# GOTOOLCHAIN=local pins us to the vendored deps/go tree. Without it, a go.mod
# `go` directive newer than deps/go re-execs into a downloaded toolchain module,
# and those ship only 7 of the 15 GOROOT tools (no covdata) -- which makes
# `test` below fail on the two packages that have no test files. deps-go builds
# the missing tools in, so the vendored tree is self-sufficient. Keep the version
# here in step with the `go` directive in go.mod.
GO_VERSION := 1.25.5
GO       := $(shell pwd)/deps/go/go/bin/go
export GOTOOLCHAIN := local
GOFLAGS  :=
CGO_LDFLAGS := -L$(shell pwd)/deps/lib -Wl,-rpath,$(shell pwd)/deps/lib
CGO_CFLAGS  := -I$(shell pwd)/deps/include -I$(shell pwd)/deps/whisper.cpp/ggml/include

WHISPER_MODEL := $(shell pwd)/models/stt/ggml-small.bin
PIPER_BIN     := $(shell pwd)/deps/piper/piper
PIPER_MODEL   := $(shell pwd)/models/tts/ru_RU-irina-medium.onnx
PIPER_ESPEAK  := $(shell pwd)/deps/piper/espeak-ng-data

.PHONY: all build build-stt build-tts build-daemon build-client build-waked build-web build-poll build-caldav clean test run-stt run-tts run-web download-embedder deps-go eval-router

all: build

build: build-stt build-tts build-daemon build-client build-waked build-web build-poll build-caldav

build-stt:
	CGO_CFLAGS="$(CGO_CFLAGS)" CGO_LDFLAGS="$(CGO_LDFLAGS)" LD_LIBRARY_PATH="$(shell pwd)/deps/lib" \
		$(GO) build $(GOFLAGS) -o mavsttd ./cmd/mavsttd/

build-tts:
	CGO_CFLAGS="$(CGO_CFLAGS)" CGO_LDFLAGS="$(CGO_LDFLAGS)" LD_LIBRARY_PATH="$(shell pwd)/deps/lib" \
		$(GO) build $(GOFLAGS) -o mavttsd ./cmd/mavttsd/

build-daemon:
	CGO_CFLAGS="$(CGO_CFLAGS)" CGO_LDFLAGS="$(CGO_LDFLAGS)" LD_LIBRARY_PATH="$(shell pwd)/deps/lib" \
		$(GO) build $(GOFLAGS) -o mavend ./cmd/mavend/

build-client:
	CGO_CFLAGS="$(CGO_CFLAGS)" CGO_LDFLAGS="$(CGO_LDFLAGS)" LD_LIBRARY_PATH="$(shell pwd)/deps/lib" \
		$(GO) build $(GOFLAGS) -o mavenclient ./cmd/mavenclient/

build-waked:
	$(GO) build $(GOFLAGS) -o mavwaked ./cmd/mavwaked/

build-web:
	$(GO) build $(GOFLAGS) -o mavweb ./cmd/mavweb/

build-poll:
	$(GO) build $(GOFLAGS) -o mavpoll ./cmd/mavpoll/

build-caldav:
	$(GO) build $(GOFLAGS) -o mavcaldav ./cmd/mavcaldav/

run-web: build-web
	./mavweb -addr :9200 -voice 127.0.0.1:9100

# Install the vendored Go toolchain from scratch. Go 1.24+ release tarballs no
# longer ship covdata/pprof/test2json/nm/objdump/trace prebuilt -- `go tool X`
# builds them on demand, but `go test -coverprofile` calls covdata through
# base.Tool(), which only stats pkg/tool and exits. So build them in once here.
GO_TARBALL := go$(GO_VERSION).linux-amd64.tar.gz
GO_SHA256  := 9e9b755d63b36acf30c12a9a3fc379243714c1c6d3dd72861da637f336ebb35b
deps-go:
	@mkdir -p deps/go
	cd deps/go && curl -fLO 'https://go.dev/dl/$(GO_TARBALL)'
	cd deps/go && echo '$(GO_SHA256)  $(GO_TARBALL)' | sha256sum -c -
	cd deps/go && rm -rf go && tar xzf $(GO_TARBALL) && rm $(GO_TARBALL)
	cd deps/go/go/src && for t in covdata pprof test2json nm objdump trace addr2line buildid; do \
		GOROOT="$(shell pwd)/deps/go/go" $(GO) build -o "$(shell pwd)/deps/go/go/pkg/tool/linux_amd64/$$t" "cmd/$$t" || exit 1; \
	done
	$(GO) version

test:
	CGO_CFLAGS="$(CGO_CFLAGS)" CGO_LDFLAGS="$(CGO_LDFLAGS)" LD_LIBRARY_PATH="$(shell pwd)/deps/lib" \
		$(GO) test -race -coverprofile=coverage.out ./internal/... ./cmd/...

