#!/bin/bash
# iOS Test App Build and Deploy Script
# Builds and deploys the DailyNotification iOS test app to iOS Simulator

set -e

# Colors for output
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m' # No Color

log_info() {
    echo -e "${GREEN}[INFO]${NC} $1"
}

log_warn() {
    echo -e "${YELLOW}[WARN]${NC} $1"
}

log_error() {
    echo -e "${RED}[ERROR]${NC} $1"
}

log_step() {
    echo -e "${BLUE}[STEP]${NC} $1"
}

# Check if we're in the right directory
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
TEST_APP_DIR="$(dirname "$SCRIPT_DIR")"

if [ ! -d "$TEST_APP_DIR/App" ]; then
    log_error "App directory not found at $TEST_APP_DIR/App"
    log_info "Please run setup first (see SETUP.md)"
    exit 1
fi

cd "$TEST_APP_DIR"

# Check prerequisites
log_step "Checking prerequisites..."

if ! command -v xcodebuild &> /dev/null; then
    log_error "xcodebuild not found. Install Xcode command line tools:"
    log_info "  xcode-select --install"
    exit 1
fi

# Check for CocoaPods (try multiple locations)
POD_CMD=""
if command -v pod &> /dev/null; then
    POD_CMD="pod"
elif [ -f ~/.rbenv/shims/pod ]; then
    POD_CMD="~/.rbenv/shims/pod"
elif [ -f ~/.gem/bin/pod ]; then
    POD_CMD="~/.gem/bin/pod"
else
    log_error "CocoaPods not found."
    log_info ""
    log_info "Installation options:"
    log_info "  1. Using rbenv (recommended):"
    log_info "     rbenv install 3.1.0"
    log_info "     rbenv global 3.1.0"
    log_info "     gem install cocoapods"
    log_info ""
    log_info "  2. Using system Ruby (requires Ruby 3.1+):"
    log_info "     gem install cocoapods"
    log_info ""
    log_info "  3. Using Homebrew:"
    log_info "     brew install cocoapods"
    log_info ""
    log_info "Current Ruby version: $(ruby --version 2>/dev/null || echo 'not found')"
    exit 1
fi

log_info "Using CocoaPods: $POD_CMD"

# Get simulator device (default to first available iPhone, or user-specified)
if [ -z "$1" ]; then
    # Auto-detect first available iPhone simulator
    SIMULATOR_DEVICE=$(xcrun simctl list devices available | grep -i "iPhone" | head -1 | sed 's/.*(\(.*\))/\1/' | xargs || echo "")
    if [ -z "$SIMULATOR_DEVICE" ]; then
        # Fallback to generic simulator
        SIMULATOR_DEVICE="Any iOS Simulator Device"
        log_warn "No iPhone simulators found, using generic destination"
    else
        log_info "Auto-detected simulator: $SIMULATOR_DEVICE"
    fi
else
    SIMULATOR_DEVICE="$1"
    log_info "Using specified simulator: $SIMULATOR_DEVICE"
fi

# Boot simulator (only if specific device name provided)
if [ "$SIMULATOR_DEVICE" != "Any iOS Simulator Device" ] && [ "$SIMULATOR_DEVICE" != "generic/platform=iOS Simulator" ]; then
    log_step "Booting simulator..."
    if xcrun simctl list devices | grep -q "$SIMULATOR_DEVICE.*Booted"; then
        log_info "Simulator already booted"
    else
        if xcrun simctl boot "$SIMULATOR_DEVICE" 2>/dev/null; then
            log_info "✓ Simulator booted"
        else
            log_warn "Could not boot simulator automatically"
            log_info "Opening Simulator app... (you may need to select device manually)"
            open -a Simulator
            sleep 5
        fi
    fi
fi

# Install CocoaPods dependencies
log_step "Installing CocoaPods dependencies..."
cd App
export LANG=en_US.UTF-8  # Required for CocoaPods

if [ ! -f "Podfile.lock" ] || [ "Podfile" -nt "Podfile.lock" ]; then
    if eval "$POD_CMD install"; then
        log_info "✓ CocoaPods dependencies installed"
    else
        log_error "Failed to install CocoaPods dependencies"
        log_info "Try running manually: export LANG=en_US.UTF-8 && $POD_CMD install"
        exit 1
    fi
else
    log_info "CocoaPods dependencies up to date"
fi

# Build iOS app
log_step "Building iOS app..."
WORKSPACE="App.xcworkspace"
SCHEME="App"
CONFIG="Debug"
SDK="iphonesimulator"

# Use generic destination if device name is generic, otherwise use specific device
if [ "$SIMULATOR_DEVICE" = "Any iOS Simulator Device" ] || [ "$SIMULATOR_DEVICE" = "generic/platform=iOS Simulator" ]; then
    DESTINATION="generic/platform=iOS Simulator"
else
    DESTINATION="platform=iOS Simulator,name=$SIMULATOR_DEVICE"
fi

log_info "Build destination: $DESTINATION"

xcodebuild -workspace "$WORKSPACE" \
    -scheme "$SCHEME" \
    -configuration "$CONFIG" \
    -sdk "$SDK" \
    -destination "$DESTINATION" \
    -derivedDataPath build/derivedData \
    CODE_SIGN_IDENTITY='' \
    CODE_SIGNING_REQUIRED=NO \
    CODE_SIGNING_ALLOWED=NO \
    clean build

# Find built app
APP_PATH=$(find build/derivedData -name "*.app" -type d -path "*/Build/Products/*-iphonesimulator/*.app" | head -1)

if [ -z "$APP_PATH" ]; then
    log_error "Could not find built app"
    log_info "Searching in: build/derivedData"
    exit 1
fi

log_info "Found app: $APP_PATH"

# Install app on simulator
log_step "Installing app on simulator..."
if xcrun simctl install booted "$APP_PATH"; then
    log_info "✓ App installed"
else
    log_error "Failed to install app"
    exit 1
fi

# Get bundle identifier
BUNDLE_ID=$(plutil -extract CFBundleIdentifier raw App/Info.plist 2>/dev/null || echo "com.timesafari.dailynotification")
log_info "Bundle ID: $BUNDLE_ID"

# Launch app
log_step "Launching app..."
if xcrun simctl launch booted "$BUNDLE_ID"; then
    log_info "✓ App launched"
else
    log_warn "App may already be running"
fi

log_info ""
log_info "✅ Build and deploy complete!"
log_info ""
log_info "To view logs:"
log_info "  xcrun simctl spawn booted log stream"
log_info ""
log_info "To uninstall app:"
log_info "  xcrun simctl uninstall booted $BUNDLE_ID"