# When this product's build inputs change, mirror them into the `paths:` filter
# of .github/workflows/start-wrt.yaml (see root AGENTS.md "Coupled changes").

STARTWRT_DIR := projects/start-wrt
STARTWRT_RUST_ARCH := riscv64gc
STARTWRT_ARCH := riscv64

STARTWRT_BIN := target/$(STARTWRT_RUST_ARCH)-unknown-linux-musl/$(PROFILE)/startwrt
STARTWRT_WEB_DIST := $(STARTWRT_DIR)/web/dist/startwrt/browser/immutable-assets.txt
STARTWRT_WEB_CONFIG := $(STARTWRT_DIR)/web/config.json
STARTWRT_BINDINGS_DIR := $(STARTWRT_DIR)/web/src/app/services/api
STARTWRT_BINDINGS := $(STARTWRT_BINDINGS_DIR)/bindings.ts $(STARTWRT_BINDINGS_DIR)/bindings.schemas.ts $(STARTWRT_BINDINGS_DIR)/events.ts $(STARTWRT_BINDINGS_DIR)/events.schemas.ts
STARTWRT_GIT_HASH_FILE := $(STARTWRT_DIR)/build/env/GIT_HASH.txt

# Refresh GIT_HASH.txt on every make invocation (parse-time side-effect) so the
# stamp tracks HEAD; the file is then a prereq of config.json below, forcing a
# re-stamp whenever HEAD moves. (check-git-hash.sh rewrites the file only when
# the hash actually changes, so this is a no-op when HEAD is unchanged.)
_ := $(shell ./$(STARTWRT_DIR)/build/env/check-git-hash.sh)

STARTWRT_RUST_SRC := $(call ls-files, $(STARTWRT_DIR)/backend)
# Shared crates the backend path-depends on (see backend/ctrl/Cargo.toml):
# start-core (aliased `startos`, covered with patch-db by CORE_SRC from
# build/common.mk), plus rpc-toolkit and imbl-value. Without these prereqs a
# shared-crate edit leaves `make start-wrt`/`start-wrt-update` with a stale binary.
STARTWRT_SHARED_RUST_SRC := $(CORE_SRC)
STARTWRT_WEB_SRC := $(call ls-files, $(STARTWRT_DIR)/web)

STARTWRT_OPENWRT := $(STARTWRT_DIR)/openwrt
STARTWRT_IMAGE_DIR := $(STARTWRT_OPENWRT)/bin/targets/spacemit

# Release-asset basename, following the startos convention from
# build/env/basename.sh (<project>-<version>-<githash7>_<platform>) — composed
# here from start-wrt's own stamps rather than by calling basename.sh, which
# reads StartOS's PLATFORM/ENVIRONMENT/GIT_HASH build state and a manifest path
# that doesn't exist for start-wrt. The version sed matches the "Determine
# version" step in .github/workflows/start-wrt.yaml (same manifest, same
# anchored pattern); the hash comes from the parse-time-refreshed stamp above
# (truncation to 7 chars drops any -modified marker, as basename.sh does).
STARTWRT_VERSION := $(shell sed -n 's/^version = "\([^"]*\)".*/\1/p' $(STARTWRT_DIR)/backend/ctrl/Cargo.toml | head -1)
STARTWRT_SHORT_HASH := $(shell head -c 7 $(STARTWRT_GIT_HASH_FILE))
STARTWRT_BASENAME := startwrt-$(STARTWRT_VERSION)-$(STARTWRT_SHORT_HASH)_spacemit-k1

# OpenWrt's own output names (what `make -C openwrt` produces)…
STARTWRT_SDCARD_SRC := openwrt-spacemit-k1-sbc-bananapi-f3-squashfs-sdcard.img
STARTWRT_SYSUPGRADE_SRC := openwrt-spacemit-k1-sbc-bananapi-f3-squashfs-sysupgrade.img.gz
# …renamed on copy into results/ to the release-asset names, gzipping the sdcard
# image on the way (OpenWrt gzips the sysupgrade image itself, but leaves the
# sdcard image raw — CONFIG_TARGET_IMAGES_GZIP is off). Keep the
# -sdcard.img.gz / -sysupgrade.img.gz endings: the top-level
# scripts/manage-release.sh `wrt` kind (release_files + the slot-inference
# hardlinks in cmd_register) matches on those suffixes.
STARTWRT_SDCARD_NAME := $(STARTWRT_BASENAME)-sdcard.img.gz
STARTWRT_SYSUPGRADE_NAME := $(STARTWRT_BASENAME)-sysupgrade.img.gz
STARTWRT_IMAGES := results/$(STARTWRT_SDCARD_NAME) results/$(STARTWRT_SYSUPGRADE_NAME)

