Added logdownloader

Birdmap.API/ClientApp/src/components/logs/Logs.jsx

@@ -0,0 +1,87 @@
+import { Button, Checkbox, List, ListItem, ListItemIcon, ListItemText, Paper } from '@material-ui/core';
+import React, { Component } from 'react';
+import LogService from './LogService';
+
+export class Logs extends Component {
+    constructor(props) {
+        super(props)
+    
+        this.state = {
+            service: null,
+            files: [],
+            checked: [],
+        }
+    }
+    
+    componentDidMount() {
+        var service = new LogService();
+        this.setState({service: service});
+
+        service.getAll().then(result => {
+            this.setState({files: result});
+        }).catch(ex => console.log(ex));
+    }
+
+    handleToggle = (value) => {
+        const currentIndex = this.state.checked.indexOf(value);
+        const newChecked = [...this.state.checked];
+    
+        if (currentIndex === -1) {
+          newChecked.push(value);
+        } else {
+          newChecked.splice(currentIndex, 1);
+        }
+
+        this.setState({checked: newChecked});
+    }
+
+    downloadChecked = () => {
+        this.state.service.getFiles(this.state.checked)
+        .then(result => {
+            const filename = `Logs-${new Date().toISOString()}.zip`;
+            const textUrl = URL.createObjectURL(result.data);
+            const element = document.createElement('a');
+            element.setAttribute('href', textUrl);
+            element.setAttribute('download', filename);
+            element.style.display = 'none';
+            document.body.appendChild(element);
+            element.click();
+            document.body.removeChild(element);
+        })
+        .catch(ex => console.log(ex));
+    }
+
+    render() {
+        const Files = this.state.files.map((value) => {
+            const labelId = `checkbox-list-label-${value}`;
+    
+            return (
+            <ListItem key={value} role={undefined} dense button onClick={() => this.handleToggle(value)}>
+                <ListItemIcon>
+                <Checkbox
+                    edge="start"
+                    checked={this.state.checked.indexOf(value) !== -1}
+                    tabIndex={-1}
+                    disableRipple
+                    inputProps={{ 'aria-labelledby': labelId }}
+                />
+                </ListItemIcon>
+                <ListItemText id={labelId} primary={`${value}`} />
+            </ListItem>
+            );
+        })
+
+        return (
+            <Paper>
+                <List >
+                    {Files}
+                </List>
+                <Button onClick={this.downloadChecked}>
+                    Download
+                </Button>
+            </Paper>
+        )
+    }
+}
+
+export default Logs