auto mode support

src/app.rs

@@ -2,8 +2,8 @@ use std::{
     io::{self, Write},
     path::Path,
     sync::{
-        atomic::{AtomicUsize, Ordering},
         Arc,
+        atomic::{AtomicUsize, Ordering},
     },
     time::Duration,
 };
@@ -11,8 +11,7 @@ use std::{
 use fs_err as fs;
 
 use color_eyre::eyre::bail;
-use colored::Colorize;
-use dialoguer::{theme::ColorfulTheme, Input, Select};
+use dialoguer::{Input, MultiSelect, Select, theme::ColorfulTheme};
 use fs::OpenOptions;
 use indicatif::{HumanBytes, ProgressBar, ProgressStyle};
 use parking_lot::Mutex;
@@ -25,30 +24,27 @@ use ree_pak_core::{
     write::FileOptions,
 };
 
-const FILE_NAME_LIST: &[u8] = include_bytes!("../assets/MHWs_STM_Release.list.zst");
+use crate::{chunk::ChunkName, util::human_bytes};
 
-#[derive(Debug, Clone)]
-pub struct Config {
-    pub input_path: Option<String>,
-    pub output_path: Option<String>,
-    pub use_full_package_mode: bool,
-    pub use_feature_clone: bool,
+const FILE_NAME_LIST: &[u8] = include_bytes!("../assets/MHWs_STM_Release.list.zst");
+const AUTO_CHUNK_SELECTION_SIZE_THRESHOLD: usize = 50 * 1024 * 1024; // 50MB
+const FALSE_TRUE_SELECTION: [&str; 2] = ["False", "True"];
+
+struct ChunkSelection {
+    chunk_name: ChunkName,
+    file_size: u64,
 }
 
-impl Default for Config {
-    fn default() -> Self {
-        Self {
-            input_path: Default::default(),
-            output_path: Default::default(),
-            use_full_package_mode: false,
-            use_feature_clone: true,
-        }
+impl std::fmt::Display for ChunkSelection {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{} ({})", self.chunk_name, human_bytes(self.file_size))?;
+        Ok(())
     }
 }
 
 #[derive(Default)]
 pub struct App {
-    config: Config,
+    filename_table: Option<FileNameTable>,
 }
 
 impl App {
@@ -57,6 +53,10 @@ impl App {
         println!("Get updates at https://github.com/eigeen/mhws-tex-decompressor");
         println!();
 
+        println!("Loading embedded file name table...");
+        let filename_table = FileNameTable::from_bytes(FILE_NAME_LIST)?;
+        self.filename_table = Some(filename_table);
+
         // Mode selection
         let mode = Select::with_theme(&ColorfulTheme::default())
             .with_prompt("Select mode")
@@ -72,47 +72,19 @@ impl App {
         }
     }
 
-    fn auto_mode(&mut self) -> color_eyre::Result<()> {
-        todo!()
+    fn filename_table(&self) -> &FileNameTable {
+        self.filename_table.as_ref().unwrap()
     }
 
-    fn manual_mode(&mut self) -> color_eyre::Result<()> {
-        let input: String = Input::with_theme(&ColorfulTheme::default())
-            .show_default(true)
-            .default("re_chunk_000.pak.sub_000.pak".to_string())
-            .with_prompt("Input .pak file path")
-            .interact_text()
-            .unwrap()
-            .trim_matches(|c| c == '\"' || c == '\'')
-            .to_string();
-
-        let input_path = Path::new(&input);
-        if !input_path.is_file() {
-            bail!("input file not exists.");
-        }
-
-        const FALSE_TRUE_SELECTION: [&str; 2] = ["False", "True"];
-
-        let use_full_package_mode = Select::with_theme(&ColorfulTheme::default())
-            .with_prompt(
-                "Package all files, including non-tex files (for replacing original files)",
-            )
-            .default(0)
-            .items(&FALSE_TRUE_SELECTION)
-            .interact()
-            .unwrap();
-        let use_full_package_mode = use_full_package_mode == 1;
-
-        let use_feature_clone = Select::with_theme(&ColorfulTheme::default())
-            .with_prompt("Clone feature flags from original file?")
-            .default(1)
-            .items(&FALSE_TRUE_SELECTION)
-            .interact()
-            .unwrap();
-        let use_feature_clone = use_feature_clone == 1;
-
-        println!("Loading embedded file name table...");
-        let filename_table = FileNameTable::from_bytes(FILE_NAME_LIST)?;
+    fn process_chunk(
+        &self,
+        filename_table: &FileNameTable,
+        input_path: &Path,
+        output_path: &Path,
+        use_full_package_mode: bool,
+        use_feature_clone: bool,
+    ) -> color_eyre::Result<()> {
+        println!("Processing chunk: {}", input_path.display());
 
