#======================================================================
# SOVEREIGN-IDE — 16-Layer Fortran 2018 IDE
# Build: make all | wasm | debug | run | clean
#======================================================================

FC       = gfortran
FFLAGS   = -O3 -march=native -std=f2018 -fopenmp
FFLAGS_DEBUG = -g -O0 -Wall -Wextra -fcheck=all -fbacktrace -std=f2018
LDFLAGS  = -fopenmp

BUILD_DIR = build
LIB_DIR   = lib
OBJ_DIR   = $(BUILD_DIR)/obj
LIB_NAME  = libsovereign_ide
STATIC_LIB = $(LIB_DIR)/$(LIB_NAME).a

# ── Sources in strict dependency order (layer 0 first, layer 15 last) ──
SOURCES = \
	layer-0-runtime/runtime.f90 \
	layer-1-platform/platform.f90 \
	layer-2-gui/gui.f90 \
	layer-3-text-buffer/text_buffer.f90 \
	layer-4-parser/parser.f90 \
	layer-5-syntax/syntax.f90 \
	layer-6-semantic/semantic.f90 \
	layer-7-refactoring/refactoring.f90 \
	layer-8-search/search.f90 \
	layer-9-terminal/terminal.f90 \
	layer-10-vcs/vcs.f90 \
	layer-11-build/build_system.f90 \
	layer-12-lsp/lsp_client.f90 \
	layer-13-dap/dap_client.f90 \
	layer-14-extensions/extension_host.f90 \
	layer-15-shell/shell.f90

OBJECTS = $(patsubst %.f90,$(OBJ_DIR)/%.o,$(notdir $(SOURCES)))

.PHONY: all clean debug wasm run info

all: directories $(STATIC_LIB)

directories:
	@mkdir -p $(OBJ_DIR) $(LIB_DIR)

$(STATIC_LIB): $(OBJECTS)
	@echo "[AR]  $@"
	ar rcs $@ $^

# Pattern rule — compile any layer's .f90
$(OBJ_DIR)/%.o: layer-*/%.f90
	@echo "[FC]  $<"
	$(FC) $(FFLAGS) -J$(OBJ_DIR) -c $< -o $@

# ── WASM target (requires wasm-pack + Rust bridge) ─────────────────────
wasm:
	@echo "[WASM] sovereign-ide → browser"
	@echo "TODO: Rust bridge wrapping Fortran modules via C ABI"

# ── Debug build ────────────────────────────────────────────────────────
debug: FFLAGS = $(FFLAGS_DEBUG)
debug: clean all

# ── Run ────────────────────────────────────────────────────────────────
run: all
	@echo "[RUN] Sovereign IDE"
	@echo "TODO: link + execute shell module"

clean:
	rm -rf $(BUILD_DIR) $(LIB_DIR)

info:
	@echo "SOVEREIGN-IDE"
	@echo "============="
	@echo "Layers: 16"
	@echo "Sources: $(words $(SOURCES))"
	@echo "Target: $(STATIC_LIB)"
	@echo ""
	@echo "Targets: all  wasm  debug  run  clean  info"