rework config structure

- sort options is now nested under display options which
holds a lot of previously general options
- fix glob search not searching backwards

34 files changed, 469 insertions, 342 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 4ec2251..1211c34 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -145,9 +145,9 @@ checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.3"
+version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7e9d99fa91428effe99c5c6d4634cdeba32b8cf784fc428a2a687f61a952c49"
+checksum = "4feb231f0d4d6af81aed15928e58ecf5816aa62a2393e2c82f46973e92a9a278"
 dependencies = [
  "autocfg",
  "cfg-if 1.0.0",
@@ -289,9 +289,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.93"
+version = "0.2.94"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9385f66bf6105b241aa65a61cb923ef20efc665cb9f9bb50ac2f0c4b7f378d41"
+checksum = "18794a8ad5b29321f790b55d93dfba91e125cb1a9edbd4f8e3150acc771c1a5e"
 
 [[package]]
 name = "log"
@@ -553,9 +553,9 @@ checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
 
 [[package]]
 name = "redox_syscall"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8270314b5ccceb518e7e578952f0b72b88222d02e8f77f5ecf7abbb673539041"
+checksum = "85dd92e586f7355c633911e11f77f3d12f04b1b1bd76a198bd34ae3af8341ef2"
 dependencies = [
  "bitflags",
 ]
@@ -566,7 +566,7 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8440d8acb4fd3d277125b4bd01a6f38aee8d814b3b5fc09b3f2b825d37d3fe8f"
 dependencies = [
- "redox_syscall 0.2.6",
+ "redox_syscall 0.2.7",
 ]
 
 [[package]]
@@ -587,7 +587,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "528532f3d801c87aec9def2add9ca802fe569e44a544afe633765267840abe64"
 dependencies = [
  "getrandom 0.2.2",
- "redox_syscall 0.2.6",
+ "redox_syscall 0.2.7",
 ]
 
 [[package]]
@@ -725,9 +725,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.70"
+version = "1.0.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9505f307c872bab8eb46f77ae357c8eba1fdacead58ee5a850116b1d7f82883"
+checksum = "ad184cc9470f9117b2ac6817bfe297307418819ba40552f9b3846f05c33d5373"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -742,7 +742,7 @@ checksum = "077185e2eac69c3f8379a4298e1e07cd36beb962290d4a51199acf0fdc10607e"
 dependencies = [
  "libc",
  "numtoa",
- "redox_syscall 0.2.6",
+ "redox_syscall 0.2.7",
  "redox_termios",
 ]
 
@@ -810,9 +810,9 @@ checksum = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
+checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
 [[package]]
 name = "users"
diff --git a/Cargo.toml b/Cargo.toml
index be76fc4..76ba8f4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,12 +33,6 @@ xdg = "^2"
 phf = { version = "^0", features = ["macros"], optional = true }
 trash = { version = "^1", optional = true }
 
-# [dependencies.wordexp]
-# version = "^0"
-# git = "https://github.com/kamiyaa/wordexp-rs"
-# branch="dev"
-# path = "lib/wordexp-rs"
-
 [features]
 devicons = [ "phf" ]
 file_mimetype = []
diff --git a/config/joshuto.toml b/config/joshuto.toml
index c6c9db5..7d8f6ce 100644
--- a/config/joshuto.toml
+++ b/config/joshuto.toml
@@ -1,26 +1,25 @@
-tilde_in_titlebar = true
-
-# ratios for parent view, current view and preview
-column_ratio = [1, 4, 4]
-collapse_preview = true
-
 # currently does not work
 scroll_offset = 6
 
