.PHONY: help deploy deploy-gateway deploy-fileserver install-gateway install-fileserver fetch-hwconfig-gateway fetch-hwconfig-fileserver upgrade-containers all

# Hosts
GATEWAY_HOST := danlin@10.202.82.3
FILESERVER_HOST := danlin@10.202.82.6

# Default target
all: deploy

help:
	@echo "NixOS Infrastructure Management"
	@echo ""
	@echo "Targets:"
	@echo "  make deploy                    Deploy to gateway and fileserver"
	@echo "  make deploy-gateway            Deploy to gateway only"
	@echo "  make deploy-fileserver         Deploy to fileserver only"
	@echo "  make upgrade-containers        Pull latest images and restart containers on fileserver"
	@echo "  make install-gateway           Run installation script for gateway"
	@echo "  make install-fileserver        Run installation script for fileserver"
	@echo "  make fetch-hwconfig-gateway    Fetch hardware config from gateway"
	@echo "  make fetch-hwconfig-fileserver Fetch hardware config from fileserver"
	@echo ""

# Deployment targets
deploy: deploy-gateway deploy-fileserver

deploy-gateway:
	@echo "======================================"
	@echo "Deploying gateway..."
	@echo "======================================"
	@echo "Syncing files to gateway..."
	rsync -av --delete --exclude '.git' ./ $(GATEWAY_HOST):/tmp/infra-nix/
	@echo "Building and switching on gateway..."
	ssh -tt $(GATEWAY_HOST) "cd /tmp/infra-nix && sudo nixos-rebuild switch --flake '.#gateway'"
	@echo "✓ Gateway deployed successfully"
	@echo ""

deploy-fileserver:
	@echo "======================================"
	@echo "Deploying fileserver..."
	@echo "======================================"
	@echo "Syncing files to fileserver..."
	rsync -av --delete --exclude '.git' ./ $(FILESERVER_HOST):/tmp/infra-nix/
	@echo "Building and switching on fileserver..."
	ssh -tt $(FILESERVER_HOST) "cd /tmp/infra-nix && sudo nixos-rebuild switch --flake '.#fileserver'"
	@echo "✓ Fileserver deployed successfully"
	@echo ""

# Upgrade containers (pull latest images + restart)
upgrade-containers:
	@echo "======================================"
	@echo "Upgrading containers on fileserver..."
	@echo "======================================"
	@echo "Pulling latest images..."
	ssh $(FILESERVER_HOST) "sudo podman ps -a --format '{{.Image}}' | sort -u | grep -v localhost | xargs -I{} sudo podman pull {}"
	@echo "Restarting containers..."
	ssh $(FILESERVER_HOST) "sudo systemctl restart podman-filebrowser podman-gitea"
	@echo "✓ Containers upgraded successfully"
	@echo ""

# Installation targets
install-gateway:
	@echo "======================================"
	@echo "Installing gateway..."
	@echo "======================================"
	@read -p "Enter gateway IP address: " IP; \
	if [ -z "$$IP" ]; then \
		echo "Error: IP address required"; \
		exit 1; \
	fi; \
	echo "Copying install script to $$IP..."; \
	scp install/install-gateway.sh root@$$IP:/tmp/; \
	echo "Connecting to $$IP..."; \
	ssh root@$$IP "bash /tmp/install-gateway.sh"; \
	echo ""; \
	echo "Fetching hardware config from $$IP..."; \
	scp root@$$IP:/mnt/etc/nixos/hardware-configuration.nix hosts/gateway/hardware-configuration.nix; \
	echo "✓ Hardware config saved to hosts/gateway/hardware-configuration.nix"; \
	echo "✓ Update hosts/gateway/configuration.nix with the correct IP if needed"
	@echo ""

install-fileserver:
	@echo "======================================"
	@echo "Installing fileserver..."
	@echo "======================================"
	@read -p "Enter fileserver IP address: " IP; \
	if [ -z "$$IP" ]; then \
		echo "Error: IP address required"; \
		exit 1; \
	fi; \
	echo "Copying install script to $$IP..."; \
	scp install/install-fileserver.sh root@$$IP:/tmp/; \
	echo "Connecting to $$IP..."; \
	ssh root@$$IP "bash /tmp/install-fileserver.sh"; \
	echo ""; \
	echo "Fetching hardware config from $$IP..."; \
	scp root@$$IP:/mnt/etc/nixos/hardware-configuration.nix hosts/fileserver/hardware-configuration.nix; \
	echo "✓ Hardware config saved to hosts/fileserver/hardware-configuration.nix"; \
	echo "✓ Update hosts/fileserver/configuration.nix with the correct IP if needed"
	@echo ""

# Fetch hardware configuration targets
fetch-hwconfig-gateway:
	@echo "======================================"
	@echo "Fetching hardware config from gateway..."
	@echo "======================================"
	scp $(GATEWAY_HOST):/etc/nixos/hardware-configuration.nix hosts/gateway/
	@echo "✓ Hardware config saved to hosts/gateway/hardware-configuration.nix"
	@echo ""

fetch-hwconfig-fileserver:
	@echo "======================================"
	@echo "Fetching hardware config from fileserver..."
	@echo "======================================"
	scp $(FILESERVER_HOST):/etc/nixos/hardware-configuration.nix hosts/fileserver/
	@echo "✓ Hardware config saved to hosts/fileserver/hardware-configuration.nix"
	@echo ""