first commit + add fe component vue accone

libs/vendor/xlsprse/parser/xlsx-parser.js

@@ -0,0 +1,30 @@
+import _ from 'lodash';
+import XLSX from 'xlsx';
+
+export default (file, lang) => {
+  const workbook = typeof window === 'undefined' ? XLSX.readFile(file) : XLSX.read(file, { type: 'binary' });
+  const sheetNames = workbook.SheetNames;
+  if (sheetNames.length === 0) {
+    return Promise.reject({ error: lang.error.noWorksheet });
+  }
+  const sheets = workbook.Sheets;
+  const json = XLSX.utils.sheet_to_json(sheets[sheetNames[0]], {
+    header: 1,
+    defVal: '',
+    blankrows: false,
+  });
+
+  if (json.length === 0) {
+    return Promise.reject({ error: lang.error.emptyWorksheet });
+  }
+
+  const transposedMatrix = _.unzip(json);
+  const normalizedOutput = transposedMatrix
+    .map(columnRows => ({
+      name: _.first(columnRows),
+      data: _.tail(columnRows),
+    }))
+    .filter(column => column.data.length === 0 || !column.data.every(data => data === undefined));
+
+  return Promise.resolve({ worksheet: normalizedOutput });
+};