# Modifed from reth Makefile
.DEFAULT_GOAL := help

GIT_SHA ?= $(shell git rev-parse HEAD)
GIT_TAG ?= $(shell git describe --tags --abbrev=0 2>/dev/null)
BIN_DIR = "dist/bin"

# List of features to use when building. Can be overridden via the environment.
# No jemalloc on Windows
ifeq ($(OS),Windows_NT)
    FEATURES ?= asm-keccak min-debug-logs
else
    FEATURES ?= jemalloc asm-keccak min-debug-logs
endif

# Cargo profile for builds. Default is for local builds, CI uses an override.
PROFILE ?= release

# Extra flags for Cargo
CARGO_INSTALL_EXTRA_FLAGS ?=

# The docker image name
DOCKER_IMAGE_NAME ?= ghcr.io/hl-archive-node/nanoreth

##@ Help

.PHONY: help
help: ## Display this help.
	@awk 'BEGIN {FS = ":.*##"; printf "Usage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)

##@ Build

.PHONY: install
install: ## Build and install the reth binary under `~/.cargo/bin`.
	cargo install --path . --bin reth-hl --force --locked \
		--features "$(FEATURES)" \
		--profile "$(PROFILE)" \
		$(CARGO_INSTALL_EXTRA_FLAGS)

.PHONY: build
build: ## Build the reth binary into `target` directory.
	cargo build --bin reth-hl --features "$(FEATURES)" --profile "$(PROFILE)"

# Environment variables for reproducible builds
# Initialize RUSTFLAGS
RUST_BUILD_FLAGS =
# Enable static linking to ensure reproducibility across builds
RUST_BUILD_FLAGS += --C target-feature=+crt-static
# Set the linker to use static libgcc to ensure reproducibility across builds
RUST_BUILD_FLAGS += -C link-arg=-static-libgcc
# Remove build ID from the binary to ensure reproducibility across builds
RUST_BUILD_FLAGS += -C link-arg=-Wl,--build-id=none
# Remove metadata hash from symbol names to ensure reproducible builds
RUST_BUILD_FLAGS += -C metadata=''
# Set timestamp from last git commit for reproducible builds
SOURCE_DATE ?= $(shell git log -1 --pretty=%ct)
# Disable incremental compilation to avoid non-deterministic artifacts
CARGO_INCREMENTAL_VAL = 0
# Set C locale for consistent string handling and sorting
LOCALE_VAL = C
# Set UTC timezone for consistent time handling across builds
TZ_VAL = UTC

.PHONY: build-reproducible
build-reproducible: ## Build the reth binary into `target` directory with reproducible builds. Only works for x86_64-unknown-linux-gnu currently
	SOURCE_DATE_EPOCH=$(SOURCE_DATE) \
	RUSTFLAGS="${RUST_BUILD_FLAGS} --remap-path-prefix $$(pwd)=." \
	CARGO_INCREMENTAL=${CARGO_INCREMENTAL_VAL} \
	LC_ALL=${LOCALE_VAL} \
	TZ=${TZ_VAL} \
	cargo build --bin reth-hl --features "$(FEATURES)" --profile "release" --locked --target x86_64-unknown-linux-gnu

.PHONY: build-debug
build-debug: ## Build the reth binary into `target/debug` directory.
	cargo build --bin reth-hl --features "$(FEATURES)"

# Builds the reth binary natively.
build-native-%:
	cargo build --bin reth-hl --target $* --features "$(FEATURES)" --profile "$(PROFILE)"

##@ Test

UNIT_TEST_ARGS := --locked --workspace --features 'jemalloc-prof' -E 'kind(lib)' -E 'kind(bin)' -E 'kind(proc-macro)'
COV_FILE := lcov.info

.PHONY: test-unit
test-unit: ## Run unit tests.
	cargo install cargo-nextest --locked
	cargo nextest run $(UNIT_TEST_ARGS)


.PHONY: cov-unit
cov-unit: ## Run unit tests with coverage.
	rm -f $(COV_FILE)
	cargo llvm-cov nextest --lcov --output-path $(COV_FILE) $(UNIT_TEST_ARGS)

.PHONY: cov-report-html
cov-report-html: cov-unit ## Generate a HTML coverage report and open it in the browser.
	cargo llvm-cov report --html
	open target/llvm-cov/html/index.html

##@ Other

.PHONY: clean
clean: ## Perform a `cargo` clean and remove the binary and test vectors directories.
	cargo clean
	rm -rf $(BIN_DIR)

.PHONY: profiling
profiling: ## Builds `reth` with optimisations, but also symbols.
	RUSTFLAGS="-C target-cpu=native" cargo build --profile profiling --features jemalloc,asm-keccak

.PHONY: maxperf
maxperf: ## Builds `reth` with the most aggressive optimisations.
	RUSTFLAGS="-C target-cpu=native" cargo build --profile maxperf --features jemalloc,asm-keccak

