From 7d05d0cea014b370601546a30f9e616d1efe5178 Mon Sep 17 00:00:00 2001
From: Emiliano Ciavatta
Date: Wed, 8 Jul 2020 13:21:13 +0200
Subject: Add connections display formats

---
 frontend/src/colors.scss                       |  2 +-
 frontend/src/components/Connection.scss        |  2 +-
 frontend/src/components/ConnectionContent.js   | 85 +++++++++++++++++++++-----
 frontend/src/components/ConnectionContent.scss |  5 +-
 frontend/src/index.scss                        | 10 +--
 frontend/src/views/App.js                      |  1 +
 frontend/src/views/Connections.js              | 16 +++--
 frontend/src/views/Footer.scss                 |  3 +-
 frontend/src/views/MainPane.js                 | 27 +++-----
 9 files changed, 105 insertions(+), 46 deletions(-)

diff --git a/frontend/src/colors.scss b/frontend/src/colors.scss
index ba0da55..064f9f5 100644
--- a/frontend/src/colors.scss
+++ b/frontend/src/colors.scss
@@ -16,4 +16,4 @@ $color-blue-dark: #013b4c;
 
 $color-green: #25965d;
 $color-green-light: #cde4d8;
-$color-green-dark: #004321;
\ No newline at end of file
+$color-green-dark: #004321;
diff --git a/frontend/src/components/Connection.scss b/frontend/src/components/Connection.scss
index d3003bd..5ad195d 100644
--- a/frontend/src/components/Connection.scss
+++ b/frontend/src/components/Connection.scss
@@ -58,4 +58,4 @@
   .arrow::after {
     border-right-color: $color-primary-4;
   }
-}
\ No newline at end of file
+}
diff --git a/frontend/src/components/ConnectionContent.js b/frontend/src/components/ConnectionContent.js
index db63cbe..ece4bd6 100644
--- a/frontend/src/components/ConnectionContent.js
+++ b/frontend/src/components/ConnectionContent.js
@@ -1,37 +1,90 @@
 import React, {Component} from 'react';
 import './ConnectionContent.scss';
-import {Dropdown} from 'react-bootstrap';
+import {Col, Container, Dropdown, Row} from 'react-bootstrap';
+import axios from 'axios';
+import {withRouter} from "react-router-dom";
+import {Redirect} from "react-router";
 
 class ConnectionContent extends Component {
+
+    constructor(props) {
+        super(props);
+        this.state = {
+            loading: false,
+            connectionContent: null,
+            format: "default"
+        };
+
+        this.validFormats = ["default", "hex", "hexdump", "base32", "base64", "ascii", "binary", "decimal", "octal"];
+        this.setFormat = this.setFormat.bind(this);
+    }
+
+    componentDidMount() {
+        if ('format' in this.props.match.params) {
+            this.setFormat(this.props.match.params.format);
+        }
+    }
+
+    componentDidUpdate(prevProps, prevState, snapshot) {
+        if (this.props.connection !== null && (
+            this.props.connection !== prevProps.connection || this.state.format !== prevState.format)) {
+            this.setState({loading: true});
+            axios.get(`/api/streams/${this.props.connection.id}?format=${this.state.format}`).then(res => {
+                this.setState({
+                    connectionContent: res.data,
+                    loading: false
+                });
+            });
+        }
+    }
+
+    setFormat(format) {
+        if (this.validFormats.includes(format)) {
+            this.setState({format: format});
+        }
+    }
+
     render() {
-        let content = this.props.connectionPayload;
+        let content = this.state.connectionContent;
 
-        if (content === undefined) {
+        if (content === null) {
             return <div>nope</div>;
         }
 
-        let payload = content.map(c =>
-            <span key={c.id} className={c.from_client ? "from-client" : "from-server"} title="cccccc">
-                {c.content}
+        const format = this.state.format !== "default" ? `/${this.state.format}` : "";
+        const redirect = <Redirect push to={`/connections/${this.props.connection.id}${format}`}/>;
 
+        let payload = content.map((c, i) =>
+            <span key={`content-${i}`} className={c.from_client ? "from-client" : "from-server"} title="cccccc">
+                {c.content}
             </span>
         );
 
         return (
             <div className="connection-content">
                 <div className="connection-content-options">
-                    <Dropdown>
-                        <Dropdown.Toggle variant="success" id="dropdown-basic">
+                    <Container>
+                        <Row>
+                            <Col md={2}>ciao</Col>
+                        </Row>
+                    </Container>
+
+
+                    <Dropdown onSelect={this.setFormat} >
+                        <Dropdown.Toggle size="sm" id="dropdown-basic">
                             format
                         </Dropdown.Toggle>
 
