#include <iostream>

#include "app.h"
#include "logging.h"

void Application::deleteDir(const std::filesystem::path& path) {
    if (m_DryRun) {
        spdlog::get("filesystem")
            ->warn("[DRYRUN] Deleting '{}'", path.string());
        return;
    }

    spdlog::get("filesystem")->warn("DELETING '{}' directory.", path.string());
    spdlog::get("filesystem")->debug("Checking '{}'", path.string());
    if (!std::filesystem::exists(path) ||
        !std::filesystem::is_directory(path)) {
        spdlog::get("filesystem")
            ->info(
                "The {} directory either doesn't exist or its a file. "
                "Continuing...",
                path.string());
        return;
    }

    spdlog::get("filesystem")->debug("Deleting '{}'", path.string());
    std::filesystem::remove_all(path);
}

void Application::createDir(const std::filesystem::path& path) {
    if (m_DryRun) {
        spdlog::get("filesystem")
            ->warn("[DRYRUN] Creating '{}'", path.string());
        return;
    }

    spdlog::get("filesystem")->debug("Creating '{}'", path.string());
    if (const bool res = std::filesystem::create_directories(path); !res) {
        spdlog::get("filesystem")
            ->warn("Failed to create directory: '{}'", path.string());
    }
}

void Application::checkBuildDirs() {
    spdlog::get("filesystem")->debug("Checking 'build' directory.");
    if (!std::filesystem::is_directory("build")) {
        spdlog::get("filesystem")
            ->warn("'build' is not a directory. Deleting.");
        deleteDir("build");
    }
    if (!std::filesystem::exists("build")) {
        spdlog::get("filesystem")->info("Creating 'build' directory");
        createDir("build");
    }

    switch (m_BuildType) {
        case none:
            spdlog::get("filesystem")
                ->debug("Checking 'build/debug' directory.");
            if (!std::filesystem::is_directory("build/debug")) {
                spdlog::get("filesystem")
                    ->warn("'build/debug' is not a directory. Deleting.");
                deleteDir("build/debug");
            }
            if (!std::filesystem::exists("build/debug")) {
                spdlog::get("filesystem")
                    ->info("Creating 'build/debug' directory.");
                createDir("build/debug");
            }

            spdlog::get("filesystem")
                ->debug("Checking 'build/release' directory.");
            if (!std::filesystem::is_directory("build/release")) {
                spdlog::get("filesystem")
                    ->warn("'build/release' is not a directory. Deleting.");
                deleteDir("build/release");
            }
            if (!std::filesystem::exists("build/release")) {
                spdlog::get("filesystem")
                    ->info("Creating 'build/release' directory.");
                createDir("build/release");
            }

            spdlog::get("filesystem")
                ->debug("Checking 'build/relwithdeb' directory.");
            if (!std::filesystem::is_directory("build/relwithdeb")) {
                spdlog::get("filesystem")
                    ->warn("'build/relwithdeb' is not a directory. Deleting.");
                deleteDir("build/relwithdeb");
            }
            if (!std::filesystem::exists("build/relwithdeb")) {
                spdlog::get("filesystem")
                    ->info("Creating 'build/relwithdeb' directory.");
                createDir("build/relwithdeb");
            }

            spdlog::get("filesystem")
                ->debug("Checking 'build/minsizerel' directory.");
            if (!std::filesystem::is_directory("build/minsizerel")) {
                spdlog::get("filesystem")
                    ->warn("'build/minsizerel' is not a directory. Deleting.");
                deleteDir("build/minsizerel");
            }
            if (!std::filesystem::exists("build/minsizerel")) {
                spdlog::get("filesystem")
                    ->info("Creating 'build/minsizerel' directory.");
                createDir("build/minsizerel");
            };

            break;
        case debug:
            spdlog::get("filesystem")
                ->debug("Checking 'build/debug' directory.");
            if (!std::filesystem::is_directory("build/debug")) {
                spdlog::get("filsystem")
                    ->warn("'build/debug' is not a directory. Deleting.");
                deleteDir("build/debug");
            }
            if (!std::filesystem::exists("build/debug")) {
                spdlog::get("filesystem")
                    ->info("Creating 'build/debug' directory.");
                createDir("build/debug");
            }
            break;
        case release:
            spdlog::get("filesystem")
                ->debug("Checking 'build/release' directory.");
            if (!std::filesystem::is_directory("build/release")) {
                spdlog::get("filesystem")
                    ->warn("'build/release' is not a directory. Deleting.");
                deleteDir("build/release");
            }
            if (!std::filesystem::exists("build/release")) {
                spdlog::get("filesystem")
                    ->info("Creating 'build/release' directory.");
                createDir("build/release");
            }
            break;
        case relwithdeb:
            spdlog::get("filesystem")
                ->debug("Checking 'build/relwithdeb' directory.");
            if (!std::filesystem::is_directory("build/relwithdeb")) {
                spdlog::get("filesystem")
                    ->warn("'build/relwithdeb' is not a directory. Deleting.");
                deleteDir("build/relwithdeb");
            }
            if (!std::filesystem::exists("build/relwithdeb")) {
                spdlog::get("filesystem")
                    ->info("Creating 'build/relwithdeb' directory.");
                createDir("build/relwithdeb");
            };
            break;
        case minsizerel:
            spdlog::get("filesystem")
                ->debug("Checking 'build/minsizerel' directory.");
            if (!std::filesystem::is_directory("build/minsizerel")) {
                spdlog::get("filesystem")
                    ->warn("'build/minsizerel' is not a directory. Deleting.");
                deleteDir("build/minsizerel");
            }
            if (!std::filesystem::exists("build/minsizerel")) {
                spdlog::get("filesystem")
                    ->info("Creating 'build/minsizerel' directory.");
                createDir("build/minsizerel");
            };
            break;
    }

    spdlog::get("filesystem")->info("All directories checked.");
}