SHELL := /bin/bash
.SHELLFLAGS := -eu -o pipefail -c
.DEFAULT_GOAL := pdf

BOOK_DIR := $(abspath $(dir $(firstword $(MAKEFILE_LIST))))
INFRA_DIR := $(abspath $(dir $(lastword $(MAKEFILE_LIST))))
BOOK_SLUG ?= $(notdir $(BOOK_DIR))
BOOK_LABEL ?= AgentTeam book
BUILD_DIR := $(BOOK_DIR)/build
DIST_DIR := $(BOOK_DIR)/dist
PDF := $(DIST_DIR)/$(BOOK_SLUG).pdf

.PHONY: all pdf b5-proof check bootstrap doctor clean help

all: pdf

pdf: check
	@BOOK_DIR="$(BOOK_DIR)" BOOK_SLUG="$(BOOK_SLUG)" INFRA_DIR="$(INFRA_DIR)" "$(INFRA_DIR)/scripts/build.sh"

b5-proof: check
	@BOOK_DIR="$(BOOK_DIR)" BOOK_SLUG="$(BOOK_SLUG)" INFRA_DIR="$(INFRA_DIR)" BOOK_PRINT_PROFILE=b5-proof "$(INFRA_DIR)/scripts/build.sh"

check:
	@BOOK_DIR="$(BOOK_DIR)" BOOK_SLUG="$(BOOK_SLUG)" INFRA_DIR="$(INFRA_DIR)" "$(INFRA_DIR)/scripts/check.sh"

bootstrap:
	@INFRA_DIR="$(INFRA_DIR)" "$(INFRA_DIR)/scripts/bootstrap.sh"

doctor:
	@INFRA_DIR="$(INFRA_DIR)" "$(INFRA_DIR)/scripts/bootstrap.sh" --check-only

clean:
	@BOOK_DIR="$(BOOK_DIR)" BOOK_SLUG="$(BOOK_SLUG)" INFRA_DIR="$(INFRA_DIR)" "$(INFRA_DIR)/scripts/clean.sh"

help:
	@printf '%s\n' \
	  '$(BOOK_LABEL) targets:' \
	  '  make            Validate and build dist/$(BOOK_SLUG).pdf' \
	  '  make b5-proof   Build an ISO B5 print proof without replacing the A4 PDF' \
	  '  make check      Validate sources, SUMMARY.md, and media references' \
	  '  make bootstrap  Show missing dependencies and optionally install them' \
	  '  make doctor     Check required tools without installing anything' \
	  '  make clean      Remove generated build/ and dist/ files'