ -41,13 +49,20 @@ const data = xlData.map((row) => {
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});
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console.log("Data read from excel and mapped\n", data);
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// parse a new path
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const outputPath = configs.outputPath || OUTPUT_PATH
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// check directory and create it if not exist
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if (!fs.existsSync(OUTPUT_PATH)) {
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fs.mkdirSync(OUTPUT_PATH);
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if (!fs.existsSync(outputPath)) {
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fs.mkdirSync(outputPath, { recursive: true });
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}
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// write to file
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fs.writeFile(`${OUTPUT_PATH}/people_${new Date().getTime()}.json`, JSON.stringify(data), (err) => {
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if (err) throw err;
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console.log("Write succeed!");
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});
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fs.writeFileSync(
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`${outputPath}/${configs.outputName || 'exported'}_${new Date().getTime()}.json`,
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JSON.stringify(data),
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(err) => {
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if (err) throw err;
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console.log("Write succeed!");
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}
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);
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