# eval-router — score the held-out RU routing fixture (internal/router/eval).
# Verbose so the report tables land in the terminal. MAVEN_ONNX_LIB points the
# prod-representative baseline at the vendored runtime; override it or set it
# empty to run only the deterministic hash ratchet. This is the measurement
# Vikunja #319 compares before #320 flips the route decider.
MAVEN_ONNX_LIB ?= $(shell pwd)/deps/onnxruntime-linux-x64-1.26.0/lib/libonnxruntime.so

eval-router:
	MAVEN_ONNX_LIB="$(MAVEN_ONNX_LIB)" $(GO) test -v -count=1 ./internal/router/eval/

run-stt: build-stt
	LD_LIBRARY_PATH="$(shell pwd)/deps/lib" \
		./mavsttd -socket /tmp/maven/stt.sock -model $(WHISPER_MODEL)

run-tts: build-tts
	LD_LIBRARY_PATH="$(shell pwd)/deps/piper" \
		./mavttsd -socket /tmp/maven/tts.sock \
			-piper $(PIPER_BIN) -model $(PIPER_MODEL) -espeak_data $(PIPER_ESPEAK)

deps: deps-whisper deps-piper

deps-whisper:
	cd deps/whisper.cpp && cmake -B build -DCMAKE_BUILD_TYPE=Release \
		-DWHISPER_BUILD_TESTS=OFF -DWHISPER_BUILD_SERVER=OFF && \
		cmake --build build --config Release -j$$(nproc)
	cp deps/whisper.cpp/build/bin/libwhisper.so* deps/lib/
	cp deps/whisper.cpp/build/bin/libggml*.so* deps/lib/
	cp deps/whisper.cpp/build/bin/libparakeet.so* deps/lib/

deps-piper:
	mkdir -p deps/
	curl -sL "https://github.com/rhasspy/piper/releases/download/2023.11.14-2/piper_linux_x86_64.tar.gz" \
		-o /tmp/piper.tar.gz
	tar -xzf /tmp/piper.tar.gz -C deps/

EMBEDDER_DIR := $(shell pwd)/models/embedder
EMBEDDER_MODEL_URL := https://huggingface.co/Xenova/paraphrase-multilingual-MiniLM-L12-v2/resolve/main/onnx/model_quantized.onnx
EMBEDDER_TOKENIZER_URL := https://huggingface.co/Xenova/paraphrase-multilingual-MiniLM-L12-v2/resolve/main/tokenizer.json

download-embedder:
	mkdir -p $(EMBEDDER_DIR)
	curl -sL "$(EMBEDDER_MODEL_URL)" -o "$(EMBEDDER_DIR)/model_quantized.onnx"
	curl -sL "$(EMBEDDER_TOKENIZER_URL)" -o "$(EMBEDDER_DIR)/tokenizer.json"
	@echo ""
	@echo "embedder model downloaded to $(EMBEDDER_DIR)/"
	@echo "To use it, add to mavend.json:"
	@echo '  "voice": {'
	@echo '    ...'
	@echo '    "embedder": {'
	@echo '      "model_path": "$(EMBEDDER_DIR)/model_quantized.onnx",'
	@echo '      "tokenizer_path": "$(EMBEDDER_DIR)/tokenizer.json",'
	@echo '      "lib_path": "/path/to/libonnxruntime.so"'
	@echo '    }'
	@echo '  }'
	@echo ""
	@echo "Install libonnxruntime.so from: https://github.com/microsoft/onnxruntime/releases"
	@echo "e.g. on x86_64 Linux:"
	@echo '  curl -sL "https://github.com/microsoft/onnxruntime/releases/download/v1.15.1/onnxruntime-linux-x64-1.15.1.tgz" | tar xz'
	@echo '  sudo cp onnxruntime-linux-x64-1.15.1/lib/libonnxruntime.so* /usr/local/lib/'

clean:
	rm -f mavend mavenclient mavsttd mavttsd mavweb mavpoll mavcaldav mavwaked