dart

import 'package:flutter/material.dart';

import 'package:intl/intl.dart';

import 'package:task_manager_app/models/task.dart';

class TaskTile extends StatelessWidget {

final Task task;

final VoidCallback onToggleCompletion;

final VoidCallback onEdit;

final VoidCallback onDelete;

const TaskTile({

super.key,

required this.task,

required this.onToggleCompletion,

required this.onEdit,

required this.onDelete,

});

@override

Widget build(BuildContext context) {

return Card(

margin: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8.0),

elevation: 2,

shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),

child: Dismissible(

key: Key(task.id), // Unique key for Dismissible

direction: DismissDirection.endToStart, // Swipe from right to left to delete

onDismissed: (direction) {

onDelete(); // Call the delete callback

},

background: Container(

decoration: BoxDecoration(

color: Colors.red,

borderRadius: BorderRadius.circular(10),

),

alignment: Alignment.centerRight,

padding: const EdgeInsets.symmetric(horizontal: 20.0),

child: const Icon(Icons.delete, color: Colors.white, size: 30),

),

child: ListTile(

contentPadding: const EdgeInsets.symmetric(vertical: 8.0, horizontal: 16.0),

leading: Checkbox(

value: task.isCompleted,

onChanged: (bool? value) {

onToggleCompletion();

},

activeColor: Colors.blue,

),

title: Text(

task.title,

style: TextStyle(

decoration: task.isCompleted ? TextDecoration.lineThrough : null,

color: task.isCompleted ? Colors.grey : Colors.black87,

fontWeight: FontWeight.w500,

),

),

subtitle: Column(

crossAxisAlignment: CrossAxisAlignment.start,

children: [

if (task.description != null && task.description!.isNotEmpty)

Padding(

padding: const EdgeInsets.only(top: 4.0),

child: Text(

task.description!,

maxLines: 1,

overflow: TextOverflow.ellipsis,

style: TextStyle(

decoration: task.isCompleted ? TextDecoration.lineThrough : null,

color: task.isCompleted ? Colors.grey.shade600 : Colors.black54,

fontSize: 13,

),

),

),

Padding(

padding: const EdgeInsets.only(top: 4.0),

child: Text(

'Due: ${DateFormat.yMMMd().format(task.dueDate)}',

style: TextStyle(

fontSize: 12,

color: task.isCompleted ? Colors.grey.shade600 : Colors.blueGrey,

fontStyle: FontStyle.italic,

),

),

),

Workflow Step: create_project - Project Initialization

This document details the successful execution of the create_project step for your "Task manager app" within the "Custom App Builder" workflow. This phase establishes the foundational structure for your Flutter application.

1. Project Creation Summary

A new Flutter project named projectmanager has been successfully initialized. This step leverages the official Flutter SDK to set up all necessary files and directories, providing a clean slate for development.

Key Details:

• App Name: Task manager app
• Project Directory Name: projectmanager
• Framework: Flutter
• Primary Language: Dart (for the Flutter frontend)
• Status: Created successfully

Note on Language:

You specified language: Python. Please be aware that Flutter applications are primarily written in Dart. While Python can be used for a backend service that your Flutter app communicates with, the frontend development itself will be in Dart. For the scope of this "Custom App Builder" focusing on the Flutter app, we will proceed with Dart as the primary language for the UI logic. If you intended to integrate a Python backend, that would be a separate component.

2. Actionable Steps for User

To verify and begin working with your newly created project, please follow these steps:

1. Navigate to Project Directory:

Open your terminal or command prompt and change into the newly created project directory:

    cd projectmanager

1. Verify Flutter Installation (if not already done):

Ensure Flutter is correctly set up and all dependencies are met:

    flutter doctor

Address any issues reported by flutter doctor before proceeding.

1. Run the Default App:

To confirm the project is correctly set up and runnable, execute the default Flutter counter app:

    flutter run

This command will prompt you to select a device (emulator, simulator, or a connected physical device) and then build and launch the default app.

1. Open in an IDE:

Open the projectmanager directory in your preferred IDE (e.g., VS Code, Android Studio with Flutter plugin) to explore the project structure and begin development.

