SDK_MODULE := git.dev.alexdunmow.com/block/core
SDK_VERSION ?= $(shell git describe --tags --abbrev=0)

SDK_DOWNSTREAM_DIRS := \
	$(HOME)/src/blockninja/backend \
	$(HOME)/src/orchestrator/backend \
	$(wildcard $(HOME)/src/blockninja-themes/*) \
	$(HOME)/src/assumechaos \
	$(HOME)/src/bidbuddy \
	$(HOME)/src/bidmasters \
	$(HOME)/src/coterieos \
	$(HOME)/src/messenger \
	$(HOME)/src/perthplaygrounds \
	$(HOME)/src/symposium

.PHONY: install-ninja
install-ninja:
	go install ./cmd/ninja

.PHONY: update-sdk
update-sdk:
	@set -e; \
	for dir in $(SDK_DOWNSTREAM_DIRS); do \
		if [ ! -f "$$dir/go.mod" ]; then \
			echo "skip $$dir (no go.mod)"; \
			continue; \
		fi; \
		echo "==> $$dir: $(SDK_MODULE)@$(SDK_VERSION)"; \
		( \
			cd "$$dir"; \
			go mod edit -dropreplace=$(SDK_MODULE) 2>/dev/null || true; \
			go get $(SDK_MODULE)@$(SDK_VERSION); \
			go mod tidy; \
			if grep -q '^replace $(SDK_MODULE)' go.mod; then \
				echo "replace directive still present in $$dir/go.mod" >&2; \
				exit 1; \
			fi; \
		); \
	done

# Cut a new SDK release: tag, push, bump every downstream's pin, and commit
# + push the pin bump in each downstream.
#
# Defaults: version is auto-bumped from the last vX.Y.Z tag. Level is
# inferred from conventional-commits since that tag: BREAKING/`!:` → major,
# `feat` → minor, otherwise → patch.
#
# Overrides:
#   make release                      # auto-bump (recommended)
#   make release LEVEL=minor          # force level
#   make release VERSION=v1.2.3       # explicit version
.PHONY: release
release:
	@set -e; \
	if [ -n "$(VERSION)" ]; then \
		case "$(VERSION)" in v[0-9]*.[0-9]*.[0-9]*) ;; *) echo "VERSION must look like vX.Y.Z (got $(VERSION))" >&2; exit 1 ;; esac; \
		next="$(VERSION)"; \
	else \
		current=$$(git describe --tags --abbrev=0 --match='v[0-9]*' 2>/dev/null | sed 's/^v//'); \
		if [ -z "$$current" ]; then echo "no existing vX.Y.Z tag; pass VERSION=vX.Y.Z" >&2; exit 1; fi; \
		commits=$$(git log "v$$current..HEAD" --pretty=format:%s); \
		if [ -z "$$commits" ]; then echo "no commits since v$$current; nothing to release" >&2; exit 1; fi; \
		level=$${LEVEL:-}; \
		if [ -z "$$level" ]; then \
			if echo "$$commits" | grep -qE "(^|[[:space:]])(BREAKING[ -]CHANGE|[a-z]+(\([^)]+\))?!:)"; then level=major; \
			elif echo "$$commits" | grep -qE "^feat(\(|:)"; then level=minor; \
			else level=patch; fi; \
			echo "==> auto-detected $$level bump from conventional-commits since v$$current"; \
		fi; \
		major=$$(echo $$current | cut -d. -f1); \
		minor=$$(echo $$current | cut -d. -f2); \
		patch=$$(echo $$current | cut -d. -f3); \
		case "$$level" in \
			patch) patch=$$((patch+1)) ;; \
			minor) minor=$$((minor+1)); patch=0 ;; \
			major) major=$$((major+1)); minor=0; patch=0 ;; \
			*) echo "LEVEL must be patch|minor|major (got $$level)" >&2; exit 1 ;; \
		esac; \
		next="v$$major.$$minor.$$patch"; \
		echo "==> bumping v$$current -> $$next"; \
	fi; \
	if ! git diff-index --quiet HEAD --; then echo "working tree dirty; commit before releasing" >&2; exit 1; fi; \
	git push origin HEAD; \
	git tag -a "$$next" -m "release $$next"; \
	git push origin "$$next"; \
	$(MAKE) update-sdk SDK_VERSION=$$next; \
	$(MAKE) distribute-sdk SDK_VERSION=$$next; \
	echo "==> $$next tagged, pushed, and distributed."

# Commit + push the SDK pin bump in each downstream. Surgical: only commits
# go.mod / go.sum so any unrelated WIP in the downstream is left alone (and
# unpushed). Repos without an `origin` remote are committed locally only.
.PHONY: distribute-sdk
distribute-sdk:
	@set -e; \
	if [ -z "$(SDK_VERSION)" ]; then echo "usage: make distribute-sdk SDK_VERSION=vX.Y.Z" >&2; exit 1; fi; \
	for dir in $(SDK_DOWNSTREAM_DIRS); do \
		if [ ! -f "$$dir/go.mod" ]; then continue; fi; \
		( \
			cd "$$dir"; \
			if git diff --quiet HEAD -- go.mod go.sum; then \
				exit 0; \
			fi; \
			echo "==> $$dir: commit + push pin bump"; \
			git add -- go.mod go.sum; \
			git commit -m "chore: bump core to $(SDK_VERSION)" -- go.mod go.sum >/dev/null; \
			if git config --get remote.origin.url >/dev/null 2>&1; then \
				git push origin HEAD 2>&1 | tail -1; \
			else \
				echo "  (no origin remote — committed locally only)"; \
			fi; \
		); \
	done

.PHONY: check-sdk-pins
check-sdk-pins:
	@set -e; \
	for dir in $(SDK_DOWNSTREAM_DIRS); do \
		if [ ! -f "$$dir/go.mod" ]; then \
			continue; \
		fi; \
		if grep -q '^replace $(SDK_MODULE)' "$$dir/go.mod"; then \
			echo "replace directive found in $$dir/go.mod" >&2; \
			exit 1; \
		fi; \
		if ! grep -Eq '^[[:space:]]*(require[[:space:]]+)?$(SDK_MODULE)[[:space:]]+v[0-9]+\.[0-9]+\.[0-9]+' "$$dir/go.mod"; then \
			echo "$(SDK_MODULE) is not pinned in $$dir/go.mod" >&2; \
			exit 1; \
		fi; \
	done