# SQLite database filename
DB_FILE = db.sqlite3

# Directory containing migration SQL script
MIGRATIONS_DIR = Migrations

# Migration target
migrate:
	@echo "If this ever fails, run make clean and try again"
	@echo "Migrating database $(DB_FILE) using SQL scripts in $(MIGRATIONS_DIR)"
	@for file in $(wildcard $(MIGRATIONS_DIR)/*.sql); do \
		echo "Applying migration: $$file"; \
		sqlite3 $(DB_FILE) < $$file; \
	done

# Clean target
clean:
	rm -f db.sqlite3
	rm -f diagram*
	rm -f plantuml.jar
	rm -f erd.png

# Target added primarily for CI/CD to ensure that the database is created before running tests
db.sqlite3:
	make migrate

dbdump:
	sqlite3 $(DB_FILE) .dump > database.txt

backup:
	mkdir -p backups
	sqlite3 $(DB_FILE) .dump | gzip -9 > ./backups/BACKUP_$(DB_FILE)_$(shell date +"%Y-%m-%d_%H:%M:%S").sql.gz
	# Restore with:
	# gzip -cd BACKUP_FILE.sql.gz | sqlite3 $(DB_FILE)
	
# Generate ERD
# Requires eralchemy2
.PHONY: erd
erd:
	eralchemy2 -i sqlite:///db.sqlite3 -o erd.png

# Fetches the latest plantuml.jar and checks its SHA256 hash
plantuml.jar:
	curl -sSfL https://github.com/plantuml/plantuml/releases/download/v1.2024.3/plantuml.jar -o plantuml.jar \
	&& echo "519a4a7284c6a0357c369e4bb0caf72c4bfbbde851b8c6d6bbdb7af3c01fc82f plantuml.jar" | sha256sum -c

# Generate UML diagrams diagral.png & diagram.svg
.PHONY: uml
uml: plantuml.jar
	goplantuml -recursive . > diagram.puml
	java -jar plantuml.jar -tpng diagram.puml
	java -jar plantuml.jar -tsvg diagram.puml