-- package a folder into an audio release file
-- Matt Hailey 10/04/13

config_folder = "\\config\\"

-- Files to include in audio release
dat_files = {
    "audioconfig",
    "categories",
    "curves",
    "dynamix",
    "game",
    "optamp",
    "sounds",
    "sp_sounds",
    "speech2",
	"dlc_gtao_game",
	"dlc_gtao_mix",
	"dlc_gtao_sounds",
	"dlc_gtao_speech",
	"dlctu_game",
	"dlctu_sounds",
	"dlctu_curves"
    }

other_files = {
    "packlist_rel.txt",
    }

startsWith = function(self, piece)
  return string.sub(self, 1, string.len(piece)) == piece
end

-- Package files into output folder
function packageFolder(path)
	
    local full_config_path = path .. config_folder
    local files = find_files( full_config_path .. "*.*" );
    
    -- Find DAT files
    for key1, value1 in dat_files do
        local latest_version = 0
        local curr_file_path = nil
        local fileName = nil
        
        local value1_lower = string.lower(value1)
        
        -- First look for .dat??.rel file
        for key2, value2 in files do
            local value2_lower = string.lower(value2)
            local ext = get_extension_from_path(value2_lower)
            
            if startsWith(value2_lower, value1_lower) then
                local full_path = full_config_path .. value2
                
                -- Use release version of file
                if ext == '.rel' then
                    local str_len = string.len(value2_lower) - string.len(ext)
                    local dat_file_path = string.sub(value2_lower, 0, str_len)
                    local dat_ext = get_extension_from_path(dat_file_path)
                    
                    if startsWith(dat_ext, ".dat") then
                        local versionStr = string.sub(dat_ext, 5)
                        local version = tonumber(versionStr)
                        if version > latest_version then
                            latest_version = version
                            curr_file_path = full_path
							fileName = value2_lower
                        end
                    end
                end
            end
        end
        
        if curr_file_path then
			add_to_pack(curr_file_path, "config/" .. fileName)
        end
    end
    
    -- Add any other files we require
    for key1, value1 in other_files do
        for key2, value2 in files do
            local file_name_lower = string.lower(value2)
            if file_name_lower == value1 then
                local full_path = full_config_path .. value2
                add_to_pack(full_path, "config/" .. value2)
            end
        end
    end
end

-- Package up required files for audio release
function package(packfile, path, platform)

	set_platform("durango")
    start_uncompressed_pack();
	packageFolder(path);
	save_pack(packfile);
	close_pack();
    
end

local pack = get_param("pack");
local rootpath = get_param("rootpath");
local platform = get_param("platform");

package(pack, rootpath, platform);