                         <Dropdown.Menu>
-                            <Dropdown.Item href="#/action-1">plain</Dropdown.Item>
-                            <Dropdown.Item href="#/action-2">hex</Dropdown.Item>
-                            <Dropdown.Item href="#/action-3">hexdump</Dropdown.Item>
-                            <Dropdown.Item href="#/action-3">base32</Dropdown.Item>
-                            <Dropdown.Item href="#/action-3">base64</Dropdown.Item>
-                            <Dropdown.Item href="#/action-3">ascii</Dropdown.Item>
+                            <Dropdown.Item eventKey="default" active={this.state.format === "default"}>plain</Dropdown.Item>
+                            <Dropdown.Item eventKey="hex" active={this.state.format === "hex"}>hex</Dropdown.Item>
+                            <Dropdown.Item eventKey="hexdump" active={this.state.format === "hexdump"}>hexdump</Dropdown.Item>
+                            <Dropdown.Item eventKey="base32" active={this.state.format === "base32"}>base32</Dropdown.Item>
+                            <Dropdown.Item eventKey="base64" active={this.state.format === "base64"}>base64</Dropdown.Item>
+                            <Dropdown.Item eventKey="ascii" active={this.state.format === "ascii"}>ascii</Dropdown.Item>
+                            <Dropdown.Item eventKey="binary" active={this.state.format === "binary"}>binary</Dropdown.Item>
+                            <Dropdown.Item eventKey="decimal" active={this.state.format === "decimal"}>decimal</Dropdown.Item>
+                            <Dropdown.Item eventKey="octal" active={this.state.format === "octal"}>octal</Dropdown.Item>
                         </Dropdown.Menu>
                     </Dropdown>
 
@@ -40,6 +93,8 @@ class ConnectionContent extends Component {
 
                 <pre>{payload}</pre>
 
+                {redirect}
+
 
             </div>
         );
@@ -48,4 +103,4 @@ class ConnectionContent extends Component {
 }
 
 
-export default ConnectionContent;
+export default withRouter(ConnectionContent);
diff --git a/frontend/src/components/ConnectionContent.scss b/frontend/src/components/ConnectionContent.scss
index 61d9f63..a1b4afd 100644
--- a/frontend/src/components/ConnectionContent.scss
+++ b/frontend/src/components/ConnectionContent.scss
@@ -8,7 +8,10 @@
   pre {
     background-color: $color-primary-0;
     padding: 10px 20px;
-    word-break: break-all;
+    word-break: break-word;
+    max-width: 100%;
+    white-space: pre-wrap;
+    height: 100%;
   }
 
   .from-client {
diff --git a/frontend/src/index.scss b/frontend/src/index.scss
index c93d4b4..7db5cc5 100644
--- a/frontend/src/index.scss
+++ b/frontend/src/index.scss
@@ -4,7 +4,6 @@
 
 @import 'colors.scss';
 
-
 body {
   margin: 0;
   font-family: 'Fira Code', monospace;
@@ -12,7 +11,6 @@ body {
   -moz-osx-font-smoothing: grayscale;
   background-color: $color-primary-2;
   color: $color-primary-4;
-
   height: 100%;
   max-height: 100%;
 }
@@ -77,7 +75,8 @@ pre {
   background-color: $color-green;
   border-bottom: 5px solid $color-green-dark;
 
-  &:hover, &:active {
+  &:hover,
+  &:active {
     color: $color-green-light;
     background-color: $color-green-dark;
   }
@@ -133,7 +132,8 @@ textarea.form-control {
   resize: none;
 }
 
-input.form-control, textarea.form-control {
+input.form-control,
+textarea.form-control {
   background-color: $color-primary-2;
   border: none;
   color: $color-primary-4;
@@ -164,4 +164,4 @@ input.form-control, textarea.form-control {
 
 .text-muted {
   color: $color-primary-4 !important;
-}
\ No newline at end of file
+}
diff --git a/frontend/src/views/App.js b/frontend/src/views/App.js
index e3119aa..34e980e 100644
--- a/frontend/src/views/App.js
+++ b/frontend/src/views/App.js
@@ -26,6 +26,7 @@ class App extends Component {
                 <Router>
                     <Header onOpenServices={() => this.setState({servicesShow: true})}/>
                     <Switch>
+                        <Route path="/connections/:id/:format" children={<MainPane/>}/>
                         <Route path="/connections/:id" children={<MainPane/>}/>
                         <Route path="/" children={<MainPane/>}/>
                     </Switch>
diff --git a/frontend/src/views/Connections.js b/frontend/src/views/Connections.js
index 1eeaede..5548c4c 100644
--- a/frontend/src/views/Connections.js
+++ b/frontend/src/views/Connections.js
@@ -4,6 +4,7 @@ import axios from 'axios'
 import Connection from "../components/Connection";
 import Table from 'react-bootstrap/Table';
 import {Redirect} from 'react-router';
+import {withRouter} from "react-router-dom";
 import {objectToQueryString} from "../utils";
 