         let file = fs::File::open(input_path)?;
         let mut reader = io::BufReader::new(file);
@@ -135,8 +107,6 @@ impl App {
         };
 
         // new pak archive
-        let output_path = input_path.with_extension("uncompressed.pak");
-        println!("Output file: {}", output_path.to_string_lossy());
         let out_file = OpenOptions::new()
             .create(true)
             .truncate(true)
@@ -218,13 +188,218 @@ impl App {
         };
 
         bar.finish();
-        println!("{}", "Done!".cyan().bold());
-        if !use_full_package_mode {
-            println!(
-                "You should rename the output file like `re_chunk_000.pak.sub_000.pak.patch_xxx.pak`."
-            );
+
+        Ok(())
     }
 
+    fn auto_mode(&mut self) -> color_eyre::Result<()> {
+        let current_dir = std::env::current_dir()?;
+
+        wait_for_enter(
+            r#"Check list:
+
+1. Your game is already updated to the latest version.
+2. Uninstalled all the mods, or the generated files will break mods.
+
+I'm sure I've checked the list, press Enter to continue"#,
+        );
+
+        let game_dir: String = Input::<String>::with_theme(&ColorfulTheme::default())
+            .show_default(true)
+            .default(current_dir.to_string_lossy().to_string())
+            .with_prompt("Input MonsterHunterWilds directory path")
+            .interact_text()
+            .unwrap()
+            .trim_matches(|c| c == '\"' || c == '\'')
+            .to_string();
+
+        let game_dir = Path::new(&game_dir);
+        if !game_dir.is_dir() {
+            bail!("game directory not exists.");
+        }
+
+        // scan for pak files
+        let dir = fs::read_dir(game_dir)?;
+        let mut all_chunks: Vec<ChunkName> = vec![];
+        for entry in dir {
+            let entry = entry?;
+            if !entry.file_type()?.is_file() {
+                continue;
+            }
+
+            let file_name = entry.file_name().to_string_lossy().to_string();
+            if !file_name.ends_with(".pak") || !file_name.starts_with("re_chunk_") {
+                continue;
+            }
+
+            let chunk_name = match ChunkName::try_from_str(&file_name) {
+                Ok(chunk_name) => chunk_name,
+                Err(e) => {
+                    println!("Invalid chunk name, skipped: {e}");
+                    continue;
+                }
+            };
+            all_chunks.push(chunk_name);
+        }
+        all_chunks.sort();
+
+        // show chunks for selection
+        // only show sub chunks
+        let chunk_selections = all_chunks
+            .iter()
+            .filter_map(|chunk| {
+                if chunk.sub_id.is_some() {
+                    Some(chunk.to_string())
+                } else {
+                    None
+                }
+            })
+            .map(|file_name| {
+                let file_path = game_dir.join(&file_name);
+                let file_size = fs::metadata(file_path)?.len();
+                Ok(ChunkSelection {
+                    chunk_name: ChunkName::try_from_str(&file_name)?,
+                    file_size,
+                })
+            })
+            .collect::<color_eyre::Result<Vec<_>>>()?;
+        if chunk_selections.is_empty() {
+            bail!("No available pak files found.");
+        }
+
+        let selected_chunks: Vec<bool> = chunk_selections
+            .iter()
+            .map(|chunk_selection| {
+                Ok(chunk_selection.file_size >= AUTO_CHUNK_SELECTION_SIZE_THRESHOLD as u64)
+            })
+            .collect::<color_eyre::Result<Vec<_>>>()?;
+
+        let selected_chunks: Option<Vec<usize>> =
+            MultiSelect::with_theme(&ColorfulTheme::default())
+                .with_prompt("Select chunks to process (Space to select, Enter to confirm)")
+                .items(&chunk_selections)
+                .defaults(&selected_chunks)
+                .interact_opt()?;
+        let Some(selected_chunks) = selected_chunks else {
+            bail!("No chunks selected.");
+        };
+
+        let selected_chunks = selected_chunks
+            .iter()
+            .map(|i| chunk_selections[*i].chunk_name.clone())
