#!/usr/bin/env bash

cd $(dirname "$(pwd)/$0")
REPOSITORY_FOLDER=$(pwd)

MAIN_OBJECTS_FOLDER="$REPOSITORY_FOLDER/.build/objects/"
DEFAULT_LINKAGE_PATHS="
$REPOSITORY_FOLDER/.build/maintree-core.a
$REPOSITORY_FOLDER/.build/librr-core.a
$REPOSITORY_FOLDER/.build/librr-platform.a
"

function get_include_path_configuration() {
    TEST_PATH=$1

    INCLUDE_CONFIG_PATH="$TEST_PATH/include_paths.txt"
    INCLUDE_STATEMENTS="-I $TEST_PATH/inc-c/"
    if [[ ! -f $INCLUDE_CONFIG_PATH ]]
    then
        return
    fi

    for LINE in $(cat $INCLUDE_CONFIG_PATH)
    do
        INCLUDE_STATEMENTS="$INCLUDE_STATEMENTS -I $REPOSITORY_FOLDER/$LINE"
    done
}

function get_linkage_path_configuration() {
    TEST_PATH=$1

    LINKAGE_PATHS=$DEFAULT_LINKAGE_PATHS
    if [[ -f "$TEST_PATH/linkage_paths.txt" ]]
    then
        for LINKAGE_ITEM in $(cat "$TEST_PATH/linkage_paths.txt")
        do
            LINKAGE_PATHS="$LINKAGE_PATHS $REPOSITORY_FOLDER/$LINKAGE_ITEM"
        done
    fi
}

function compile_single_test() {
    TEST_PATH=$1
    TEST_NAME=$(basename $TEST_PATH)

    echo "Compiling Test: $TEST_NAME"

    # TODO: As a small improvement, the tests could be able to have multiple sub-folders for sources.

    get_include_path_configuration $TEST_PATH
    get_linkage_path_configuration $TEST_PATH
    gcc -o $TEST_PATH/$TEST_NAME.elf $TEST_PATH/*.c $LINKAGE_PATHS $INCLUDE_STATEMENTS
}

function compile_all_tests_of_module() {
    MODULE_NAME=$1

    echo "================================================================"
    echo "COMPILING ALL TESTS OF MODULE: '$MODULE_NAME'."
    echo " "

    TEST_PATH_LIST_PATH="$REPOSITORY_FOLDER/$MODULE_NAME/build-config/tests.txt"
    if [[ ! -f $TEST_PATH_LIST_PATH ]]
    then
        echo "Couldn't find list of tests for module '$MODULE_NAME'. Skipping."
        return
    fi

    for RELATIVE_TEST_PATH in $(cat $TEST_PATH_LIST_PATH)
    do
        TEST_PATH=$REPOSITORY_FOLDER/$MODULE_NAME/$RELATIVE_TEST_PATH
        compile_single_test $TEST_PATH
    done
}

compile_all_tests_of_module core