edit, delete functions

app.py

@@ -5,6 +5,7 @@ from itertools import groupby  # to handle complex iterations
 import os
 
 import sqlite3
+from webbrowser import get
 from flask import Flask, render_template, url_for, request, redirect, flash
 
 
@@ -44,27 +45,30 @@ app.wsgi_app = PrefixMiddleware(app.wsgi_app, prefix='/soupboat/library')
 @app.route("/")
 def home():
     conn = get_db_connection()
-    todos = conn.execute('SELECT c.content, cat.title FROM cards c JOIN categories cat \
+    todos = conn.execute('SELECT c.id, c.content, cat.title  \
+                          FROM cards c JOIN categories cat \
                           ON c.category_id = cat.id ORDER BY cat.title').fetchall()
 
     categories = {}
 
     # for each category and group of cards for each cat in groupby() grouper object
     for k, g in groupby(todos, key=lambda t: t['title']):
-        categories[k] = list(g)
-        print(categories[k])
+        cards = []
+
+        for card in g:
+            card = dict(card)
+            print('card is:', card)
+            cards.append(card)
+        # print(categories[k])
+
+        categories[k] = list(cards)
+
     for cat, cards in categories.items():  # ♥ .items is a build in attribute of the dictionary(?)
         print(cat)
         for card in cards:
             print('    ', card['content'])
 
-    # if request.method == 'POST':
-    #     title = request.form.get('title')
-    #     author = request.form.get('author')
-    #     description = request.form.get('description')
-    #     add_book(author, title, description)
-    #     return redirect(url_for('home'))
-
+    conn.close()
     return render_template('home.html', categories=categories)
 
 
@@ -81,9 +85,9 @@ def create():
             return redirect(url_for('home'))
 
         cat_id = conn.execute('SELECT id FROM categories WHERE title = (?);',
-                                (cat_title,)).fetchone()['id']
+                              (cat_title,)).fetchone()['id']
         conn.execute('INSERT INTO cards (content, category_id) VALUES (?,?)',
-                        (content, cat_title))
+                     (content, cat_id))
         conn.commit()
         conn.close()
         return redirect(url_for('home'))
@@ -94,6 +98,45 @@ def create():
     return render_template('create.html', categories=categories)
 
 
+@app.route('/<int:id>/edit/', methods=('GET', 'POST'))
+def edit(id):
+    conn = get_db_connection()
+
+    todo = conn.execute('SELECT c.id, c.category_id, c.content, cat.title \
+                         FROM cards c JOIN categories cat \
+                         ON c.category_id = cat.id WHERE c.id = ?', (id,)).fetchone()
+
+    categories = conn.execute('SELECT title FROM categories;').fetchall()
+
+    if request.method == 'POST':
+        content = request.form['content']
+        cat_title = request.form['cat']
+
+        if not content:
+            flash('plz insert any content!')
+            return redirect(url_for('home'))
+
+        cat_id = conn.execute('SELECT id FROM categories WHERE title = (?);',
+                              (cat_title,)).fetchone()['id']
+
+        conn.execute('UPDATE cards SET content = ?, category_id = ? \
+                    WHERE id = ?',
+                     (content, cat_id, id))
+        conn.commit()
+        conn.close()
+        return redirect(url_for('home'))
+
+    return render_template('edit.html', todo=todo, categories=categories)
+
+
+@app.route('/<int:id>/delete/', methods=('POST',))
+def delete(id):
+    conn = get_db_connection()
+    conn.execute('DELETE FROM cards WHERE id = ?', (id,))
+    conn.commit()
+    conn.close()
+    return redirect(url_for('home'))
+
 # app.run(port=3148)
 
 

templates/create.html

@@ -12,8 +12,8 @@
     </div>
 
     <div class="form-group">
-        <label for="category">category/type</label>
-        <select class="form-control" name="category">
+        <label for="cat">category/type</label>
+        <select class="form-control" name="cat">
             {% for cat in categories %}
                 {% if cat['title'] == request.form['cat'] %}
                     <option value="{{ request.form['cat'] }}" selected>

templates/edit.html

@@ -0,0 +1,41 @@
+{% extends 'base.html' %}
+
+{% block content %}
+
+<h1>{% block title %} Edit an Item {% endblock %}</h1>
+
+<form method="post">
+    <div class="form-group">
+        <label for="content">Content</label>
+        <input type="text" name="content"
+               placeholder="Todo content" class="form-control"
+               value="{{ todo['content'] or request.form['content'] }}"></input>
+    </div>
+
+    <div class="form-group">
+        <label for="cat">List</label>
+        <select class="form-control" name="cat">
+            {% for cat in categories %}
+                {% if cat['title'] == request.form['cat'] %}
+                    <option value="{{ request.form['cat'] }}" selected>
+                        {{ request.form['cat'] }}
+                    </option>
+
+                {% elif cat['title'] == todo['title'] %}
+                    <option value="{{ todo['title'] }}" selected>
+                        {{ todo['title'] }}
+                    </option>
+
+                {% else %}
+                    <option value="{{ cat['title'] }}">
+                        {{ cat['title'] }}
+                    </option>
+                {% endif %}
+            {% endfor %}
+        </select>
+    </div>
+    <div class="form-group">
+        <button type="submit" class="btn btn-primary">Submit</button>
+    </div>
+</form>
+{% endblock %}

templates/home.html

@@ -8,8 +8,28 @@
                 <h3>{{ category }}</h3>
             </div>
             <ul class="list-group list-group-flush">
+
                 {% for card in cards %}
-                    <li class="list-group-item">{{ card['content'] }}</li>
+                    <li class="list-group-card">{{ card['content'] }}</li>
+                    
+                    <div class="row">
+                        
+                        <div class="col-12 col-md-3">
+                            <a class="btn btn-warning btn-sm"
+                            href="{{ url_for('edit', id=card['id']) }}">Edit</a>
+                        </div>
+
+
+                        <div class="col-12 col-md-3">
+                            <form action="{{ url_for('delete', id=card['id']) }}"
+                                method="POST">
+                                <input type="submit" value="Delete"
+                                    class="btn btn-danger btn-sm">
+                            </form>
+                        </div>
+                    </div>
+
+                    <hr>
                 {% endfor %}
             </ul>
         </div>