+            .collect::<Vec<_>>();
+
+        // replace mode: replace original files with uncompressed files
+        // patch mode: generate patch files after original patch files
+        let use_replace_mode = Select::with_theme(&ColorfulTheme::default())
+            .with_prompt(
+                "Replace original files with uncompressed files? (Will automatically backup original files)",
+            )
+            .default(0)
+            .items(&FALSE_TRUE_SELECTION)
+            .interact()
+            .unwrap();
+        let use_replace_mode = use_replace_mode == 1;
+
+        // start processing
+        for chunk_name in selected_chunks {
+            let chunk_path = game_dir.join(chunk_name.to_string());
+            let output_path = if use_replace_mode {
+                // 如果是替换模式，首先生成一个临时的解压后文件
+                let temp_path = chunk_path.with_extension("pak.temp");
+                // 备份原始文件
+                let backup_path = chunk_path.with_extension("pak.backup");
+                if backup_path.exists() {
+                    fs::remove_file(&backup_path)?;
+                }
+                fs::rename(&chunk_path, &backup_path)?;
+                temp_path
+            } else {
+                // 如果是补丁模式
+                // 查找当前chunk系列的最大patch id
+                let max_patch_id = all_chunks
+                    .iter()
+                    .filter(|c| {
+                        c.major_id == chunk_name.major_id
+                            && c.patch_id == chunk_name.patch_id
+                            && c.sub_id == chunk_name.sub_id
+                    })
+                    .filter_map(|c| c.sub_patch_id)
+                    .max()
+                    .unwrap_or(0);
+
+                let new_patch_id = max_patch_id + 1;
+
+                // 创建新的chunk name
+                let mut output_chunk_name = chunk_name.clone();
+                output_chunk_name.sub_patch_id = Some(new_patch_id);
+
+                // 在chunk列表中添加新的补丁，以便后续处理可以找到它
+                all_chunks.push(output_chunk_name.clone());
+
+                game_dir.join(output_chunk_name.to_string())
+            };
+
+            println!("Output patch file: {}", output_path.display());
+            self.process_chunk(
+                self.filename_table(),
+                &chunk_path,
+                &output_path,
+                use_replace_mode,
+                true,
+            )?;
+
+            // 如果是替换模式，将临时文件重命名为原始文件名
+            if use_replace_mode {
+                fs::rename(&output_path, &chunk_path)?;
+            }
+            println!();
+        }
+
+        Ok(())
+    }
+
+    fn manual_mode(&mut self) -> color_eyre::Result<()> {
+        let input: String = Input::with_theme(&ColorfulTheme::default())
+            .show_default(true)
+            .default("re_chunk_000.pak.sub_000.pak".to_string())
+            .with_prompt("Input .pak file path")
+            .interact_text()
+            .unwrap()
+            .trim_matches(|c| c == '\"' || c == '\'')
+            .to_string();
+
+        let input_path = Path::new(&input);
+        if !input_path.is_file() {
+            bail!("input file not exists.");
+        }
+
+        let use_full_package_mode = Select::with_theme(&ColorfulTheme::default())
+            .with_prompt(
+                "Package all files, including non-tex files (for replacing original files)",
+            )
+            .default(0)
+            .items(&FALSE_TRUE_SELECTION)
+            .interact()
+            .unwrap();
+        let use_full_package_mode = use_full_package_mode == 1;
+
+        let use_feature_clone = Select::with_theme(&ColorfulTheme::default())
+            .with_prompt("Clone feature flags from original file?")
+            .default(1)
+            .items(&FALSE_TRUE_SELECTION)
+            .interact()
+            .unwrap();
+        let use_feature_clone = use_feature_clone == 1;
+
+        self.process_chunk(
+            self.filename_table(),
+            input_path,
+            &input_path.with_extension("uncompressed.pak"),
+            use_full_package_mode,
+            use_feature_clone,
+        )?;
+
         Ok(())
     }
 }
@@ -255,9 +430,9 @@ where
     Ok(data.len())
 }
 
