mmumshad · Aufaajie · Jun 28, 2025 · Jun 29, 2025
diff --git a/sequence-login.puml b/sequence-login.puml
@@ -0,0 +1,17 @@
+@startuml sequence-login
+actor User
+participant "Login Page" as LoginPage
+participant "routes.py" as Route
+participant "models.py" as UserModel
+
+User -> LoginPage : open form
+User -> LoginPage : input username & password
+LoginPage -> Route : POST /login
+Route -> UserModel : validate_user()
+UserModel --> Route : user exists or not
+alt valid
+  Route --> LoginPage : redirect to dashboard
+else invalid
+  Route --> LoginPage : show error
+end
+@enduml
diff --git a/__pycache__/app.cpython-312.pyc b/__pycache__/app.cpython-312.pyc
diff --git a/app.py b/app.py
@@ -1,14 +1,47 @@
-import os
-from flask import Flask
+from flask import Flask, render_template, request, redirect, url_for, session
+
 app = Flask(__name__)
+app.secret_key = 'rahasia'  # untuk session
+
+# Data login dummy
+USER_CREDENTIALS = {
+    'admin': 'admin'
+}
 
 @app.route("/")
-def main():
-    return "Welcome!"
+def index():
+    return render_template("login.html")
+
+@app.route("/login", methods=["POST"])
+def login():
+    username = request.form["username"]
+    password = request.form["password"]
+    if username in USER_CREDENTIALS and USER_CREDENTIALS[username] == password:
+        session['user'] = username
+        return redirect(url_for('dashboard'))
+    return "Login gagal! <a href='/'>Coba lagi</a>"
+
+@app.route("/dashboard")
+def dashboard():
+    if 'user' not in session:
+        return redirect(url_for('index'))
+    return render_template("dashboard.html")
+
+@app.route("/create", methods=["GET", "POST"])
+def create():
+    if 'user' not in session:
+        return redirect(url_for('index'))
+    if request.method == "POST":
+        nama = request.form["nama"]
+        jumlah = request.form["jumlah"]
+        print(f"Data disimpan: {nama}, jumlah: {jumlah}")
+        return render_template("success.html")
+    return render_template("create.html")
 
-@app.route('/how are you')
-def hello():
-    return 'I am good, how about you?'
+@app.route("/logout")
+def logout():
+    session.pop('user', None)
+    return render_template("logout.html")
 
 if __name__ == "__main__":
-    app.run(host="0.0.0.0", port=8080)
+    app.run(host="0.0.0.0", port=8080)
diff --git a/classes_flask_app.puml b/classes_flask_app.puml
@@ -0,0 +1,3 @@
+@startuml classes_flask_app
+set namespaceSeparator none
+@enduml
diff --git a/filelist.txt b/filelist.txt
diff --git a/out/ sequence-login/sequence-login.png b/out/ sequence-login/sequence-login.png
diff --git a/out/classes_flask_app/classes_flask_app.png b/out/classes_flask_app/classes_flask_app.png
diff --git a/out/sequence-create-item/sequence-create-item.png b/out/sequence-create-item/sequence-create-item.png
diff --git a/sequence-create-item.puml b/sequence-create-item.puml
@@ -0,0 +1,13 @@
+@startuml sequence-create-item
+actor User
+participant "Create Item Page" as ItemPage
+participant "routes.py" as Route
+participant "models.py" as ItemModel
+
+User -> ItemPage : open form
+User -> ItemPage : input item data
+ItemPage -> Route : POST /create
+Route -> ItemModel : save new item
+ItemModel --> Route : success
+Route --> ItemPage : show confirmation
+@enduml
diff --git a/templates/create.html b/templates/create.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+<head><title>Buat Item</title></head>
+<body>
+    <h2>Form Buat Item</h2>
+    <form method="POST">
+        Nama: <input type="text" name="nama" required><br><br>
+        Jumlah: <input type="number" name="jumlah" required><br><br>
+        <input type="submit" value="Simpan">
+    </form>
+    <a href="{{ url_for('dashboard') }}">Kembali</a>
+</body>
+</html>
diff --git a/templates/dashboard.html b/templates/dashboard.html
@@ -0,0 +1,9 @@
+<!DOCTYPE html>
+<html>
+<head><title>Dashboard</title></head>
+<body>
+    <h2>Selamat datang, {{ session['user'] }}</h2>
+    <a href="{{ url_for('create') }}">Tambah Item</a><br>
+    <a href="{{ url_for('logout') }}">Logout</a>
+</body>
+</html>
diff --git a/templates/login.html b/templates/login.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html>
+<head><title>Login</title></head>
+<body>
+    <h2>Login</h2>
+    <form method="POST" action="{{ url_for('login') }}">
+        Username: <input type="text" name="username"><br><br>
+        Password: <input type="password" name="password"><br><br>
+        <input type="submit" value="Login">
+    </form>
+</body>
+</html>
diff --git a/templates/logout.html b/templates/logout.html
@@ -0,0 +1,8 @@
+<!DOCTYPE html>
+<html>
+<head><title>Logout</title></head>
+<body>
+    <h2>Anda telah logout</h2>
+    <a href="{{ url_for('index') }}">Login kembali</a>
+</body>
+</html>
diff --git a/templates/success.html b/templates/success.html
@@ -0,0 +1,8 @@
+<!DOCTYPE html>
+<html>
+<head><title>Berhasil</title></head>
+<body>
+    <h2>Item berhasil disimpan!</h2>
+    <a href="{{ url_for('dashboard') }}">Kembali ke Dashboard</a>
+</body>
+</html>