From 7c1cf98d345dab879d900485d1aa0e09c1d7b0e9 Mon Sep 17 00:00:00 2001
From: Stefan Allius <stefan.allius@t-online.de>
Date: Fri, 18 Apr 2025 20:48:02 +0200
Subject: [PATCH] build and install translation files

---
 Makefile           |  5 +++--
 app/Makefile       | 24 +++++++++++++++++++++---
 ha_addons/Makefile | 12 +++++++++++-
 3 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/Makefile b/Makefile
index 49be846..a6549e2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,12 +1,13 @@
-.PHONY: build clean addon-dev addon-debug addon-rc addon-rel debug dev preview rc rel check-docker-compose install
+.PHONY: build babel clean addon-dev addon-debug addon-rc addon-rel debug dev preview rc rel check-docker-compose install
 
-debug dev preview rc rel:
+babel debug dev preview rc rel:
 	$(MAKE) -C app $@
 
 clean build:
 	$(MAKE) -C ha_addons $@ 
 
 addon-dev addon-debug addon-rc addon-rel:
+	$(MAKE) -C app babel
 	$(MAKE) -C ha_addons $(patsubst addon-%,%,$@)
 
 check-docker-compose:
diff --git a/app/Makefile b/app/Makefile
index dff4631..f380714 100644
--- a/app/Makefile
+++ b/app/Makefile
@@ -6,10 +6,16 @@ IMAGE = tsun-gen3-proxy
 
 
 # Folders
-SRC=.
+APP=.
+SRC=$(APP)/src
+# Folders for Babel translation
+BABEL_INPUT_JINJA=$(SRC)/web/templates
+BABEL_INPUT= $(foreach dir,$(BABEL_INPUT_JINJA),$(wildcard $(dir)/*.html)) \
+
+BABEL_TRANSLATIONS=$(APP)/translations
 
 export BUILD_DATE := ${shell date -Iminutes}
-VERSION := $(shell cat $(SRC)/.version)
+VERSION := $(shell cat $(APP)/.version)
 export MAJOR  := $(shell echo $(VERSION) | cut -f1 -d.)
 
 PUBLIC_URL := $(shell echo $(PUBLIC_CONTAINER_REGISTRY) | cut -f1 -d/)
@@ -39,5 +45,17 @@ preview rel:
 	export IMAGE=$(PUBLIC_CONTAINER_REGISTRY)$(IMAGE) && \
 	docker buildx bake -f docker-bake.hcl $@
 
+babel: $(BABEL_TRANSLATIONS)/de/LC_MESSAGES/messages.mo $(BABEL_TRANSLATIONS)/de/LC_MESSAGES/messages.po $(BABEL_TRANSLATIONS)/messages.pot
 
-.PHONY: debug dev preview rc rel
+$(BABEL_TRANSLATIONS)/%.pot : $(SRC)/.babel.cfg $(BABEL_INPUT)
+	@mkdir -p $(@D)
+	@pybabel extract -F $< --project=$(IMAGE) --version=$(VERSION) -o $@ $(SRC)
+
+$(BABEL_TRANSLATIONS)/%/LC_MESSAGES/messages.po : $(BABEL_TRANSLATIONS)/messages.pot
+	@mkdir -p $(@D)
+	@pybabel update  --init-missing -i $< -d $(BABEL_TRANSLATIONS) -l $*
+
+$(BABEL_TRANSLATIONS)/%/LC_MESSAGES/messages.mo : $(BABEL_TRANSLATIONS)/%/LC_MESSAGES/messages.po
+	@pybabel compile  -d $(BABEL_TRANSLATIONS) -l $*
+
+.PHONY: babel debug dev preview rc rel
diff --git a/ha_addons/Makefile b/ha_addons/Makefile
index 33f0c86..505db46 100644
--- a/ha_addons/Makefile
+++ b/ha_addons/Makefile
@@ -12,11 +12,14 @@ IMAGE = tsun-gen3-addon
 SRC=../app
 SRC_PROXY=$(SRC)/src
 CNF_PROXY=$(SRC)/config
+TRANSLATION_PROXY=$(SRC)/translations
 
 # Target folders for building the local add-on and the docker container
 ADDON_PATH = ha_addon
 DST=$(ADDON_PATH)/rootfs
 DST_PROXY=$(DST)/home/proxy
+DST_TRANSLATION=$(DST)/home/translations
+
 
 # base director of the add-on repro for installing the add-on git repros
 INST_BASE=../../ha-addons
@@ -92,12 +95,14 @@ SRC_FILES := $(wildcard $(SRC_PROXY)/*.py)\
  $(wildcard $(SRC_PROXY)/web/static/images/*)
 
 CNF_FILES := $(wildcard $(CNF_PROXY)/*.toml)
+MO_FILES := $(wildcard $(TRANSLATION_PROXY)/de/LC_MESSAGES/*.mo)
 
 # determine destination files
 TARGET_FILES = $(SRC_FILES:$(SRC_PROXY)/%=$(DST_PROXY)/%)
 CONFIG_FILES = $(CNF_FILES:$(CNF_PROXY)/%=$(DST_PROXY)/%)
+TRANSLATION_FILES = $(MO_FILES:$(TRANSLATION_PROXY)/%=$(DST_TRANSLATION)/%)
 
-rootfs: $(TARGET_FILES) $(CONFIG_FILES) $(DST)/requirements.txt
+rootfs: $(TARGET_FILES) $(CONFIG_FILES) $(TRANSLATION_FILES) $(DST)/requirements.txt
 
 $(CONFIG_FILES): $(DST_PROXY)/% : $(CNF_PROXY)/%
 	@echo Copy $< to $@
@@ -109,6 +114,11 @@ $(TARGET_FILES): $(DST_PROXY)/% : $(SRC_PROXY)/%
 	@mkdir -p $(@D)
 	@cp $< $@
 
+$(TRANSLATION_FILES): $(DST_TRANSLATION)/% : $(TRANSLATION_PROXY)/%
+	@echo Copy $< to $@
+	@mkdir -p $(@D)
+	@cp $< $@
+
 $(DST)/requirements.txt : $(SRC)/requirements.txt
 	@echo Copy $< to $@
 	@cp $< $@