# Remote deploy target (binary only — web UI is embedded in the binary).
STARTWRT_REMOTE ?= root@192.168.0.1

.PHONY: start-wrt
start-wrt: $(STARTWRT_BIN)

$(STARTWRT_BIN): $(STARTWRT_RUST_SRC) $(STARTWRT_SHARED_RUST_SRC) Cargo.toml Cargo.lock $(STARTWRT_WEB_DIST) \
	$(addprefix $(STARTWRT_DIR)/build/,build-rust.sh builder-alias.sh zigcc-k1.sh zigcxx-k1.sh verify-isa.sh)
	ARCH=$(STARTWRT_ARCH) RUST_ARCH=$(STARTWRT_RUST_ARCH) PROFILE=$(PROFILE) ./$(STARTWRT_DIR)/build/build-rust.sh
	@touch $(STARTWRT_BIN)

define STARTWRT_GENERATE_BINDINGS
bash $(STARTWRT_DIR)/build/generate-bindings.sh $(STARTWRT_BINDINGS)
npm exec -- prettier --config .prettierrc.json -w $(STARTWRT_BINDINGS)
endef

.PHONY: start-wrt-rpc-bindings start-wrt-rpc-bindings-check
start-wrt-rpc-bindings: node_modules/.package-lock.json
	$(STARTWRT_GENERATE_BINDINGS)

start-wrt-rpc-bindings-check: node_modules/.package-lock.json
	$(STARTWRT_GENERATE_BINDINGS)
	@if [ -n "$$(git status --porcelain -- $(STARTWRT_BINDINGS))" ]; then \
		echo "StartWRT bindings are out of date — run 'make start-wrt-rpc-bindings' and commit the result:"; \
		git --no-pager diff --stat -- $(STARTWRT_BINDINGS); git status --porcelain -- $(STARTWRT_BINDINGS); \
		exit 1; \
	fi

$(STARTWRT_WEB_DIST): $(STARTWRT_WEB_SRC) $(STARTWRT_BINDINGS) $(WEB_SHARED_SRC) $(IMMUTABLE_ASSETS_GENERATOR) .angular/.updated $(STARTWRT_WEB_CONFIG)
	npm --prefix . run build:wrt
	touch $(STARTWRT_WEB_DIST)

# Prod config: useMocks=false + gitHash stamped from the product's own
# build/env/GIT_HASH.txt (independent of the monorepo-root stamp). GIT_HASH.txt
# is a prereq so config.json is re-stamped whenever HEAD moves; it's refreshed
# at parse time via the $(shell ...) above.
$(STARTWRT_WEB_CONFIG): $(STARTWRT_GIT_HASH_FILE) $(STARTWRT_DIR)/web/config-sample.json $(STARTWRT_DIR)/web/update-config.sh
	./$(STARTWRT_DIR)/web/update-config.sh

# Run start-wrt's Rust unit tests (startwrt-core + uciedit), package-scoped and
# containerized — mirrors start-core-test. See build/run-tests.sh.
.PHONY: start-wrt-test
start-wrt-test: $(STARTWRT_RUST_SRC) $(ENVIRONMENT_FILE)
	./$(STARTWRT_DIR)/build/run-tests.sh

