#!/bin/bash -e
# shellcheck disable=SC2034,SC2129
# shellcheck source=/dev/null

# Refs
# The Debian package management tools
# https://www.debian.org/doc/manuals/debian-faq/pkgtools.en.html

EXEC_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)

INSTALLER_VERSION=$(cat "${EXEC_DIR}/VERSION")

INSTALLER_MODE="__INSTALLER_MODE__"

# Functions
if [ ! -f "${EXEC_DIR}/FUNCTIONS" ]; then
    echo "Cannot found 'FUNCTIONS' file at [${EXEC_DIR}]"
    exit 1
fi
source "${EXEC_DIR}/FUNCTIONS"

echo "Installer Mode: ${INSTALLER_MODE}"
echo "Installer Version: ${INSTALLER_VERSION}"

# Get OS Information
OS_ARCH="$(GetOSArch)"
OS_VER="$(GetOSVersion)"
OS_MAINLINE="$(GetOSMainlineVersion)"
PATHES_DIR="$(GetPatchFolder "${OS_VER}" "${OS_MAINLINE}")"
echo "System is ${OS_VER}${OS_MAINLINE:+ ${OS_MAINLINE}}, CPU is ${OS_ARCH}, Patch Dir: ${PATHES_DIR}"

# Generate Install List
Data_GenPatchInstallList "${PATHES_DIR}"

if [ "${INSTALLER_MODE}" = "GUI" ]; then
    # Generate Patch List Info Html
    Html_GenerateList
    # Show Changelog
    GUI_ShowHtml "${INSTALLER_MODE}" "${G_CHANGELOG_HTML}" "补丁说明"
    # Show Patch List
    GUI_ShowHtml "${INSTALLER_MODE}" "${G_INSTALL_LIST_HTML}" "补丁列表" "开始安装"
fi

# Install Patches
DEB_Installation "${INSTALLER_MODE}" "正在安装补丁" "准备补丁文件 ..."