.PHONY: all clean download extract deb help

# Variables
GITHUB_REPO = zed-industries/zed
ARCH = x86_64
ARCHIVE_NAME = zed-linux-$(ARCH).tar.gz
BUILD_DIR = build
EXTRACT_DIR = $(BUILD_DIR)/extracted
DEB_DIR = $(BUILD_DIR)/deb
CONTROL_DIR = $(DEB_DIR)/DEBIAN

# Determine the latest stable version
VERSION := $(shell curl -s https://api.github.com/repos/$(GITHUB_REPO)/releases/latest | jq -r '.tag_name' | sed 's/^v//')
DOWNLOAD_URL := $(shell curl -s https://api.github.com/repos/$(GITHUB_REPO)/releases/latest | jq -r '.assets[] | select(.name == "$(ARCHIVE_NAME)") | .browser_download_url')

# Package name
PACKAGE_NAME = zed-editor
DEB_FILE = $(BUILD_DIR)/$(PACKAGE_NAME)_$(VERSION)_amd64.deb

all: deb

help:
	@echo "Makefile to create a .deb package for Zed Editor"
	@echo ""
	@echo "Available targets:"
	@echo "  all       - Build the .deb package (default target)"
	@echo "  download  - Download the archive from GitHub"
	@echo "  extract   - Extract the archive"
	@echo "  deb       - Create the .deb package"
	@echo "  clean     - Clean up temporary files"
	@echo "  help      - Display this help"
	@echo ""
	@echo "Detected version: $(VERSION)"

# Download the archive if it doesn't exist
download: $(BUILD_DIR)/$(ARCHIVE_NAME)

$(BUILD_DIR)/$(ARCHIVE_NAME):
	@echo "Downloading Zed v$(VERSION)..."
	@mkdir -p $(BUILD_DIR)
	@if [ -z "$(DOWNLOAD_URL)" ]; then \
		echo "Error: unable to find download URL"; \
		exit 1; \
	fi
	@wget -q --show-progress -O $@ "$(DOWNLOAD_URL)"
	@echo "Download complete: $@"

# Extract the archive
extract: $(EXTRACT_DIR)/.extracted

$(EXTRACT_DIR)/.extracted: $(BUILD_DIR)/$(ARCHIVE_NAME)
	@echo "Extracting archive..."
	@mkdir -p $(EXTRACT_DIR)
	@tar -xzf $(BUILD_DIR)/$(ARCHIVE_NAME) -C $(EXTRACT_DIR)
	@touch $@
	@echo "Extraction complete"

# Create the .deb package
deb: $(DEB_FILE)

$(DEB_FILE): $(EXTRACT_DIR)/.extracted
	@echo "Building .deb package..."
	@mkdir -p $(CONTROL_DIR)
	@mkdir -p $(DEB_DIR)/opt/zed
	@mkdir -p $(DEB_DIR)/usr/bin
	@mkdir -p $(DEB_DIR)/usr/share/applications
	@mkdir -p $(DEB_DIR)/usr/share/icons/hicolor/512x512/apps
	@mkdir -p $(DEB_DIR)/usr/share/icons/hicolor/1024x1024/apps

	# Copy application files
	@echo "Copying files..."
	@cp -r $(EXTRACT_DIR)/zed.app/* $(DEB_DIR)/opt/zed/

	# Create symbolic link for the binary
	@ln -sf /opt/zed/bin/zed $(DEB_DIR)/usr/bin/zed

	# Copy desktop file and icons
	@cp $(EXTRACT_DIR)/zed.app/share/applications/zed.desktop $(DEB_DIR)/usr/share/applications/
	@cp $(EXTRACT_DIR)/zed.app/share/icons/hicolor/512x512/apps/zed.png $(DEB_DIR)/usr/share/icons/hicolor/512x512/apps/
	@cp $(EXTRACT_DIR)/zed.app/share/icons/hicolor/1024x1024/apps/zed.png $(DEB_DIR)/usr/share/icons/hicolor/1024x1024/apps/

	# Update .desktop file to point to /opt/zed
	@sed -i 's|Exec=.*|Exec=/opt/zed/bin/zed %U|g' $(DEB_DIR)/usr/share/applications/zed.desktop
	@sed -i 's|Icon=.*|Icon=zed|g' $(DEB_DIR)/usr/share/applications/zed.desktop

	# Create control file
	@echo "Package: $(PACKAGE_NAME)" > $(CONTROL_DIR)/control
	@echo "Version: $(VERSION)" >> $(CONTROL_DIR)/control
	@echo "Section: editors" >> $(CONTROL_DIR)/control
	@echo "Priority: optional" >> $(CONTROL_DIR)/control
	@echo "Architecture: amd64" >> $(CONTROL_DIR)/control
	@echo "Maintainer: Zed Packager <packager@local>" >> $(CONTROL_DIR)/control
	@echo "Description: Zed - A high-performance, multiplayer code editor" >> $(CONTROL_DIR)/control
	@echo " Zed is a next-generation code editor designed for" >> $(CONTROL_DIR)/control
	@echo " high-performance collaboration with humans and AI." >> $(CONTROL_DIR)/control
	@echo "Homepage: https://zed.dev" >> $(CONTROL_DIR)/control

	# Set permissions
	@chmod 755 $(DEB_DIR)/opt/zed/bin/zed
	@chmod 755 $(DEB_DIR)/opt/zed/libexec/zed-editor
	@find $(DEB_DIR)/opt/zed/lib -type f -name "*.so*" -exec chmod 644 {} \;

	# Build the .deb package
	@echo "Creating .deb package..."
	@dpkg-deb --build $(DEB_DIR) $(DEB_FILE)
	@echo ""
	@echo "✓ Package successfully created: $(DEB_FILE)"
	@echo ""
	@echo "To install: sudo dpkg -i $(DEB_FILE)"

# Clean up
clean:
	@echo "Cleaning up..."
	@rm -rf $(BUILD_DIR)
	@echo "Cleanup complete"