#!/bin/bash

echo "🎨 Creating app icon..."

# Create a temporary directory for icon generation
ICON_DIR="icon_temp"
mkdir -p "$ICON_DIR"

# Create a simple terminal icon using SF Symbols or generate programmatically
# We'll use sips and iconutil to create an icns file

# First, let's create a base PNG image using Python (available on macOS)
python3 << 'PYTHON_SCRIPT'
from PIL import Image, ImageDraw, ImageFont
import os

# Create icon directory
os.makedirs("icon_temp/AppIcon.iconset", exist_ok=True)

# Icon sizes needed for macOS
sizes = [16, 32, 64, 128, 256, 512, 1024]

for size in sizes:
    # Create image with dark background
    img = Image.new('RGB', (size, size), color='#282a36')
    draw = ImageDraw.Draw(img)
    
    # Draw a terminal-like window
    margin = size // 10
    
    # Window background (slightly lighter)
    draw.rectangle(
        [margin, margin, size - margin, size - margin],
        fill='#1e1f29',
        outline='#44475a',
        width=max(1, size // 128)
    )
    
    # Title bar
    title_height = size // 8
    draw.rectangle(
        [margin, margin, size - margin, margin + title_height],
        fill='#44475a'
    )
    
    # Traffic light buttons (macOS style)
    button_size = max(2, size // 40)
    button_y = margin + title_height // 2
    button_spacing = size // 20
    
    # Red button
    draw.ellipse(
        [margin + button_spacing, button_y - button_size,
         margin + button_spacing + button_size * 2, button_y + button_size],
        fill='#ff5555'
    )
    
    # Yellow button
    draw.ellipse(
        [margin + button_spacing * 2 + button_size * 2, button_y - button_size,
         margin + button_spacing * 2 + button_size * 4, button_y + button_size],
        fill='#f1fa8c'
    )
    
    # Green button
    draw.ellipse(
        [margin + button_spacing * 3 + button_size * 4, button_y - button_size,
         margin + button_spacing * 3 + button_size * 6, button_y + button_size],
        fill='#50fa7b'
    )
    
    # Terminal prompt symbol ">"
    prompt_size = size // 3
    prompt_x = size // 2 - prompt_size // 4
    prompt_y = size // 2 + title_height // 2
    
    # Draw a simple ">" prompt
    line_width = max(2, size // 32)
    draw.line(
        [prompt_x, prompt_y - prompt_size // 2,
         prompt_x + prompt_size // 2, prompt_y],
        fill='#50fa7b',
        width=line_width
    )
    draw.line(
        [prompt_x + prompt_size // 2, prompt_y,
         prompt_x, prompt_y + prompt_size // 2],
        fill='#50fa7b',
        width=line_width
    )
    
    # Draw cursor
    cursor_x = prompt_x + prompt_size // 2 + size // 10
    cursor_width = max(2, size // 32)
    cursor_height = prompt_size // 2
    draw.rectangle(
        [cursor_x, prompt_y - cursor_height // 2,
         cursor_x + cursor_width, prompt_y + cursor_height // 2],
        fill='#f8f8f2'
    )
    
    # Save standard size
    img.save(f"icon_temp/AppIcon.iconset/icon_{size}x{size}.png")
    
    # Save @2x version for retina
    if size <= 512:
        img_2x = img.resize((size * 2, size * 2), Image.Resampling.LANCZOS)
        img_2x.save(f"icon_temp/AppIcon.iconset/icon_{size}x{size}@2x.png")

print("✅ Icon images generated")
PYTHON_SCRIPT

# Check if Python script succeeded
if [ $? -ne 0 ]; then
    echo "⚠️  PIL not available, creating simple icon..."
    
    # Fallback: Create a simple colored square
    mkdir -p "$ICON_DIR/AppIcon.iconset"
    
    for size in 16 32 64 128 256 512 1024; do
        # Create a simple gradient icon using sips
        sips -z $size $size /System/Library/CoreServices/CoreTypes.bundle/Contents/Resources/ExecutableBinaryIcon.icns \
            --out "$ICON_DIR/AppIcon.iconset/icon_${size}x${size}.png" 2>/dev/null
        
        if [ $size -le 512 ]; then
            size2=$((size * 2))
            sips -z $size2 $size2 /System/Library/CoreServices/CoreTypes.bundle/Contents/Resources/ExecutableBinaryIcon.icns \
                --out "$ICON_DIR/AppIcon.iconset/icon_${size}x${size}@2x.png" 2>/dev/null
        fi
    done
fi

# Convert iconset to icns
echo "🔨 Converting to .icns format..."
iconutil -c icns "$ICON_DIR/AppIcon.iconset" -o AppIcon.icns

if [ -f "AppIcon.icns" ]; then
    echo "✅ Icon created: AppIcon.icns"
    
    # Update the build script to include the icon
    echo "📝 Updating build script to include icon..."
    
    # Clean up
    rm -rf "$ICON_DIR"
    
    echo ""
    echo "✅ Icon ready! Rebuild the app to include it."
    echo "   Run: ./build.sh"
else
    echo "❌ Failed to create icon"
    rm -rf "$ICON_DIR"
    exit 1
fi