-show_borders = true
-show_preview = true
 xdg_open = false
 use_trash = true
 
 # currently does not work
 max_preview_size = 2097152 # 2MB
 
-# lexical, mtime, natural
-sort_method = "natural"
-
-[sort_option]
-show_icons = true
+[display]
+# ratios for parent view, current view and preview
+collapse_preview = true
+column_ratio = [1, 4, 4]
+show_borders = true
 show_hidden = false
+show_icons = true
+show_preview = true
+tilde_in_titlebar = true
+
+[display.sort]
+# lexical, mtime, natural
+method = "natural"
 case_sensitive = false
 directories_first = true
 reverse = false
diff --git a/src/commands/change_directory.rs b/src/commands/change_directory.rs
index 49cf5b6..1e4ad06 100644
--- a/src/commands/change_directory.rs
+++ b/src/commands/change_directory.rs
@@ -13,12 +13,12 @@ pub fn cd(path: &path::Path, context: &mut JoshutoContext) -> std::io::Result<()
 
 fn _change_directory(path: &path::Path, context: &mut JoshutoContext) -> std::io::Result<()> {
     cd(path, context)?;
-    let sort_options = context.config_ref().sort_option.clone();
+    let options = context.display_options_ref().clone();
     context
         .tab_context_mut()
         .curr_tab_mut()
         .history_mut()
-        .populate_to_root(&path, &sort_options)?;
+        .populate_to_root(&path, &options)?;
 
     Ok(())
 }
diff --git a/src/commands/cursor_move.rs b/src/commands/cursor_move.rs
index 1a7f1ea..ef0401e 100644
--- a/src/commands/cursor_move.rs
+++ b/src/commands/cursor_move.rs
@@ -24,12 +24,12 @@ pub fn cursor_move(new_index: usize, context: &mut JoshutoContext) -> JoshutoRes
     // get preview
     if let Some(path) = path {
         if path.is_dir() {
-            let sort_options = context.config_ref().sort_option.clone();
+            let options = context.display_options_ref().clone();
             context
                 .tab_context_mut()
                 .curr_tab_mut()
                 .history_mut()
-                .create_or_soft_update(path.as_path(), &sort_options)?;
+                .create_or_soft_update(path.as_path(), &options)?;
         }
     }
     Ok(())
diff --git a/src/commands/delete_files.rs b/src/commands/delete_files.rs
index 443875e..7a20886 100644
--- a/src/commands/delete_files.rs
+++ b/src/commands/delete_files.rs
@@ -111,7 +111,7 @@ pub fn delete_selected_files(
 ) -> std::io::Result<()> {
     delete_files(context, backend)?;
 
-    let options = context.config_ref().sort_option.clone();
+    let options = context.display_options_ref().clone();
     let curr_path = context.tab_context_ref().curr_tab_ref().pwd().to_path_buf();
     for tab in context.tab_context_mut().iter_mut() {
         tab.history_mut().reload(&curr_path, &options)?;
diff --git a/src/commands/new_directory.rs b/src/commands/new_directory.rs
index 6b17817..fcd44ac 100644
--- a/src/commands/new_directory.rs
+++ b/src/commands/new_directory.rs
@@ -7,7 +7,7 @@ use crate::util::load_child::LoadChild;
 
 pub fn new_directory(context: &mut JoshutoContext, p: &path::Path) -> JoshutoResult<()> {
     std::fs::create_dir_all(p)?;
-    let options = context.config_ref().sort_option.clone();
+    let options = context.display_options_ref().clone();
     let curr_path = context.tab_context_ref().curr_tab_ref().pwd().to_path_buf();
     for tab in context.tab_context_mut().iter_mut() {
         tab.history_mut().reload(&curr_path, &options)?;
diff --git a/src/commands/parent_cursor_move.rs b/src/commands/parent_cursor_move.rs
index 9656ad8..afc65d9 100644
--- a/src/commands/parent_cursor_move.rs
+++ b/src/commands/parent_cursor_move.rs
@@ -30,12 +30,12 @@ pub fn parent_cursor_move(new_index: usize, context: &mut JoshutoContext) -> Jos
     // get preview
     if let Some(path) = path {
         if path.is_dir() {
-            let sort_options = context.config_ref().sort_option.clone();
+            let options = context.display_options_ref().clone();
             context
                 .tab_context_mut()
                 .curr_tab_mut()
                 .history_mut()
-                .create_or_soft_update(path.as_path(), &sort_options)?;
+                .create_or_soft_update(path.as_path(), &options)?;
         }
     }
     Ok(())
diff --git a/src/commands/reload.rs b/src/commands/reload.rs
index fbd17ec..84e94d8 100644
--- a/src/commands/reload.rs
+++ b/src/commands/reload.rs
@@ -3,21 +3,21 @@ use crate::error::JoshutoResult;
 use crate::util::load_child::LoadChild;
 
