Record pages on existing books

Very very minimal and also very ugly
2022-09-01 15:57:49 +02:00 · 2022-09-01 15:57:49 +02:00 · 2fdcc2f6c1
commit 2fdcc2f6c1
4 changed files with 113 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1 @@
+__pycache__
--- a/app.py
+++ b/app.py
@ -0,0 +1,58 @@
+import logging
+import psycopg2
+import psycopg2.extras
+
+from flask import Flask, render_template, g, redirect, request, url_for
+
+logging.basicConfig(format="%(asctime)s %(levelname)s %(name)s %(lineno)d | %(message)s", level=logging.DEBUG)
+
+app = Flask(__name__)
+
+log = logging.getLogger(__name__)
+
+@app.route("/")
+def home():
+    csr = get_cursor()
+    csr.execute("select * from books where current")
+    books = csr.fetchall()
+    return render_template("home.html", books=books)
+
+@app.route("/book/<id>")
+def book(id):
+    csr = get_cursor()
+    csr.execute("select * from books where id = %s", (id,))
+    book = csr.fetchone()
+    csr.execute("select * from bookmarks where book = %s order by ts desc", (id,))
+    bookmarks = csr.fetchall()
+    return render_template("book.html", book=book, bookmarks=bookmarks)
+
+@app.route("/book/<id>/mark", methods=["POST"])
+def bookmark(id):
+    page = request.form["page"]
+    csr = get_cursor()
+    csr.execute("insert into bookmarks(book, page) values(%s, %s)", (id, page,))
+    return redirect(url_for("book", id=id), code=303)
+
+def get_cursor():
+    db = get_db()
+    csr = db.cursor(cursor_factory=psycopg2.extras.NamedTupleCursor)
+    return csr
+
+def get_db():
+    if "db" not in g:
+        g.db = psycopg2.connect(dbname="lesetagebuch")
+    return g.db
+
+@app.teardown_appcontext
+def teardown_db(exception):
+    log.info("in teardown_db: exception = %s", exception)
+    db = g.pop('db', None)
+    if db is not None:
+        if not exception:
+            try:
+                db.commit()
+            except:
+                pass
+        db.rollback()
+        db.close()
+
--- a/templates/book.html
+++ b/templates/book.html
@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <meta charset="utf-8">
+    <title> Lesetagebuch: {{book.title}} </title>
+    <style>
+      table.bookmarks {
+        width: clamp(24ch, 90vw, 80ch)
+      }
+      td.pagenr {
+        text-align: right;
+      }
+    </style>
+  </head>
+  <body>
+    <h1>{{ book.title }}</h1>
+    <form method="post" action="{{ url_for('bookmark', id=book.id) }}">
+      <input name="page">
+      <input type="submit">
+    </form>
+    <table class="bookmarks">
+    {% for bookmark in bookmarks %}
+      <tr>
+        <td class="timestamp">
+          {{bookmark.ts.strftime("%Y-%m-%d %H:%M%z")}}
+        </td>
+        <td class="pagenr">
+          {{bookmark.page}}
+        </td>
+      </tr>
+    {% endfor %}
+    </table>
+  </body>
+</html>
+
--- a/templates/home.html
+++ b/templates/home.html
@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <meta charset="utf-8">
+    <title> Lesetagebuch </title>
+  </head>
+  <body>
+    <ul>
+    {% for book in books %}
+      <li>
+        <a href="/book/{{book.id}}">{{ book.title }}</a>
+      </li>
+
+    {% endfor %}
+    </ul>
+  </body>
+</html>