CHAPTERS := $(basename $(shell ls [0-9][0-9]_*.md) .md)

SVGS := $(wildcard img/*.svg)

all: html book.pdf book_mobile.pdf book.epub book.mobi

html: $(foreach CHAP,$(CHAPTERS),html/$(CHAP).html) html/ejs.js \
      code/skillsharing.zip code/solutions/20_3_a_public_space_on_the_web.zip html/code/chapter_info.js

html/%.html: %.md src/render_html.mjs src/chapter.html
	node src/render_html.mjs $< > $@
	node src/build_code.mjs $<

html/code/chapter_info.js: $(foreach CHAP,$(CHAPTERS),$(CHAP).md) code/solutions/* src/chapter_info.mjs
	node src/chapter_info.mjs > html/code/chapter_info.js

html/ejs.js: node_modules/codemirror/dist/index.js \
	     node_modules/@codemirror/view/dist/index.js \
	     node_modules/@codemirror/state/dist/index.js \
	     node_modules/@codemirror/language/dist/index.js \
	     node_modules/@codemirror/lang-html/dist/index.js \
	     node_modules/@codemirror/lang-javascript/dist/index.js \
	     node_modules/acorn/dist/acorn.js \
	     node_modules/acorn-walk/dist/walk.js \
	     src/client/*.mjs
	node_modules/.bin/rollup -c src/client/rollup.config.mjs

code/skillsharing.zip: html/21_skillsharing.html code/skillsharing/package.json
	rm -f $@
	cd code; zip skillsharing.zip skillsharing/*.mjs skillsharing/package.json skillsharing/public/*.*

code/solutions/20_3_a_public_space_on_the_web.zip: $(wildcard code/solutions/20_3_a_public_space_on_the_web/*)
	rm -f $@
	cd code/solutions; zip 20_3_a_public_space_on_the_web.zip 20_3_a_public_space_on_the_web/*

test: html
	@for F in $(CHAPTERS); do echo Testing $$F:; node src/run_tests.mjs $$F.md; done
	@node src/check_links.mjs
	@echo Done.

tex: $(foreach CHAP,$(CHAPTERS),pdf/$(CHAP).tex) pdf/hints.tex $(patsubst img/%.svg,img/generated/%.pdf,$(SVGS))

book.pdf: tex pdf/book.tex
	cd pdf && sh build.sh book > /dev/null
	mv pdf/book.pdf .	

pdf/book_mobile.tex: pdf/book.tex
	cat pdf/book.tex | sed -e 's/natbib}/natbib}\n\\usepackage[a5paper, left=5mm, right=5mm]{geometry}/' | sed -e 's/setmonofont.Scale=0.8./setmonofont[Scale=0.75]/' > pdf/book_mobile.tex

book_mobile.pdf: pdf/book_mobile.tex tex
	cd pdf && sh build.sh book_mobile > /dev/null
	mv pdf/book_mobile.pdf .	

pdf/hints.tex: $(foreach CHAP,$(CHAPTERS),$(CHAP).md) src/extract_hints.mjs
	node src/extract_hints.mjs | node src/render_latex.mjs - > $@

img/generated/%.pdf: img/%.svg
	inkscape --export-pdf=$@ $<

pdf/%.tex: %.md
	node src/render_latex.mjs $< > $@

book.epub: epub/titlepage.xhtml epub/toc.xhtml epub/hints.xhtml $(foreach CHAP,$(CHAPTERS),epub/$(CHAP).xhtml) \
           epub/content.opf.src epub/style.css src/add_images_to_epub.mjs
	rm -f $@
	grep '<img' epub/*.xhtml | sed -e 's/.*src="\([^"]*\)".*/\1/' | xargs -I{} rsync -R "{}" epub
	node src/add_images_to_epub.mjs
	cd epub; zip -X ../$@ mimetype
	cd epub; zip -X ../$@ -r * -x mimetype -x *.src

epub/toc.xhtml: epub/toc.xhtml.src $(foreach CHAP,$(CHAPTERS),epub/$(CHAP).xhtml) epub/hints.xhtml
	node src/generate_epub_toc.mjs $^ > $@

epub/%.xhtml: %.md src/render_html.mjs
	node src/render_html.mjs --epub $< > $@

epub/hints.xhtml: $(foreach CHAP,$(CHAPTERS),$(CHAP).md) src/extract_hints.mjs src/render_html.mjs
	node src/extract_hints.mjs | node src/render_html.mjs --epub - > $@

epubcheck: book.epub
	epubcheck book.epub 2>&1 | grep -v 'img/.*\.svg'

book.mobi: book.epub img/cover.jpg
	ebook-convert book.epub book.mobi --output-profile=kindle --cover=img/cover.jpg --remove-first-image