 pub fn soft_reload(index: usize, context: &mut JoshutoContext) -> std::io::Result<()> {
-    let sort_option = context.config_ref().sort_option.clone();
+    let options = context.display_options_ref().clone();
     if let Some(curr_tab) = context.tab_context_mut().tab_mut(index) {
         if let Some(curr_list) = curr_tab.curr_list_mut() {
             if curr_list.need_update() {
-                curr_list.reload_contents(&sort_option)?;
+                curr_list.reload_contents(&options)?;
             }
         }
         if let Some(curr_list) = curr_tab.parent_list_mut() {
             if curr_list.need_update() {
-                curr_list.reload_contents(&sort_option)?;
+                curr_list.reload_contents(&options)?;
             }
         }
         if let Some(curr_list) = curr_tab.child_list_mut() {
             if curr_list.need_update() {
-                curr_list.reload_contents(&sort_option)?;
+                curr_list.reload_contents(&options)?;
             }
         }
     }
@@ -25,16 +25,16 @@ pub fn soft_reload(index: usize, context: &mut JoshutoContext) -> std::io::Resul
 }
 
 pub fn reload(context: &mut JoshutoContext, index: usize) -> std::io::Result<()> {
-    let sort_option = context.config_ref().sort_option.clone();
+    let options = context.display_options_ref().clone();
     if let Some(curr_tab) = context.tab_context_mut().tab_mut(index) {
         if let Some(curr_list) = curr_tab.curr_list_mut() {
-            curr_list.reload_contents(&sort_option)?;
+            curr_list.reload_contents(&options)?;
         }
         if let Some(curr_list) = curr_tab.parent_list_mut() {
-            curr_list.reload_contents(&sort_option)?;
+            curr_list.reload_contents(&options)?;
         }
         if let Some(curr_list) = curr_tab.child_list_mut() {
-            curr_list.reload_contents(&sort_option)?;
+            curr_list.reload_contents(&options)?;
         }
     }
     Ok(())
diff --git a/src/commands/rename_file.rs b/src/commands/rename_file.rs
index 790068b..b67afef 100644
--- a/src/commands/rename_file.rs
+++ b/src/commands/rename_file.rs
@@ -18,7 +18,7 @@ pub fn _rename_file(
         return Err(err);
     }
     std::fs::rename(&src, &dest)?;
-    let options = context.config_ref().sort_option.clone();
+    let options = context.display_options_ref().clone();
     if let Some(curr_list) = context.tab_context_mut().curr_tab_mut().curr_list_mut() {
         curr_list.reload_contents(&options)?;
     }
diff --git a/src/commands/search.rs b/src/commands/search.rs
index 8bade96..ba18779 100644
--- a/src/commands/search.rs
+++ b/src/commands/search.rs
@@ -1,8 +1,7 @@
-use globset::{GlobBuilder, GlobMatcher};
+use globset::GlobMatcher;
 
 use crate::context::JoshutoContext;
-use crate::error::{JoshutoError, JoshutoErrorKind, JoshutoResult};
-use crate::tab::JoshutoTab;
+use crate::error::JoshutoResult;
 