.PHONY: maxperf-no-asm
maxperf-no-asm: ## Builds `reth` with the most aggressive optimisations, minus the "asm-keccak" feature.
	RUSTFLAGS="-C target-cpu=native" cargo build --profile maxperf --features jemalloc


fmt:
	cargo +nightly fmt

clippy:
	cargo +nightly clippy \
	--workspace \
	--lib \
	--examples \
	--tests \
	--benches \
	--all-features \
	-- -D warnings

lint-codespell: ensure-codespell
	codespell --skip "*.json"

ensure-codespell:
	@if ! command -v codespell &> /dev/null; then \
		echo "codespell not found. Please install it by running the command `pip install codespell` or refer to the following link for more information: https://github.com/codespell-project/codespell" \
		exit 1; \
    fi

# Lint and format all TOML files in the project using dprint.
# This target ensures that TOML files follow consistent formatting rules,
# such as using spaces instead of tabs, and enforces other style guidelines
# defined in the dprint configuration file (e.g., dprint.json).
#
# Usage:
#   make lint-toml
#
# Dependencies:
#   - ensure-dprint: Ensures that dprint is installed and available in the system.
lint-toml: ensure-dprint
	dprint fmt

ensure-dprint:
	@if ! command -v dprint &> /dev/null; then \
		echo "dprint not found. Please install it by running the command `cargo install --locked dprint` or refer to the following link for more information: https://github.com/dprint/dprint" \
		exit 1; \
    fi

lint:
	make fmt && \
	make clippy && \
	make lint-codespell && \
	make lint-toml

clippy-fix:
	cargo +nightly clippy \
	--workspace \
	--lib \
	--examples \
	--tests \
	--benches \
	--all-features \
	--fix \
	--allow-staged \
	--allow-dirty \
	-- -D warnings

fix-lint:
	make clippy-fix && \
	make fmt

.PHONY: rustdocs
rustdocs: ## Runs `cargo docs` to generate the Rust documents in the `target/doc` directory
	RUSTDOCFLAGS="\
	--cfg docsrs \
	--show-type-layout \
	--generate-link-to-definition \
	--enable-index-page -Zunstable-options -D warnings" \
	cargo +nightly docs \
	--document-private-items

test-doc:
	cargo test --doc --workspace --all-features

test:
	make cargo-test && \
	make test-doc

pr:
	make lint && \
	make update-book-cli && \
	cargo docs --document-private-items && \
	make test

check-features:
	cargo hack check \
		--package reth-codecs \
		--package reth-primitives-traits \
		--package reth-primitives \
		--feature-powerset

##@ Docker

# Note: This requires a buildx builder with emulation support. For example:
#
# `docker run --privileged --rm tonistiigi/binfmt --install amd64,arm64`
# `docker buildx create --use --driver docker-container --name cross-builder`
.PHONY: docker-build-push
docker-build-push: ## Build and push a cross-arch Docker image tagged with the latest git tag.
	$(call docker_build_push,$(GIT_TAG),$(GIT_TAG))

# Note: This requires a buildx builder with emulation support. For example:
#
# `docker run --privileged --rm tonistiigi/binfmt --install amd64,arm64`
# `docker buildx create --use --driver docker-container --name cross-builder`
.PHONY: docker-build-push-git-sha
docker-build-push-git-sha: ## Build and push a cross-arch Docker image tagged with the latest git sha.
	$(call docker_build_push,$(GIT_SHA),$(GIT_SHA))

# Note: This requires a buildx builder with emulation support. For example:
#
# `docker run --privileged --rm tonistiigi/binfmt --install amd64,arm64`
# `docker buildx create --use --driver docker-container --name cross-builder`
.PHONY: docker-build-push-latest
docker-build-push-latest: ## Build and push a cross-arch Docker image tagged with the latest git tag and `latest`.
	$(call docker_build_push,$(GIT_TAG),latest)

# Note: This requires a buildx builder with emulation support. For example:
#
# `docker run --privileged --rm tonistiigi/binfmt --install amd64,arm64`
# `docker buildx create --use --name cross-builder`
.PHONY: docker-build-push-nightly
docker-build-push-nightly: ## Build and push cross-arch Docker image tagged with the latest git tag with a `-nightly` suffix, and `latest-nightly`.
	$(call docker_build_push,nightly,nightly)

# Create a Docker image using the main Dockerfile
define docker_build_push
	docker buildx build --file ./Dockerfile . \
		--platform linux/amd64 \
		--tag $(DOCKER_IMAGE_NAME):$(1) \
		--tag $(DOCKER_IMAGE_NAME):$(2) \
		--build-arg BUILD_PROFILE="$(PROFILE)" \
		--build-arg FEATURES="jemalloc,asm-keccak" \
		--provenance=false \
		--push
endef