Error pages & form to lookup db

src/css/error.css

+h1 {
+    color: red;
+}
\ No newline at end of file

src/css/style.css

+* {
+    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif
+}
+
 body {
-    padding: 2em
+    padding: 3em;
+    background-color: #f4f4f4;
 }
 
-* {
-    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif
-}
\ No newline at end of file
+form {
+    margin-bottom: 1em;
+}
+
+.form-group {
+    margin-top: 0.7em;
+    margin-bottom: 0.7em;
+}
+
+.form-group label {
+    margin-right: 1em;
+}
+
+input.form-control {
+    width: auto;
+    background: none;
+    border: none;
+    padding-bottom: 2px;
+    border-bottom: solid 1.3px rgba(0, 0, 0, 0.2);
+    transition: border 0.2s ease-out;
+    font-family: "Segoe UI";
+}
+
+input.form-control:focus {
+    outline: none;
+    border-bottom-color: rgba(1, 40, 148, 0.842);
+}
+
+button.form-control {
+    display: block;
+    color: white;
+    width: 80px;
+    height: 30px;
+    background-color: rgba(0, 2, 138, 0.767);
+    border: solid 1px rgba(117, 117, 117, 0.226);
+    border-radius: 4px;
+}
+
+.form-group button {
+    margin-top: 0;
+    margin-left: 0.6em
+}
+
+button.form-control:hover {
+    background-color: rgba(37, 0, 138, 0.87);
+}
+
+button.form-control:active {
+    box-shadow: inset 0 8px 6px -6px black;
+    transition: background-color;
+}

src/index.js

@@ -3,6 +3,7 @@ import colors from 'colors';
 import { graphqlExpress, graphiqlExpress } from 'graphql-server-express';
 import makeExecutableSchema from 'graphql-tools';
 import knex from '../db/knex_router';
+import path from 'path';
 
 /**
  * @function Home
@@ -10,7 +11,14 @@ import knex from '../db/knex_router';
  */
 server.get('/', function(req, res) {
     console.log('Connecting to '+req.url);
-    res.render('home');
+    res.render('home', {title: 'Home', port: port});
+});
+
+server.get('/db?', function(req, res) {
+    let table_name = req.query.table;
+    let columns = req.query.columns;
+
+    res.redirect(`db/${table_name}?columns=${columns}`);
 });
 
 /**
@@ -34,8 +42,11 @@ server.get('/db/:table_name?', function(req, res) {
         res.write(JSON.stringify(table,null,2));
         res.end();
     },function() {
-        res.status(404);
-        res.write(`Error:  Relation ${req.params.table_name} does not exist`);
+        res.status(400);
+        res.render('error', {
+            status: res.statusCode,
+            error_message: "Bad request: can't find table " + req.params.table_name
+        });
         res.end();
     }
     );
@@ -60,10 +71,11 @@ server.use((err, req, res, next) => {
     res.locals.message = err.message;
 
     res.status(err.status || 500);
-    res.write(`Error 404
-    
-    Not found.`);
-    res.end();
+    let error_message = res.statusCode == 404 ? 'Not found.' : 'Internal server error.';
+    res.render('error', {
+        status: res.statusCode,
+        error_message: error_message
+    });
 });
 
 // define port server is to listen on

src/views/error.pug

+extends layout.pug
+
+block extraStyles
+    include ../css/error.css
+
+block content
+    h1 Error #{status}
+    p #{error_message}
+    a(href="/") Go back
\ No newline at end of file

src/views/head.pug

-style
-    include ../css/style.css
\ No newline at end of file

src/views/home.pug

-block title
-    include head.pug
-    title Accueil
-
+extends layout.pug
 
 block content
-        h1 Welcome to API server
-        p Hello, world ! This is server talking to you live on port 3000 !
-        a(href="db/groups") Groups
\ No newline at end of file
+    h1 Welcome to API server
+    p Hello, world ! This is server talking to you live on port #{port} !
+    form(action="/db", method="get")
+        div.form-group
+            label(for="table") Table
+            input.form-control(type="search", name="table")
+        div.form-group
+            label(for="columns") Columns
+            input.form-control(type="search", name="columns")
+        button.form-control(type="submit") Search
+    |
+    a(href="/graphql") Check GraphQL
\ No newline at end of file

src/views/layout.pug

@@ -4,6 +4,9 @@ html(lang="en")
         meta(charset="UTF-8")
         meta(name="viewport", content="width=device-width, initial-scale=1.0")
         meta(http-equiv="X-UA-Compatible", content="ie=edge")
-        block title
+        style 
+            include ../css/style.css
+            block extraStyles
+        title API server - #{title}
     body
         block content