# Makefile for Cordle - Cross-platform C90 Wordle Game
# Supports Unix/Linux/macOS and DOS (DJGPP)
#
# Usage:
#   Unix/Linux/macOS:  make
#   DOS (DJGPP):       make
#   Clean:             make clean

# Compiler
CC = gcc

# Compiler flags - strict C90 compliance
CFLAGS = -std=c90 -Wall -Wextra -pedantic -O2

# Source files
SRC = cordle.c
OBJ = cordle.o

# Platform detection and configuration
# Check for DOS/Windows environment
ifdef COMSPEC
    # DOS/Windows detected
    PLATFORM = DOS
    TARGET = cordle.exe
    CURSES_LIB = -lpdcurses
    RM = del /Q
    RMDIR = rmdir /S /Q
    PATHSEP = \\
    # DOS-specific flags
    CFLAGS += -DMSDOS
else
ifdef ComSpec
    # Alternative Windows detection
    PLATFORM = DOS
    TARGET = cordle.exe
    CURSES_LIB = -lpdcurses
    RM = del /Q
    RMDIR = rmdir /S /Q
    PATHSEP = \\
    CFLAGS += -DMSDOS
else
    # Unix/Linux/macOS
    PLATFORM = UNIX
    TARGET = cordle
    CURSES_LIB = -lncurses
    RM = rm -f
    RMDIR = rm -rf
    PATHSEP = /
endif
endif

# Additional libraries
LIBS = $(CURSES_LIB)

# Phony targets
.PHONY: all clean help info

# Default target
all: info $(TARGET)

# Display build information
info:
	@echo ============================================
	@echo Building Cordle for $(PLATFORM)
	@echo Compiler: $(CC)
	@echo Flags: $(CFLAGS)
	@echo Libraries: $(LIBS)
	@echo ============================================
	@echo

# Build target
$(TARGET): $(SRC)
	$(CC) $(CFLAGS) -o $(TARGET) $(SRC) $(LIBS)
	@echo
	@echo ============================================
	@echo Build complete: $(TARGET)
	@echo ============================================
	@echo
	@echo To run: ./$(TARGET) --help
	@echo

# Object file (alternative build method)
$(OBJ): $(SRC)
	$(CC) $(CFLAGS) -c $(SRC)

# Clean build artifacts
clean:
	@echo Cleaning build artifacts...
	$(RM) $(TARGET) $(OBJ)
	@echo Clean complete.

# Help target
help:
	@echo Cordle Makefile - Build Instructions
	@echo =====================================
	@echo
	@echo Targets:
	@echo   make          - Build the game
	@echo   make clean    - Remove build artifacts
	@echo   make help     - Show this help message
	@echo   make info     - Show build configuration
	@echo
	@echo Platform Detection:
	@echo   Current: $(PLATFORM)
	@echo
	@echo DOS/DJGPP Requirements:
	@echo   - DJGPP compiler installed
	@echo   - PDCurses library installed
	@echo   - Make utility available
	@echo
	@echo Unix/Linux/macOS Requirements:
	@echo   - GCC compiler
	@echo   - ncurses library
	@echo   - Make utility
	@echo
	@echo Game Options:
	@echo   ./$(TARGET) --easy       Easy difficulty
	@echo   ./$(TARGET) --medium     Medium difficulty
	@echo   ./$(TARGET) --hard       Hard difficulty
	@echo   ./$(TARGET) --techy      Technical words
	@echo   ./$(TARGET) --literary   Literary words
	@echo   ./$(TARGET) --cultural   Cultural words
	@echo   ./$(TARGET) --full       Full dictionary
	@echo   ./$(TARGET) --help       Show game help