 use super::cursor_move;
 use super::search_glob;
@@ -35,7 +34,7 @@ pub fn search_prev(context: &mut JoshutoContext) -> JoshutoResult<()> {
     if let Some(s) = context.get_search_state() {
         let index = match s {
             SearchPattern::Glob(s) => {
-                search_glob::search_glob_fwd(context.tab_context_ref().curr_tab_ref(), s)
+                search_glob::search_glob_rev(context.tab_context_ref().curr_tab_ref(), s)
             }
             SearchPattern::String(s) => {
                 search_string::search_string_rev(context.tab_context_ref().curr_tab_ref(), s)
diff --git a/src/commands/show_hidden.rs b/src/commands/show_hidden.rs
index f2c9c02..937c708 100644
--- a/src/commands/show_hidden.rs
+++ b/src/commands/show_hidden.rs
@@ -5,8 +5,8 @@ use crate::history::DirectoryHistory;
 use super::reload;
 
 pub fn _toggle_hidden(context: &mut JoshutoContext) {
-    let opposite = !context.config_ref().sort_option.show_hidden;
-    context.config_mut().sort_option.show_hidden = opposite;
+    let opposite = !context.display_options_ref().show_hidden();
+    context.display_options_mut().set_show_hidden(opposite);
 
     for tab in context.tab_context_mut().iter_mut() {
         tab.history_mut().depreciate_all_entries();
diff --git a/src/commands/sort.rs b/src/commands/sort.rs
index dff0fd3..ab255f3 100644
--- a/src/commands/sort.rs
+++ b/src/commands/sort.rs
@@ -8,17 +8,19 @@ use crate::util::sort::SortType;
 use super::reload;
 
 pub fn set_sort(context: &mut JoshutoContext, method: SortType) -> JoshutoResult<()> {
-    context.config_mut().sort_option.sort_method = method;
+    context.sort_options_mut().sort_method = method;
+
     for tab in context.tab_context_mut().iter_mut() {
         tab.history_mut().depreciate_all_entries();
     }
+
     reload::soft_reload(context.tab_context_ref().get_index(), context)?;
     LoadChild::load_child(context)?;
     Ok(())
 }
 
 pub fn toggle_reverse(context: &mut JoshutoContext) -> JoshutoResult<()> {
-    context.config_mut().sort_option.reverse = !context.config_ref().sort_option.reverse;
+    context.sort_options_mut().reverse = !context.sort_options_ref().reverse;
     for tab in context.tab_context_mut().iter_mut() {
         tab.history_mut().depreciate_all_entries();
     }
diff --git a/src/commands/tab_ops.rs b/src/commands/tab_ops.rs
index a1815a4..2683a07 100644
--- a/src/commands/tab_ops.rs
+++ b/src/commands/tab_ops.rs
@@ -15,7 +15,7 @@ fn _tab_switch(new_index: usize, context: &mut JoshutoContext) -> std::io::Resul
     let path = context.tab_context_ref().curr_tab_ref().pwd().to_path_buf();
     std::env::set_current_dir(path.as_path())?;
 
-    let options = context.config_ref().sort_option.clone();
+    let options = context.display_options_ref().clone();
     context
         .tab_context_mut()
         .curr_tab_mut()
@@ -39,7 +39,7 @@ pub fn new_tab(context: &mut JoshutoContext) -> JoshutoResult<()> {
         None => path::PathBuf::from("/"),
     };
 