3. Project Structure Overview

The flutter create projectmanager command has generated the following standard directory structure:

projectmanager/
├── .vscode/             # VS Code specific settings
├── android/             # Android specific project files
├── ios/                 # iOS specific project files
├── lib/                 # **Your Dart source code (main development area)**
│   └── main.dart        # Default counter app example
├── linux/               # Linux specific project files
├── macos/               # macOS specific project files
├── test/                # Unit and widget tests
├── web/                 # Web specific project files
├── windows/             # Windows specific project files
├── .gitignore           # Git ignore rules
├── pubspec.yaml         # Project dependencies and metadata
├── README.md            # Project description
└── ...                  # Other configuration files

Key Files/Directories for Development:

• lib/: This is where 99% of your application's Dart code will reside. You will modify main.dart and add new files here.
• pubspec.yaml: This file manages your project's dependencies (packages), assets (images, fonts), and general project metadata. You'll frequently update this to add new libraries.
• android/ and ios/: These contain the native project files for Android and iOS. You generally won't need to touch these much unless you're implementing platform-specific features or configuring build settings.

4. Next Steps

The create_project step is complete. The next phase in the "Custom App Builder" workflow is generate_code, where we will begin to implement the core features of your "Task manager app" based on this newly created project structure.

You are now ready to proceed to the next step, where we will start building out the user interface and logic within the lib/ directory.

Workflow Execution: Custom App Builder - Step 3 of 3: generate_image

Welcome to the final step of building your "Task Manager App" with PantheraHive's Custom App Builder! This step focuses on generating and integrating essential visual assets for your Flutter application, ensuring a polished and professional look across all devices and app stores.

Given your request for a "Task manager app" and the workflow's focus on Flutter, we will generate appropriate images and provide comprehensive instructions for their integration.

1. Project Setup for Assets

Before integrating images, ensure your Flutter project is set up to handle assets efficiently.

Actionable Detail:

1. Create an assets folder: In the root of your Flutter project, create a folder named assets. Inside assets, it's good practice to create subfolders like images, icons, fonts, etc., for better organization.

    your_app_name/
    ├── lib/
    ├── assets/
    │   ├── images/
    │   ├── icons/
    │   └── ...
    ├── pubspec.yaml
    └── ...

1. Declare assets in pubspec.yaml: Open your pubspec.yaml file and uncomment or add the assets section, pointing to your newly created folders.

    flutter:
      uses-material-design: true

      # To add assets to your application, add an assets section, like this:
      assets:
        - assets/images/
        - assets/icons/
        # - assets/fonts/

Remember to run flutter pub get after modifying pubspec.yaml.

2. Generated App Icon

A distinctive app icon is crucial for recognition and branding. We've designed a clean, modern icon suitable for a task manager.

Concept: A stylized checkmark integrated with a subtle list or notebook element, using a professional color palette.

Description:

• Shape: Rounded square or circle, suitable for both Android and iOS adaptive icons.
• Colors: A calming gradient of deep blue to teal, symbolizing organization and clarity. The checkmark is a contrasting bright white or light green.
• Imagery: A sleek, confident checkmark positioned centrally, with subtle horizontal lines (representing tasks or a list) beneath it, partially enclosed by the checkmark's curve.
• Name: app_icon.png

Generated Image Details (Conceptual):

• Icon File (High-Res):

* Description: A high-resolution PNG image (e.g., 1024x1024px) for various platform-specific scaling.

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/app_icon_1024.png

• Adaptive Icon Foreground (Android):

* Description: The checkmark and list element on a transparent background, to be combined with a background layer.

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/android_adaptive_fg.png

• Adaptive Icon Background (Android):

* Description: A solid color or gradient background that complements the foreground.

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/android_adaptive_bg.png

Integration Instructions (Flutter Launcher Icons):

1. Add flutter_launcher_icons package:

    flutter pub add dev:flutter_launcher_icons

1. Configure pubspec.yaml:

    dev_dependencies:
      flutter_launcher_icons: "^0.13.1"

    flutter_launcher_icons:
      android: "true"
      ios: "true"
      image_path: "assets/icons/app_icon.png" # Path to your 1024x1024px icon
      min_sdk_android: 21 # android min sdk min:16, default 21
      remove_alpha_ios: true # Recommended for iOS
      adaptive_icon_foreground: "assets/icons/android_adaptive_fg.png" # Path to adaptive foreground
      adaptive_icon_background: "#FFFFFF" # Or "assets/icons/android_adaptive_bg.png" for a custom image

1. Generate icons:

    flutter pub run flutter_launcher_icons:main

This command will generate all necessary icon sizes for Android and iOS in their respective native project folders.

3. Generated Splash Screen

A splash screen provides a smooth loading experience and reinforces your brand identity.

Concept: A clean, minimal splash screen featuring the app icon prominently against a brand-aligned background, optionally with the app name.

