From f49b814ab40c1acc1ab11ca6e6fc8b2319f24f8e Mon Sep 17 00:00:00 2001
From: Yousef Allam <yalla@odoo.com>
Date: Tue, 25 Aug 2026 16:32:07 +0200
Subject: [PATCH] [ADD] awesome_owl: Chapter 1 done

Added Counters and Todo list
---
 awesome_owl/static/src/card/card.js        | 19 ++++++++++++
 awesome_owl/static/src/card/card.xml       | 21 +++++++++++++
 awesome_owl/static/src/counter/counter.js  | 18 +++++++++++
 awesome_owl/static/src/counter/counter.xml | 13 ++++++++
 awesome_owl/static/src/playground.js       | 17 +++++++++-
 awesome_owl/static/src/playground.xml      | 21 +++++++++++--
 awesome_owl/static/src/todo/todoItem.js    | 15 +++++++++
 awesome_owl/static/src/todo/todoItem.xml   | 16 ++++++++++
 awesome_owl/static/src/todo/todoList.js    | 36 ++++++++++++++++++++++
 awesome_owl/static/src/todo/todoList.xml   | 13 ++++++++
 awesome_owl/static/src/utils.js            | 13 ++++++++
 11 files changed, 198 insertions(+), 4 deletions(-)
 create mode 100644 awesome_owl/static/src/card/card.js
 create mode 100644 awesome_owl/static/src/card/card.xml
 create mode 100644 awesome_owl/static/src/counter/counter.js
 create mode 100644 awesome_owl/static/src/counter/counter.xml
 create mode 100644 awesome_owl/static/src/todo/todoItem.js
 create mode 100644 awesome_owl/static/src/todo/todoItem.xml
 create mode 100644 awesome_owl/static/src/todo/todoList.js
 create mode 100644 awesome_owl/static/src/todo/todoList.xml
 create mode 100644 awesome_owl/static/src/utils.js

diff --git a/awesome_owl/static/src/card/card.js b/awesome_owl/static/src/card/card.js
new file mode 100644
index 00000000000..d73f13a37e2
--- /dev/null
+++ b/awesome_owl/static/src/card/card.js
@@ -0,0 +1,19 @@
+import { Component, useState } from "@odoo/owl";
+
+export class Card extends Component {
+    static template = "awesome_owl.card";
+    static props = {
+        title: { type: String },
+        slots: { type: Object, optional: true },
+    };
+
+    setup() {
+        this.state = useState({
+            isOpen: true,
+        });
+    }
+
+    onToggle() {
+        this.state.isOpen = !this.state.isOpen;
+    }
+}
diff --git a/awesome_owl/static/src/card/card.xml b/awesome_owl/static/src/card/card.xml
new file mode 100644
index 00000000000..6e898945b4e
--- /dev/null
+++ b/awesome_owl/static/src/card/card.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<templates xml:space="preserve">
+
+    <t t-name="awesome_owl.card">
+        <div class="card m-2">
+            <div class="card-header d-flex justify-content-between align-items-center">
+                <h5 class="card-title m-0">
+                    <t t-esc="props.title"/>
+                </h5>
+                <button class="btn btn-light ml-2" t-on-click="onToggle">Toggle</button> 
+            </div>
+            
+            <div class="card-body">
+                <div t-att-class="state.isOpen ? 'd-inline-block' : 'd-none'">
+                    <t t-slot="default"  />
+                </div>
+            </div>
+        </div>
+    </t>
+
+</templates>
diff --git a/awesome_owl/static/src/counter/counter.js b/awesome_owl/static/src/counter/counter.js
new file mode 100644
index 00000000000..e53aafbb2bf
--- /dev/null
+++ b/awesome_owl/static/src/counter/counter.js
@@ -0,0 +1,18 @@
+import { Component, useState } from "@odoo/owl";
+
+export class Counter extends Component {
+    static template = "awesome_owl.counter";
+    static props = {
+        onChange: { type: Function, optional: true },
+    };
+
+    setup() {
+        this.state = useState({
+            count: 0,
+        });
+    }
+
+    increment() {
+        this.props.onChange?.(++this.state.count);
+    }
+}
diff --git a/awesome_owl/static/src/counter/counter.xml b/awesome_owl/static/src/counter/counter.xml
new file mode 100644
index 00000000000..3e062458945
--- /dev/null
+++ b/awesome_owl/static/src/counter/counter.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<templates xml:space="preserve">
+
+    <t t-name="awesome_owl.counter">
+        <div>
+            <p>
+                <t t-esc="state.count"/>
+            </p>
+            <button class="btn" t-on-click="increment">Increment</button>
+        </div>
+    </t>
+
+</templates>
diff --git a/awesome_owl/static/src/playground.js b/awesome_owl/static/src/playground.js
index 4ac769b0aa5..129d8faef04 100644
--- a/awesome_owl/static/src/playground.js
+++ b/awesome_owl/static/src/playground.js
@@ -1,5 +1,20 @@
-import { Component } from "@odoo/owl";
+import { Component, useState } from "@odoo/owl";
+import { Counter } from "./counter/counter";
+import { Card } from "./card/card";
+import { TodoList } from "./todo/todoList";
 
 export class Playground extends Component {
     static template = "awesome_owl.playground";
+    static components = { Counter, Card, TodoList };
+
+    setup() {
+        this.state = useState({
+            sum: 0,
+        });
+    }
+
+    incrementSum(count) {
+        this.state.sum += 1;
+    }
+
 }
diff --git a/awesome_owl/static/src/playground.xml b/awesome_owl/static/src/playground.xml
index 4fb905d59f9..a3b39899e6d 100644
--- a/awesome_owl/static/src/playground.xml
+++ b/awesome_owl/static/src/playground.xml
@@ -1,9 +1,24 @@
-<?xml version="1.0" encoding="UTF-8" ?>
+<?xml version="1.0" encoding="UTF-8"?>
 <templates xml:space="preserve">
 