# --- OpenWrt image (HEAVY) ---
# Tree prep + feeds/config/download. openwrt/ is a disposable, gitignored
# build workspace (no submodule, no git repo inside): openwrt-setup.sh rebuilds
# it from the sha256-pinned upstream release tarball (build/openwrt-version),
# applies the Start9 delta (openwrt-patches/ + openwrt-overlay/), then runs
# feeds/config/download. Re-runs whenever the pin, patches, overlay, feeds, or
# diffconfig change.
.PHONY: start-wrt-openwrt-setup
start-wrt-openwrt-setup: $(STARTWRT_OPENWRT)/.config
$(STARTWRT_OPENWRT)/.config: $(STARTWRT_DIR)/build/openwrt.diffconfig $(STARTWRT_DIR)/build/feeds.conf \
		$(STARTWRT_DIR)/build/openwrt-version $(STARTWRT_DIR)/build/openwrt-setup.sh \
		$(call ls-files, $(STARTWRT_DIR)/openwrt-patches) $(call ls-files, $(STARTWRT_DIR)/openwrt-overlay)
	./$(STARTWRT_DIR)/build/openwrt-setup.sh

# Stage the binary + UCI configs + init scripts into openwrt/files/.
.PHONY: start-wrt-stage
start-wrt-stage: $(STARTWRT_OPENWRT)/files/.staged
$(STARTWRT_OPENWRT)/files/.staged: $(STARTWRT_BIN) $(call ls-files, $(STARTWRT_DIR)/backend/firstboot_config) \
		$(call ls-files, $(STARTWRT_DIR)/backend/hotplug) $(call ls-files, $(STARTWRT_DIR)/backend/nftables) \
		$(STARTWRT_DIR)/build/stage-files.sh
	ARCH=$(STARTWRT_ARCH) RUST_ARCH=$(STARTWRT_RUST_ARCH) PROFILE=$(PROFILE) ./$(STARTWRT_DIR)/build/stage-files.sh
	touch $(STARTWRT_OPENWRT)/files/.staged

# Full flashable image. Delegates the OpenWrt build to make -C openwrt; this is
# the multi-hour step. Resource fencing (memory-aware -j, cgroup) from the old
# standalone Makefile can be ported here if host stability requires it.
.PHONY: start-wrt-image
start-wrt-image: $(STARTWRT_IMAGES)
$(STARTWRT_IMAGES) &: $(STARTWRT_OPENWRT)/.config $(STARTWRT_OPENWRT)/files/.staged
	$(MAKE) -C $(STARTWRT_OPENWRT) V=s -j$(shell nproc)
	mkdir -p results
	gzip -9nc $(STARTWRT_IMAGE_DIR)/$(STARTWRT_SDCARD_SRC) > results/$(STARTWRT_SDCARD_NAME)
	cp $(STARTWRT_IMAGE_DIR)/$(STARTWRT_SYSUPGRADE_SRC) results/$(STARTWRT_SYSUPGRADE_NAME)

# Deploy binary + restart daemon over SSH (atomic temp -> sync -> rename).
.PHONY: start-wrt-update
start-wrt-update: $(STARTWRT_BIN)
	cat $(STARTWRT_BIN) | \
	ssh $(STARTWRT_REMOTE) 'set -e; \
		trap "rm -f /usr/bin/.startwrt.new" EXIT; \
		cat > /usr/bin/.startwrt.new; \
		chmod +x /usr/bin/.startwrt.new; \
		sync; \
		mv /usr/bin/.startwrt.new /usr/bin/startwrt; \
		ln -sf startwrt /usr/bin/startwrt-ctrld; \
		ln -sf startwrt /usr/bin/startwrt-cli; \
		/etc/init.d/startwrt restart'

.PHONY: start-wrt-clean
start-wrt-clean:
	rm -f results/$(STARTWRT_SDCARD_NAME) results/$(STARTWRT_SYSUPGRADE_NAME)
	rm -rf $(STARTWRT_DIR)/web/dist
	rm -rf $(STARTWRT_OPENWRT)/files
	rm -rf $(STARTWRT_OPENWRT)/build_dir $(STARTWRT_OPENWRT)/staging_dir $(STARTWRT_OPENWRT)/tmp $(STARTWRT_OPENWRT)/bin
	rm -f $(STARTWRT_OPENWRT)/.config

# The web app is part of the root Angular workspace; its prettier formatting runs
# through `web-format`/`web-format-check`. This target is just the Rust crate.
.PHONY: start-wrt-format start-wrt-format-check
start-wrt-format:
	$(FMT) cargo fmt -p startwrt-core -p uciedit -p uciedit_macros

start-wrt-format-check:
	$(FMT) cargo fmt --check -p startwrt-core -p uciedit -p uciedit_macros