local fs = require("lua_fs")

local path1 = "C:\\Program Files\\NSIS\\makensis.exe"
local path2 = "C:\\Program Files (x86)\\NSIS\\makensis.exe"
local version = "v0.1"
local package_name = "mlua"
local extern = ""

-- 确定使用哪个路径
local makensis_path = nil

if fs.exists(path2) then
    makensis_path = path2
elseif fs.exists(path1) then
    makensis_path = path1
else
    print("Error: makensis.exe not found!")
    return
end

-- 执行 xmake f -v 命令并获取输出
local handle = io.popen('cd .. && xmake f -v')  -- 使用 io.popen 执行命令并获取输出句柄
if not handle then
    print("xmake f -v 命令执行失败")
    return
end
local output = handle:read("*a")       -- 读取命令输出
handle:close()                         -- 关闭文件句柄

-- 匹配并提取 plat, arch 和 mode
local plat = string.match(output, "plat = (%S+)")
local arch = string.match(output, "arch = (%S+)")
local mode = string.match(output, "mode = (%S+)")

-- 打印结果
print("plat: " .. plat)
print("arch: " .. arch)
print("mode: " .. mode)

-- 获取当前脚本所在的目录
local cur = fs.get_current_directory()
local updir = fs.get_parent(cur)
local re_bin_dir = updir .. "/build/" .. plat .. "/" .. arch .. "/" .. mode
local bin_dir = fs.normalize(re_bin_dir)
print("bin_dir: " .. bin_dir)

local files = ""
local filenames = {"mlua.exe", "mluac.exe", "lua_fs.dll"}
local function add_files_to_list(arg_bin_dir)
    for _, filename in ipairs(filenames) do
        files = files .. "File \"" .. fs.append_path(arg_bin_dir, filename) .. "\"\n  "
    end
    return files
end

add_files_to_list(bin_dir)

-- 打开文件
local file = io.open("pack.nsi", "r")
if not file then
    print("文件打开失败")
    return
end

-- 读取文件内容
local content = file:read("*all")
file:close()

local new_str = string.gsub(content, "REP_NAME", package_name)
new_str = string.gsub(new_str, "REP_BIN_FILE", package_name .. "-" .. version .. "-" .. arch .. extern)
new_str = string.gsub(new_str, ";REP_FILES", files)

print(new_str)
local f = io.open("tpack.nsi", "w")
if f then
    f:write(new_str)
    f:close()
    print("success to save file tpack.nsi")
else
    print("can't open file tpack.nsi")
end

local command = "\"\"" .. makensis_path .. "\" tpack.nsi\""
print("command: " .. command)

local result = os.execute(command)
os.remove("tpack.nsi")
print("End...")