-    let tab = JoshutoTab::new(curr_path, &context.config_ref().sort_option)?;
+    let tab = JoshutoTab::new(curr_path, context.display_options_ref())?;
     context.tab_context_mut().push_tab(tab);
     let new_index = context.tab_context_ref().len() - 1;
     context.tab_context_mut().set_index(new_index);
diff --git a/src/config/config.rs b/src/config/config.rs
deleted file mode 100644
index e7b2e87..0000000
--- a/src/config/config.rs
+++ /dev/null
@@ -1,188 +0,0 @@
-use serde_derive::Deserialize;
-
-use tui::layout::Constraint;
-
-use super::{parse_to_config_file, ConfigStructure, Flattenable};
-use crate::util::sort;
-
-use crate::CONFIG_FILE;
-
-const fn default_true() -> bool {
-    true
-}
-const fn default_scroll_offset() -> usize {
-    6
-}
-const fn default_max_preview_size() -> u64 {
-    2 * 1024 * 1024 // 2 MB
-}
-const fn default_column_ratio() -> (usize, usize, usize) {
-    (1, 3, 4)
-}
-
-#[derive(Clone, Debug, Deserialize)]
-struct SortRawOption {
-    #[serde(default)]
-    show_icons: bool,
-    #[serde(default)]
-    show_hidden: bool,
-    #[serde(default = "default_true")]
-    directories_first: bool,
-    #[serde(default)]
-    case_sensitive: bool,
-    #[serde(default)]
-    reverse: bool,
-}
-
-impl SortRawOption {
-    pub fn into_sort_option(self, sort_method: sort::SortType) -> sort::SortOption {
-        sort::SortOption {
-            show_icons: self.show_icons,
-            show_hidden: self.show_hidden,
-            directories_first: self.directories_first,
-            case_sensitive: self.case_sensitive,
-            reverse: self.reverse,
-            sort_method,
-        }
-    }
-}
-
-impl std::default::Default for SortRawOption {
-    fn default() -> Self {
-        Self {
-            show_icons: bool::default(),
-            show_hidden: bool::default(),
-            directories_first: default_true(),
-            case_sensitive: bool::default(),
-            reverse: bool::default(),
-        }
-    }
-}
-
-#[derive(Clone, Debug, Deserialize)]
-pub struct JoshutoRawConfig {
-    #[serde(default = "default_true")]
-    collapse_preview: bool,
-    #[serde(default = "default_scroll_offset")]
-    scroll_offset: usize,
-    #[serde(default = "default_true")]
-    show_borders: bool,
-    #[serde(default = "default_true")]
-    show_preview: bool,
-    #[serde(default = "default_true")]
-    tilde_in_titlebar: bool,
-    #[serde(default = "default_true")]
-    use_trash: bool,
-    #[serde(default)]
-    xdg_open: bool,
-    #[serde(default = "default_max_preview_size")]
-    max_preview_size: u64,
-    column_ratio: Option<[usize; 3]>,
-    sort_method: Option<String>,
-    #[serde(default)]
-    sort_option: SortRawOption,
-}
-
-impl Flattenable<JoshutoConfig> for JoshutoRawConfig {
-    fn flatten(self) -> JoshutoConfig {
-        let column_ratio = match self.column_ratio {
-            Some(s) => (s[0], s[1], s[2]),
-            _ => default_column_ratio(),
-        };
-
-        let sort_method = match self.sort_method {
-            Some(s) => match sort::SortType::parse(s.as_str()) {
-                Some(s) => s,
-                None => sort::SortType::Natural,
-            },
-            None => sort::SortType::Natural,
-        };
-        let sort_option = self.sort_option.into_sort_option(sort_method);
-
-        let total = (column_ratio.0 + column_ratio.1 + column_ratio.2) as u32;
-
-        let default_layout = [
-            Constraint::Ratio(column_ratio.0 as u32, total),
-            Constraint::Ratio(column_ratio.1 as u32, total),
-            Constraint::Ratio(column_ratio.2 as u32, total),
-        ];
-        let no_preview_layout = [
-            Constraint::Ratio(column_ratio.0 as u32, total),
-            Constraint::Ratio(column_ratio.1 as u32 + column_ratio.2 as u32, total),
-            Constraint::Ratio(0, total),
-        ];
-
-        JoshutoConfig {