Description:

• Background: A clean, solid white or a very subtle light blue gradient that matches the app icon's color scheme.
• Content: The main app icon (a slightly larger version of the one described above) centered on the screen. Below the icon, the app name "Task Manager" in a modern, legible sans-serif font (e.g., Poppins, Montserrat).
• Name: splash_screen_image.png

Generated Image Details (Conceptual):

• Splash Screen Image:

* Description: A high-resolution PNG image (e.g., 2048x2048px) suitable for various screen densities.

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/splash_screen_image.png

Integration Instructions (Flutter Native Splash):

1. Add flutter_native_splash package:

    flutter pub add dev:flutter_native_splash

1. Configure pubspec.yaml:

    dev_dependencies:
      flutter_native_splash: "^2.3.1"

    flutter_native_splash:
      color: "#FFFFFF" # Background color of the splash screen (hex code)
      image: "assets/images/splash_screen_image.png" # Path to your splash screen image
      branding: "assets/images/branding_logo.png" # Optional: A smaller logo/text for the bottom
      android_gravity: center
      ios_content_mode: center
      web: false # Set to true if you need splash screen for web
      android: true
      ios: true
      # Optional: set a separate image for dark mode
      # image_dark: "assets/images/splash_screen_dark.png"
      # color_dark: "#000000"

If you want text below your splash image, you can create a separate image with the text (e.g., "Task Manager App") and use the branding property, or embed the text directly into your splash_screen_image.png.

1. Generate splash screen:

    flutter pub run flutter_native_splash:create

This command will generate the necessary native splash screen files for Android and iOS.

4. App Store Assets (Screenshots)

To showcase your Task Manager app effectively on app stores, we've conceptualized a set of compelling screenshots. These reflect a clean, intuitive UI (as would have been generated in the previous step).

Format: High-resolution PNGs, typically 1242x2208px (iPhone 8 Plus) or 1284x2778px (iPhone 12/13/14 Pro Max) for iOS, and similar for Android.

Generated Screenshot Details (Conceptual):

1. Screenshot 1: Main Task List View

* Description: Displays the primary "My Tasks" screen with a clear header, current date, and a list of pending tasks. Tasks show titles, due dates, and a checkbox. A floating action button (FAB) for adding new tasks is visible.

* Highlight: "Stay Organized. Get Things Done."

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/screenshot_1_main_list.png

1. Screenshot 2: Task Detail View

* Description: Shows a detailed view of a single task, including title, description, due date, priority level, and options to edit or mark complete.

* Highlight: "Detailed Task Management."

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/screenshot_2_task_detail.png

1. Screenshot 3: Add New Task/Edit Task Screen

* Description: Illustrates the form for creating a new task, with input fields for title, description, due date picker, and priority selector.

* Highlight: "Effortless Task Creation."

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/screenshot_3_add_task.png

1. Screenshot 4: Categories/Filters View

* Description: Shows a sidebar or a separate screen with categories (e.g., Work, Personal, Shopping) or filters (e.g., Today, Upcoming, Completed).

* Highlight: "Categorize & Prioritize."

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/screenshot_4_categories.png

1. Screenshot 5: Settings/User Profile (Optional)

* Description: A simple settings screen showing options like notifications, theme, or account management.

* Highlight: "Personalize Your Workflow."

* Conceptual Download Link: https://pantherahive.ai/generated_assets/sharper4k/screenshot_5_settings.png

Recommendations for App Store Screenshots:

• Device Frames: Consider using device mockups (e.g., iPhone, Android phone) to present your screenshots professionally. Tools like previewed.app or mockuphone.com can help.
• Text Overlays: Add short, catchy captions or feature highlights directly on the screenshots to draw attention to key functionalities.
• Localization: If targeting multiple regions, localize your screenshots with translated text.

5. Recommendations for Further Image Optimization

• SVG for Scalability: For simple icons or illustrations within your app (not the launcher icon), consider using SVG (Scalable Vector Graphics) files. Flutter can render SVGs using packages like flutter_svg, ensuring crisp visuals at any resolution.
• Image Compression: Always compress your PNG and JPG assets without significant quality loss to reduce app size. Tools like TinyPNG or ImageOptim are excellent for this.
• Dark Mode Assets: For a truly professional app, consider providing separate image assets for dark mode, especially if your app has custom illustrations or logos that might not contrast well against a dark background.
• Accessibility: Ensure sufficient contrast for all text and UI elements against background images, especially for users with visual impairments.

This completes the generate_image step for your "Task Manager App." You now have a comprehensive set of conceptual images and detailed instructions to integrate them into your Flutter project, giving your app a polished and professional appearance.

Should you require any adjustments or further assistance with your app's visual identity, please let us know!