-fn wait_for_exit() {
+fn wait_for_enter(msg: &str) {
     let _: String = Input::with_theme(&ColorfulTheme::default())
-        .with_prompt("Press Enter to exit")
+        .with_prompt(msg)
         .allow_empty(true)
         .interact_text()
         .unwrap();

src/chunk.rs

@@ -1,5 +1,174 @@
 //! Chunk file name format
+//!
+//! File name structure:
+//! - Base: re_chunk_XXX.pak
+//! - Patch: re_chunk_XXX.pak.patch_XXX.pak
+//! - Sub: re_chunk_XXX.pak.sub_XXX.pak
+//! - Sub Patch: re_chunk_XXX.pak.sub_XXX.pak.patch_XXX.pak
 
+use color_eyre::eyre;
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct ChunkName {
-    major_id: u32,
+    /// Major chunk ID (XXX in re_chunk_XXX.pak)
+    pub major_id: u32,
+    /// Patch number (XXX in .patch_XXX.pak)
+    pub patch_id: Option<u32>,
+    /// Sub chunk ID (XXX in .sub_XXX.pak)
+    pub sub_id: Option<u32>,
+    /// Patch number for sub chunk (YYY in .sub_XXX.pak.patch_YYY.pak)
+    pub sub_patch_id: Option<u32>,
+}
+
+impl ChunkName {
+    /// Create a new base chunk name (re_chunk_XXX.pak)
+    pub fn new(major_id: u32) -> Self {
+        Self {
+            major_id,
+            patch_id: None,
+            sub_id: None,
+            sub_patch_id: None,
+        }
+    }
+
+    /// Create a chunk name from a string
+    pub fn try_from_str(name: &str) -> color_eyre::Result<Self> {
+        let dot_parts = name.split('.').collect::<Vec<&str>>();
+        if dot_parts.len() < 2 || dot_parts.len() % 2 != 0 {
+            return Err(eyre::eyre!(
+                "Invalid chunk name with odd number of parts: {}",
+                name
+            ));
+        }
+
+        // every 2 parts is a component
+        let components = dot_parts
+            .chunks_exact(2)
+            .map(|c| (c[0], c[1]))
+            .collect::<Vec<(&str, &str)>>();
+        // check if all parts have the correct extension
+        if !components.iter().all(|(_, ext)| *ext == "pak") {
+            return Err(eyre::eyre!(
+                "Invalid chunk name with invalid extension: {}",
+                name
+            ));
+        }
+
+        let mut this = Self::new(0);
+
+        for (name, _) in components.iter() {
+            let component = Self::parse_component(name)?;
+            match component {
+                Component::Major(id) => this.major_id = id,
+                Component::Sub(id) => this.sub_id = Some(id),
+                Component::Patch(id) => {
+                    if this.sub_id.is_some() {
+                        this.sub_patch_id = Some(id);
+                    } else {
+                        this.patch_id = Some(id);
+                    }
+                }
+            }
+        }
+
+        Ok(this)
+    }
+
+    fn parse_component(name: &str) -> color_eyre::Result<Component> {
+        if name.starts_with("re_chunk_") {
+            let major_id = name
+                .strip_prefix("re_chunk_")
+                .unwrap()
+                .parse::<u32>()
+                .map_err(|e| eyre::eyre!("Chunk name with invalid major ID: {}", e))?;
+            Ok(Component::Major(major_id))
+        } else if name.starts_with("patch_") {
+            let patch_id = name
+                .strip_prefix("patch_")
+                .unwrap()
+                .parse::<u32>()