-            collapse_preview: self.collapse_preview,
-            max_preview_size: self.max_preview_size,
-            scroll_offset: self.scroll_offset,
-            show_borders: self.show_borders,
-            show_preview: self.show_preview,
-            tilde_in_titlebar: self.tilde_in_titlebar,
-            use_trash: self.use_trash,
-            xdg_open: self.xdg_open,
-            column_ratio,
-            sort_option,
-            default_layout,
-            no_preview_layout,
-        }
-    }
-}
-
-#[derive(Debug, Clone)]
-pub struct JoshutoConfig {
-    pub collapse_preview: bool,
-    pub max_preview_size: u64,
-    pub show_preview: bool,
-    pub show_borders: bool,
-    pub scroll_offset: usize,
-    pub tilde_in_titlebar: bool,
-    pub use_trash: bool,
-    pub xdg_open: bool,
-    pub sort_option: sort::SortOption,
-    pub column_ratio: (usize, usize, usize),
-    pub default_layout: [Constraint; 3],
-    pub no_preview_layout: [Constraint; 3],
-}
-
-impl ConfigStructure for JoshutoConfig {
-    fn get_config() -> Self {
-        parse_to_config_file::<JoshutoRawConfig, JoshutoConfig>(CONFIG_FILE)
-            .unwrap_or_else(Self::default)
-    }
-}
-
-impl std::default::Default for JoshutoConfig {
-    fn default() -> Self {
-        let sort_option = sort::SortOption::default();
-
-        let column_ratio = default_column_ratio();
-
-        let total = (column_ratio.0 + column_ratio.1 + column_ratio.2) as u32;
-        let default_layout = [
-            Constraint::Ratio(column_ratio.0 as u32, total),
-            Constraint::Ratio(column_ratio.1 as u32, total),
-            Constraint::Ratio(column_ratio.2 as u32, total),
-        ];
-        let no_preview_layout = [
-            Constraint::Ratio(column_ratio.0 as u32, total),
-            Constraint::Ratio(column_ratio.1 as u32 + column_ratio.2 as u32, total),
-            Constraint::Ratio(0, total),
-        ];
-
-        Self {
-            collapse_preview: true,
-            max_preview_size: default_max_preview_size(),
-            show_preview: true,
-            show_borders: false,
-            scroll_offset: default_scroll_offset(),
-            tilde_in_titlebar: true,
-            use_trash: true,
-            xdg_open: false,
-            sort_option,
-            column_ratio,
-            default_layout,
-            no_preview_layout,
-        }
-    }
-}
diff --git a/src/config/default/default.rs b/src/config/default/default.rs
new file mode 100644
index 0000000..ce43a12
--- /dev/null
+++ b/src/config/default/default.rs
@@ -0,0 +1,88 @@
+use serde_derive::Deserialize;
+
+use super::DisplayRawOption;
+use crate::config::{parse_to_config_file, ConfigStructure, Flattenable};
+use crate::util::display::DisplayOption;
+use crate::util::sort;
+
+use crate::CONFIG_FILE;
+
+const fn default_true() -> bool {
+    true
+}
+const fn default_scroll_offset() -> usize {
+    6
+}
+const fn default_max_preview_size() -> u64 {
+    2 * 1024 * 1024 // 2 MB
+}
+
+#[derive(Clone, Debug, Deserialize)]
+pub struct JoshutoRawConfig {
+    #[serde(default = "default_scroll_offset")]
+    scroll_offset: usize,
+    #[serde(default = "default_true")]
+    use_trash: bool,
+    #[serde(default)]
+    xdg_open: bool,
+    #[serde(default = "default_max_preview_size")]
+    max_preview_size: u64,
+    #[serde(default, rename = "display")]
+    display_options: DisplayRawOption,
+}
+
+impl Flattenable<JoshutoConfig> for JoshutoRawConfig {
+    fn flatten(self) -> JoshutoConfig {
+        JoshutoConfig {
+            max_preview_size: self.max_preview_size,
+            scroll_offset: self.scroll_offset,
+            use_trash: self.use_trash,
+            xdg_open: self.xdg_open,
+            _display_options: self.display_options.into(),
+        }
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct JoshutoConfig {
+    pub max_preview_size: u64,
