#!/bin/sh

# shmake_testlib.sh - Test library cloning for shmake
# Author: Emilia Marigold

clone_test_library()
{
        test_lib="$1"
        LIBRARY_DIR="external_code/test_only/source_code"
        LIB_URL=""
        LIB_NAME=""

        case "$test_lib" in
                Unity|unity)
                        LIB_URL="https://github.com/ThrowTheSwitch/Unity.git"
                        LIB_NAME="Unity"
                        ;;
                CMocka|cmocka|CMOCKA)
                        LIB_URL="https://github.com/clibs/cmocka.git"
                        LIB_NAME="cmocka"
                        ;;
                Check|check)
                        LIB_URL="https://github.com/libcheck/check.git"
                        LIB_NAME="check"
                        ;;
                None|none)
                        return 0
                        ;;
                *)
                        printf "Warning: Unknown test library '%s'. Skipping auto-clone.\n" "$test_lib"
                        return 0
                        ;;
        esac

        printf "\nAuto-cloning test library '%s' to %s...\n" "$test_lib" "$LIBRARY_DIR"

        if ! command -v git >/dev/null 2>&1; then
                printf "Warning: 'git' not found. Library '%s' will need to be added manually.\n" "$test_lib"
                printf "URL: %s\n" "$LIB_URL"
                mkdir -p "shmake_config"
                printf "%s\n" "$LIB_URL" > "shmake_config/project_external_libraries.config"
                return 1
        fi

        if [ -d "$LIBRARY_DIR/$LIB_NAME" ]; then
                printf "Note: '%s' already exists in %s\n" "$LIB_NAME" "$LIBRARY_DIR"
                printf "Overwrite? [y/N]: "
                read -r overwrite
                case "$overwrite" in
                        y|Y)
                                rm -rf "$LIBRARY_DIR/$LIB_NAME"
                                ;;
                        *)
                                printf "Keeping existing installation.\n"
                                printf "%s\n" "$LIB_URL" > "shmake_config/project_external_libraries.config"
                                return 0
                                ;;
                esac
        fi

        mkdir -p "$LIBRARY_DIR"
        printf "Cloning %s (shallow)...\n" "$LIB_NAME"
        if git clone "$LIB_URL" "$LIBRARY_DIR/$LIB_NAME"; then
                printf "Test library '%s' cloned successfully!\n" "$test_lib"
                printf "%s\n" "$LIB_URL" > "shmake_config/project_external_libraries.config"
        else
                printf "Warning: Failed to clone '%s'. You may need to add it manually.\n" "$test_lib"
                printf "URL: %s\n" "$LIB_URL"
                printf "%s\n" "$LIB_URL" > "shmake_config/project_external_libraries.config"
                return 1
        fi
}