#!/bin/sh

# shmake_module.sh - Module creation for shmake
# Author: Emilia Marigold

add_module()
{
        check_project_root

        if [ $# -lt 1 ]; then
                printf "Usage: %s module [name]\n" "$SCRIPT_NAME"
                exit 1
        fi

        MODULE_NAME="$1"
        MODULE_DIR="source_code/MODULE_${MODULE_NAME}"
        MODULE_NAME_UPPER=$(printf "%s" "$MODULE_NAME" | tr '[:lower:]' '[:upper:]')

        printf "Creating module '%s'...\n" "$MODULE_NAME"

        mkdir -p "$MODULE_DIR"
        mkdir -p "$MODULE_DIR/internal"
        mkdir -p "$MODULE_DIR/tests"

        cat > "$MODULE_DIR/${MODULE_NAME}.h" << EOF
#ifndef ${MODULE_NAME_UPPER}_H
#define ${MODULE_NAME_UPPER}_H

/* Function declarations */

#endif /* ${MODULE_NAME_UPPER}_H */
EOF

        cat > "$MODULE_DIR/${MODULE_NAME}.c" << EOF
#include "${MODULE_NAME}.h"

/* Function implementations */

EOF

        cat > "$MODULE_DIR/internal/${MODULE_NAME}_internal.h" << EOF
#ifndef ${MODULE_NAME_UPPER}_INTERNAL_H
#define ${MODULE_NAME_UPPER}_INTERNAL_H

/* Internal function declarations (not exposed in public header) */

#endif /* ${MODULE_NAME_UPPER}_INTERNAL_H */
EOF

        cat > "$MODULE_DIR/internal/${MODULE_NAME}_internal.c" << EOF
#include "${MODULE_NAME}_internal.h"
#include "../${MODULE_NAME}.h"

/* Internal function implementations */

EOF

        cat > "$MODULE_DIR/tests/${MODULE_NAME}_test.h" << EOF
#ifndef ${MODULE_NAME_UPPER}_TEST_H
#define ${MODULE_NAME_UPPER}_TEST_H

/* Test function declarations */

#endif /* ${MODULE_NAME_UPPER}_TEST_H */
EOF

        cat > "$MODULE_DIR/tests/${MODULE_NAME}_test.c" << EOF
#include "${MODULE_NAME}_test.h"
#include "../${MODULE_NAME}.h"

/* Test implementations */

EOF

        printf "Module '%s' created successfully!\n" "$MODULE_NAME"
        printf "  Location: %s\n" "$MODULE_DIR"
        printf "  Next: Add your implementation to the .c files.\n"
        printf "  Run 'shmake sync' after adding source files to update Makefile.\n"
}