simple key value lookup

James Lee · James Lee · commit 81b086a216fa · 2016-06-10T23:32:06.000+01:00
diff --git a/app/app.py b/app/app.py
@@ -1,9 +1,24 @@
-from flask import Flask
+from flask import Flask, request, render_template
+
 app = Flask(__name__)
+default_key = '1'
+cache = {default_key: 'one'}
+
+@app.route('/', methods=['GET', 'POST'])
+def mainpage():
+
+	key = default_key
+	if 'key' in request.form:
+	    key = request.form['key']
+
+	if request.method == 'POST' and request.form['submit'] == 'save':
+		cache[key] = request.form['cache_value']
+
+	cache_value = None;
+	if key in cache:
+		cache_value = cache[key]
 
-@app.route('/')
-def hello_world():
-    return 'Hello, World!'
+	return render_template('index.html', key=key, cache_value=cache_value)
 
 if __name__ == '__main__':
     app.run(host='0.0.0.0')
diff --git a/app/templates/index.html b/app/templates/index.html
@@ -0,0 +1,13 @@
+<html>
+  <head>
+    <title>key value lookup service</title>
+  </head>
+  <body>
+    <form method="POST">
+      <input type="text" name="key" value={{ key }}>
+      <input type="text" name="cache_value" value={{ cache_value }}>
+      <input type="submit" name="submit" value="load">
+      <input type="submit" name="submit" value="save">
+     </form>
+  </body>
+</html>