+    pub scroll_offset: usize,
+    pub use_trash: bool,
+    pub xdg_open: bool,
+    _display_options: DisplayOption,
+}
+
+impl JoshutoConfig {
+    pub fn display_options_ref(&self) -> &DisplayOption {
+        &self._display_options
+    }
+    pub fn display_options_mut(&mut self) -> &mut DisplayOption {
+        &mut self._display_options
+    }
+
+    pub fn sort_options_ref(&self) -> &sort::SortOption {
+        self.display_options_ref().sort_options_ref()
+    }
+    pub fn sort_options_mut(&mut self) -> &mut sort::SortOption {
+        self.display_options_mut().sort_options_mut()
+    }
+}
+
+impl ConfigStructure for JoshutoConfig {
+    fn get_config() -> Self {
+        parse_to_config_file::<JoshutoRawConfig, JoshutoConfig>(CONFIG_FILE)
+            .unwrap_or_else(Self::default)
+    }
+}
+
+impl std::default::Default for JoshutoConfig {
+    fn default() -> Self {
+        Self {
+            max_preview_size: default_max_preview_size(),
+            scroll_offset: default_scroll_offset(),
+            use_trash: true,
+            xdg_open: false,
+            _display_options: DisplayOption::default(),
+        }
+    }
+}
diff --git a/src/config/default/display.rs b/src/config/default/display.rs
new file mode 100644
index 0000000..fb78147
--- /dev/null
+++ b/src/config/default/display.rs
@@ -0,0 +1,87 @@
+use serde_derive::Deserialize;
+
+use tui::layout::Constraint;
+
+use super::SortRawOption;
+use crate::util::display::{default_column_ratio, DisplayOption};
+
+const fn default_true() -> bool {
+    true
+}
+
+#[derive(Clone, Debug, Deserialize)]
+pub struct DisplayRawOption {
+    #[serde(default = "default_true")]
+    collapse_preview: bool,
+
+    #[serde(default)]
+    column_ratio: Option<[usize; 3]>,
+
+    #[serde(default = "default_true")]
+    show_borders: bool,
+
+    #[serde(default)]
+    show_hidden: bool,
+
+    #[serde(default)]
+    show_icons: bool,
+
+    #[serde(default = "default_true")]
+    show_preview: bool,
+
+    #[serde(default = "default_true")]
+    tilde_in_titlebar: bool,
+
+    #[serde(default, rename = "sort")]
+    sort_options: SortRawOption,
+}
+
+impl DisplayRawOption {
+    pub fn into(self) -> DisplayOption {
+        let column_ratio = match self.column_ratio {
+            Some(s) => (s[0], s[1], s[2]),
+            _ => default_column_ratio(),
+        };
+
+        let total = (column_ratio.0 + column_ratio.1 + column_ratio.2) as u32;
+
+        let default_layout = [
+            Constraint::Ratio(column_ratio.0 as u32, total),
+            Constraint::Ratio(column_ratio.1 as u32, total),
+            Constraint::Ratio(column_ratio.2 as u32, total),
+        ];
+        let no_preview_layout = [
+            Constraint::Ratio(column_ratio.0 as u32, total),
+            Constraint::Ratio(column_ratio.1 as u32 + column_ratio.2 as u32, total),
+            Constraint::Ratio(0, total),
+        ];
+
+        DisplayOption {
+            _collapse_preview: self.collapse_preview,
+            column_ratio,
+            _show_borders: self.show_borders,
+            _show_hidden: self.show_hidden,
+            _show_icons: self.show_icons,
+            _show_preview: self.show_preview,
+            _sort_options: self.sort_options.into(),
+            _tilde_in_titlebar: self.tilde_in_titlebar,
+            default_layout,
+            no_preview_layout,
+        }
+    }
+}
+
+impl std::default::Default for DisplayRawOption {
+    fn default() -> Self {
+        Self {
+            collapse_preview: default_true(),
+            column_ratio: None,
+            show_borders: true,
+            show_hidden: false,
+            show_icons: false,
+            show_preview: true,
+            sort_options: SortRawOption::default(),
+            tilde_in_titlebar: true,
+        }
+    }
+}
diff --git a/src/config/default/mod.rs b/src/config/default/mod.rs