+                .map_err(|e| eyre::eyre!("Chunk name with invalid patch ID: {}", e))?;
+            Ok(Component::Patch(patch_id))
+        } else if name.starts_with("sub_") {
+            let sub_id = name
+                .strip_prefix("sub_")
+                .unwrap()
+                .parse::<u32>()
+                .map_err(|e| eyre::eyre!("Chunk name with invalid sub ID: {}", e))?;
+            Ok(Component::Sub(sub_id))
+        } else {
+            Err(eyre::eyre!(
+                "Invalid chunk name with invalid component: {}",
+                name
+            ))
+        }
+    }
+}
+
+impl std::fmt::Display for ChunkName {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "re_chunk_{:03}.pak", self.major_id)?;
+        if let Some(patch_id) = self.patch_id {
+            write!(f, ".patch_{:03}.pak", patch_id)?;
+            return Ok(());
+        }
+        if let Some(sub_id) = self.sub_id {
+            write!(f, ".sub_{:03}.pak", sub_id)?;
+        }
+        if let Some(sub_patch_id) = self.sub_patch_id {
+            write!(f, ".patch_{:03}.pak", sub_patch_id)?;
+        }
+
+        Ok(())
+    }
+}
+
+impl PartialOrd for ChunkName {
+    fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
+        Some(self.cmp(other))
+    }
+}
+
+impl Ord for ChunkName {
+    fn cmp(&self, other: &Self) -> std::cmp::Ordering {
+        self.major_id
+            .cmp(&other.major_id)
+            .then(self.sub_id.cmp(&other.sub_id))
+            .then(self.patch_id.cmp(&other.patch_id))
+            .then(self.sub_patch_id.cmp(&other.sub_patch_id))
+    }
+}
+
+enum Component {
+    Major(u32),
+    Patch(u32),
+    Sub(u32),
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_chunk_name_formats() {
+        // Test base chunk
+        let base = ChunkName::new(0);
+        assert_eq!(base.to_string(), "re_chunk_000.pak");
+
+        // Test patch chunk
+        let patch = ChunkName::try_from_str("re_chunk_000.pak.patch_001.pak").unwrap();
+        assert_eq!(patch.to_string(), "re_chunk_000.pak.patch_001.pak");
+
+        // Test sub chunk
+        let sub = ChunkName::try_from_str("re_chunk_000.pak.sub_000.pak").unwrap();
+        assert_eq!(sub.to_string(), "re_chunk_000.pak.sub_000.pak");
+
+        // Test sub patch chunk
+        let sub_patch =
+            ChunkName::try_from_str("re_chunk_000.pak.sub_000.pak.patch_001.pak").unwrap();
+        assert_eq!(
+            sub_patch.to_string(),
+            "re_chunk_000.pak.sub_000.pak.patch_001.pak"
+        );
+    }
 }

src/main.rs

@@ -1,32 +1,9 @@
 mod app;
 mod chunk;
+mod util;
 
-use std::{
-    io::{self, Write},
-    path::Path,
-    sync::{
-        Arc,
-        atomic::{AtomicUsize, Ordering},
-    },
-    time::Duration,
-};
-
-use fs_err as fs;
-
-use color_eyre::eyre::bail;
 use colored::Colorize;
-use dialoguer::{Input, Select, theme::ColorfulTheme};
-use fs::OpenOptions;
-use indicatif::{HumanBytes, ProgressBar, ProgressStyle};
-use parking_lot::Mutex;
-use rayon::iter::{IntoParallelRefIterator, ParallelIterator};
-use re_tex::tex::Tex;
-use ree_pak_core::{
-    filename::{FileNameExt, FileNameTable},
-    pak::PakEntry,
-    read::archive::PakArchiveReader,
-    write::FileOptions,
-};
+use dialoguer::{Input, theme::ColorfulTheme};
 