     <t t-name="awesome_owl.playground">
-        <div class="p-3">
-            hello world
+        <div class="d-flex align-items-start gap-3 p-3">
+            <Card title="'Counters'">
+                <Card title="'Counter 1'">
+                    <Counter onChange.bind="this.incrementSum"/>
+                </Card>
+                <Card title="'Counter 2'">
+                    <Counter onChange.bind="this.incrementSum"/>
+                </Card>
+                <div>
+                    <p>Sum: <t t-esc="state.sum"/>
+                    </p>
+                </div>
+            </Card>
+            
+            <Card title="'Todo List'">
+                <TodoList />
+            </Card>
         </div>
     </t>
 
diff --git a/awesome_owl/static/src/todo/todoItem.js b/awesome_owl/static/src/todo/todoItem.js
new file mode 100644
index 00000000000..afc46c3cab8
--- /dev/null
+++ b/awesome_owl/static/src/todo/todoItem.js
@@ -0,0 +1,15 @@
+import { Component, markup } from "@odoo/owl";
+import { Counter } from "../counter/counter";
+
+export class TodoItem extends Component {
+    static template = "awesome_owl.todoItem";
+    static components = { Counter };
+    static props = {
+        id: { type: Number },
+        description: { type: String },
+        isCompleted: { type: Boolean},
+        toggleState: { type: Function, optional: true },
+        removeTodo: { type: Function, optional: true },
+    };
+
+}
diff --git a/awesome_owl/static/src/todo/todoItem.xml b/awesome_owl/static/src/todo/todoItem.xml
new file mode 100644
index 00000000000..cadd6b1366f
--- /dev/null
+++ b/awesome_owl/static/src/todo/todoItem.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<templates xml:space="preserve">
+
+    <t t-name="awesome_owl.todoItem">
+        <div class="d-flex flex-row gap-2 justify-center align-items-center">
+            <input type="checkbox" t-att-checked="props.isCompleted" t-on-click="props.toggleState" />
+            <label t-att-class="{'text-muted text-decoration-line-through': props.isCompleted}">
+                <t t-esc="props.id" />
+                <span>.</span>
+                <t t-esc="props.description"/>
+            </label>
+            <span class="fa fa-remove" t-on-click=" props.removeTodo"/>
+        </div>
+    </t>
+
+</templates>
diff --git a/awesome_owl/static/src/todo/todoList.js b/awesome_owl/static/src/todo/todoList.js
new file mode 100644
index 00000000000..547a681e662
--- /dev/null
+++ b/awesome_owl/static/src/todo/todoList.js
@@ -0,0 +1,36 @@
+import { Component, useState } from "@odoo/owl";
+import { TodoItem } from "./todoItem";
+import { useAutoFocus } from "../utils";
+
+export class TodoList extends Component {
+    static template = "awesome_owl.todoList";
+    static components = { TodoItem };
+    
+    setup() {
+        this.state = useState({todos: []});
+        this.idCounter = 1;
+        this.addTodoRef = useAutoFocus();
+    }
+
+    onAddTodo(ev) {
+        if (ev.key == "Enter" && ev.target.value.trim() !== "") {
+            const newTodo = {
+                id: this.idCounter++,
+                description: ev.target.value,
+                isCompleted: false,
+            };
+
+            this.state.todos.push(newTodo);
+            ev.target.value = "";
+        } 
+    }
+
+    toggleState(todoId) {
+        const todo = this.state.todos?.find((t) => t.id === todoId);
+        if (todo) todo.isCompleted = !todo.isCompleted;
+    }
+
+    removeTodo(todoId) {
+        this.state.todos = this.state.todos?.filter((t) => t.id !== todoId);
+    }  
+}
diff --git a/awesome_owl/static/src/todo/todoList.xml b/awesome_owl/static/src/todo/todoList.xml
new file mode 100644
index 00000000000..6a37f19dc81
--- /dev/null
+++ b/awesome_owl/static/src/todo/todoList.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<templates xml:space="preserve">
+
+    <t t-name="awesome_owl.todoList">
+        <input t-ref="add-todo-input" type="text" t-on-keyup="onAddTodo" placeholder="Add a new todo" class="form-control mb-2"/>
+        <div class="card d-inline-block m-2 p-2" style="width: 14rem;">
+            <div t-foreach="state.todos" t-as="i" t-key="i.id">
+                <TodoItem id="i.id" description="i.description" isCompleted="i.isCompleted" toggleState="() => this.toggleState(i.id)" removeTodo="() => this.removeTodo(i.id)"/>
+            </div>
+        </div>
+    </t>
+
+</templates>
diff --git a/awesome_owl/static/src/utils.js b/awesome_owl/static/src/utils.js
new file mode 100644
index 00000000000..001515a3200
--- /dev/null
+++ b/awesome_owl/static/src/utils.js
@@ -0,0 +1,13 @@
+import { onMounted, useRef } from "@odoo/owl";
+
+export function useAutoFocus() {
+    const ref = useRef("add-todo-input");
+    
+    onMounted(() => {
+        if (ref.el) {
+            ref.el.focus();
+        }
+    });
+    
+    return ref;
+}