 class Connections extends Component {
@@ -24,12 +25,18 @@ class Connections extends Component {
         this.queryLimit = 50;
 
         this.handleScroll = this.handleScroll.bind(this);
+        this.connectionSelected = this.connectionSelected.bind(this);
     }
 
     componentDidMount() {
         this.loadConnections({limit: this.queryLimit, hidden: this.state.showHidden});
     }
 
+    connectionSelected(c) {
+        this.setState({selected: c.id});
+        this.props.onSelected(c);
+    }
+
     handleScroll(e) {
         let relativeScroll = e.currentTarget.scrollTop / (e.currentTarget.scrollHeight - e.currentTarget.clientHeight);
         if (!this.state.loading && relativeScroll > this.scrollBottomThreashold) {
@@ -91,9 +98,10 @@ class Connections extends Component {
 
 
     render() {
-        let redirect = "";
+        let redirect = null;
         if (this.state.selected) {
-            redirect = <Redirect push to={"/connections/" + this.state.selected}/>;
+            const format = this.props.match.params.format;
+            redirect = <Redirect push to={`/connections/${this.state.selected}${format !== undefined ? ("/" + format) : ""}`} />;
         }
 
         let loading = null;
@@ -123,7 +131,7 @@ class Connections extends Component {
                     <tbody>
                     {
                         this.state.connections.map(c =>
-                            <Connection key={c.id} data={c} onSelected={() => this.setState({selected: c.id})}
+                            <Connection key={c.id} data={c} onSelected={() => this.connectionSelected(c)}
                                         selected={this.state.selected === c.id} onMarked={marked => c.marked = marked}
                                         onEnabled={enabled => c.hidden = !enabled}/>
                         )
@@ -140,4 +148,4 @@ class Connections extends Component {
 }
 
 
-export default Connections;
+export default withRouter(Connections);
diff --git a/frontend/src/views/Footer.scss b/frontend/src/views/Footer.scss
index c89f971..4119cfc 100644
--- a/frontend/src/views/Footer.scss
+++ b/frontend/src/views/Footer.scss
@@ -10,5 +10,4 @@
   .footer-timeline {
     height: 100px;
   }
-
-}
\ No newline at end of file
+}
diff --git a/frontend/src/views/MainPane.js b/frontend/src/views/MainPane.js
index e84f94c..69de725 100644
--- a/frontend/src/views/MainPane.js
+++ b/frontend/src/views/MainPane.js
@@ -3,32 +3,25 @@ import './MainPane.scss';
 import Connections from "./Connections";
 import ConnectionContent from "../components/ConnectionContent";
 import {withRouter} from "react-router-dom";
-import axios from 'axios'
+import axios from 'axios';
 
 class MainPane extends Component {
 
     constructor(props) {
         super(props);
         this.state = {
-            id: null,
+            selectedConnection: null
         };
     }
 
-    componentDidUpdate() {
-        if (this.props.match.params.id !== this.state.id) {
-            const id = this.props.match.params.id;
-            this.setState({id: id});
-
-            axios.get(`/api/streams/${id}`).then(res => this.setState({connectionContent: res.data}));
-        }
-    }
-
     componentDidMount() {
-        if (this.props.match.params.id !== this.state.id) {
+        if ('id' in this.props.match.params) {
             const id = this.props.match.params.id;
-            this.setState({id: id});
-
-            axios.get(`/api/streams/${id}`).then(res => this.setState({connectionContent: res.data}));
+            axios.get(`/api/connections/${id}`).then(res => {
+                if (res.status === 200) {
+                    this.setState({selectedConnection: res.data});
+                }
+            });
         }
     }
 
@@ -38,10 +31,10 @@ class MainPane extends Component {
                 <div className="container-fluid">
                     <div className="row">
                         <div className="col-md-6 pane">
-                            <Connections/>
+                            <Connections onSelected={(c) => this.setState({selectedConnection: c})} />
                         </div>
                         <div className="col-md-6 pl-0 pane">
-                            <ConnectionContent connectionPayload={this.state.connectionContent}/>
+                            <ConnectionContent connection={this.state.selectedConnection}/>
                         </div>
                     </div>
                 </div>
-- 
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