 fn main() {
     std::panic::set_hook(Box::new(panic_hook));
@@ -38,17 +15,6 @@ fn main() {
         std::process::exit(1);
     }
     wait_for_exit();
-
-    // println!("Version v{} - Tool by @Eigeen", env!("CARGO_PKG_VERSION"));
-    // println!("Get updates at https://github.com/eigeen/mhws-tex-decompressor");
-    // println!();
-
-    // if let Err(e) = main_entry() {
-    //     eprintln!("{}: {:#}", "Error".red().bold(), e);
-    //     wait_for_exit();
-    //     std::process::exit(1);
-    // }
-    // wait_for_exit();
 }
 
 fn panic_hook(info: &std::panic::PanicHookInfo) {
@@ -57,181 +23,6 @@ fn panic_hook(info: &std::panic::PanicHookInfo) {
     std::process::exit(1);
 }
 
-// fn main_entry() -> color_eyre::Result<()> {
-//     let input: String = Input::with_theme(&ColorfulTheme::default())
-//         .show_default(true)
-//         .default("re_chunk_000.pak.sub_000.pak".to_string())
-//         .with_prompt("Input .pak file path")
-//         .interact_text()
-//         .unwrap()
-//         .trim_matches(|c| c == '\"' || c == '\'')
-//         .to_string();
-
-//     let input_path = Path::new(&input);
-//     if !input_path.is_file() {
-//         bail!("input file not exists.");
-//     }
-
-//     const FALSE_TRUE_SELECTION: [&str; 2] = ["False", "True"];
-
-//     let use_full_package_mode = Select::with_theme(&ColorfulTheme::default())
-//         .with_prompt("Package all files, including non-tex files (for replacing original files)")
-//         .default(0)
-//         .items(&FALSE_TRUE_SELECTION)
-//         .interact()
-//         .unwrap();
-//     let use_full_package_mode = use_full_package_mode == 1;
-
-//     let use_feature_clone = Select::with_theme(&ColorfulTheme::default())
-//         .with_prompt("Clone feature flags from original file?")
-//         .default(1)
-//         .items(&FALSE_TRUE_SELECTION)
-//         .interact()
-//         .unwrap();
-//     let use_feature_clone = use_feature_clone == 1;
-
-//     println!("Loading embedded file name table...");
-//     let filename_table = FileNameTable::from_bytes(FILE_NAME_LIST)?;
-
-//     let file = fs::File::open(input_path)?;
-//     let mut reader = io::BufReader::new(file);
-
-//     println!("Reading pak archive...");
-//     let pak_archive = ree_pak_core::read::read_archive(&mut reader)?;
-//     let archive_reader = PakArchiveReader::new(reader, &pak_archive);
-//     let archive_reader_mtx = Mutex::new(archive_reader);
-
-//     // filtered entries
-//     let entries = if use_full_package_mode {
-//         pak_archive.entries().iter().collect::<Vec<_>>()
-//     } else {
-//         println!("Filtering entries...");
-//         pak_archive
-//             .entries()
-//             .iter()
-//             .filter(|entry| is_tex_file(entry.hash(), &filename_table))
-//             .collect::<Vec<_>>()
-//     };
-
-//     // new pak archive
-//     let output_path = input_path.with_extension("uncompressed.pak");
-//     println!("Output file: {}", output_path.to_string_lossy());
-//     let out_file = OpenOptions::new()
-//         .create(true)
-//         .truncate(true)
-//         .write(true)
-//         .open(output_path)?;
-//     let pak_writer = ree_pak_core::write::PakWriter::new(out_file, entries.len() as u64);
-//     let pak_writer_mtx = Arc::new(Mutex::new(pak_writer));
-
-//     let bar = ProgressBar::new(entries.len() as u64);
-//     bar.set_style(
-//         ProgressStyle::default_bar().template("Bytes written: {msg}\n{pos}/{len} {wide_bar}")?,
-//     );
-//     bar.enable_steady_tick(Duration::from_millis(200));
-
-//     let pak_writer_mtx1 = Arc::clone(&pak_writer_mtx);
-//     let bar1 = bar.clone();
-//     let bytes_written = AtomicUsize::new(0);
-//     let err = entries
