Table support export .csv file

Table support export .csv file

src/utils/csv.js

@@ -0,0 +1,55 @@
+// https://github.com/Terminux/react-csv-downloader/blob/master/src/lib/csv.js
+
+const newLine = '\r\n';
+
+export default function csv(columns, datas, separator = ',', noHeader = false) {
+    let columnOrder;
+    const content = [];
+    const column = [];
+
+    if (columns) {
+        columnOrder = columns.map(v => {
+            if (typeof v === 'string') {
+                return v;
+            }
+            if (!noHeader) {
+                column.push((typeof v.title !== 'undefined') ? v.title : v.key);
+            }
+            return v.key;
+        });
+        if (column.length > 0) {
+            content.push(column.join(separator));
+        }
+    } else {
+        columnOrder = [];
+        datas.forEach(v => {
+            if (!Array.isArray(v)) {
+                columnOrder = columnOrder.concat(Object.keys(v));
+            }
+        });
+        if (columnOrder.length > 0) {
+            columnOrder = columnOrder.filter((value, index, self) => self.indexOf(value) === index);
+
+            if (!noHeader) {
+                content.push(columnOrder.join(separator));
+            }
+        }
+    }
+
+    if (Array.isArray(datas)) {
+        datas.map(v => {
+            if (Array.isArray(v)) {
+                return v;
+            }
+            return columnOrder.map(k => {
+                if (typeof v[k] !== 'undefined') {
+                    return v[k];
+                }
+                return '';
+            });
+        }).forEach(v => {
+            content.push(v.join(separator));
+        });
+    }
+    return content.join(newLine);
+}