-//         .par_iter()
-//         .try_for_each(move |&entry| -> color_eyre::Result<()> {
-//             let pak_writer_mtx = &pak_writer_mtx1;
-//             let bar = &bar1;
-//             // read raw tex file
-//             // parse tex file
-//             let mut entry_reader = {
-//                 let mut archive_reader = archive_reader_mtx.lock();
-//                 archive_reader.owned_entry_reader(entry.clone())?
-//             };
-
-//             if !is_tex_file(entry.hash(), &filename_table) {
-//                 // plain file, just copy
-//                 let mut buf = vec![];
-//                 std::io::copy(&mut entry_reader, &mut buf)?;
-//                 let mut pak_writer = pak_writer_mtx.lock();
-//                 let write_bytes = write_to_pak(
-//                     &mut pak_writer,
-//                     entry,
-//                     entry.hash(),
-//                     &buf,
-//                     use_feature_clone,
-//                 )?;
-//                 bytes_written.fetch_add(write_bytes, Ordering::SeqCst);
-//             } else {
-//                 let mut tex = Tex::from_reader(&mut entry_reader)?;
-//                 // decompress mipmaps
-//                 tex.batch_decompress()?;
-
-//                 let tex_bytes = tex.as_bytes()?;
-//                 let mut pak_writer = pak_writer_mtx.lock();
-//                 let write_bytes = write_to_pak(
-//                     &mut pak_writer,
-//                     entry,
-//                     entry.hash(),
-//                     &tex_bytes,
-//                     use_feature_clone,
-//                 )?;
-//                 bytes_written.fetch_add(write_bytes, Ordering::SeqCst);
-//             }
-
-//             bar.inc(1);
-//             if bar.position() % 100 == 0 {
-//                 bar.set_message(
-//                     HumanBytes(bytes_written.load(Ordering::SeqCst) as u64).to_string(),
-//                 );
-//             }
-//             Ok(())
-//         });
-//     if let Err(e) = err {
-//         eprintln!("Error occurred when processing tex: {e}");
-//         eprintln!(
-//             "The process terminated early, we'll save the current processed tex files to pak file."
-//         );
-//     }
-
-//     match Arc::try_unwrap(pak_writer_mtx) {
-//         Ok(pak_writer) => pak_writer.into_inner().finish()?,
-//         Err(_) => panic!("Arc::try_unwrap failed"),
-//     };
-
-//     bar.finish();
-//     println!("{}", "Done!".cyan().bold());
-//     if !use_full_package_mode {
-//         println!(
-//             "You should rename the output file like `re_chunk_000.pak.sub_000.pak.patch_xxx.pak`."
-//         );
-//     }
-
-//     Ok(())
-// }
-
-fn is_tex_file(hash: u64, file_name_table: &FileNameTable) -> bool {
-    let Some(file_name) = file_name_table.get_file_name(hash) else {
-        return false;
-    };
-    file_name.get_name().ends_with(".tex.241106027")
-}
-
-fn write_to_pak<W>(
-    writer: &mut ree_pak_core::write::PakWriter<W>,
-    entry: &PakEntry,
-    file_name: impl FileNameExt,
-    data: &[u8],
-    use_feature_clone: bool,
-) -> color_eyre::Result<usize>
-where
-    W: io::Write + io::Seek,
-{
-    let mut file_options = FileOptions::default();
-    if use_feature_clone {
-        file_options = file_options.with_unk_attr(*entry.unk_attr())
-    }
-    writer.start_file(file_name, file_options)?;
-    writer.write_all(data)?;
-    Ok(data.len())
-}
-
 fn wait_for_exit() {
     let _: String = Input::with_theme(&ColorfulTheme::default())
         .with_prompt("Press Enter to exit")

src/util.rs

@@ -0,0 +1,5 @@
+use indicatif::HumanBytes;
+
+pub fn human_bytes(bytes: u64) -> String {
+    HumanBytes(bytes).to_string()
+}