feat(ux): tmux mode (#1073)

* work

* basic tmux move and functionality

* tmux mode ui

* rustfmt

3 files changed, 81 insertions, 4 deletions

diff --git a/zellij-utils/assets/config/default.yaml b/zellij-utils/assets/config/default.yaml
index 7123e362d..ba3a89163 100644
--- a/zellij-utils/assets/config/default.yaml
+++ b/zellij-utils/assets/config/default.yaml
@@ -22,6 +22,8 @@ keybinds:
           key: [Ctrl: 'o',]
         - action: [SwitchToMode: Move,]
           key: [Ctrl: 'h',]
+        - action: [SwitchToMode: Tmux,]
+          key: [Ctrl: 'b',]
         - action: [Quit,]
           key: [Ctrl: 'q',]
         - action: [NewPane: ]
@@ -62,6 +64,8 @@ keybinds:
           key: [Ctrl: 'o',]
         - action: [SwitchToMode: Move,]
           key: [Ctrl: 'h',]
+        - action: [SwitchToMode: Tmux,]
+          key: [Ctrl: 'b',]
         - action: [Quit]
           key: [Ctrl: 'q']
         - action: [Resize: Left,]
@@ -113,6 +117,8 @@ keybinds:
           key: [Ctrl: 'o',]
         - action: [SwitchToMode: Move,]
           key: [Ctrl: 'h',]
+        - action: [SwitchToMode: Tmux,]
+          key: [Ctrl: 'b',]
         - action: [Quit,]
           key: [Ctrl: 'q',]
         - action: [MoveFocus: Left,]
@@ -223,6 +229,8 @@ keybinds:
           key: [Ctrl: 's']
         - action: [SwitchToMode: Move,]
           key: [Ctrl: 'h',]
+        - action: [SwitchToMode: Tmux,]
+          key: [Ctrl: 'b',]
         - action: [SwitchToMode: Session,]
           key: [Ctrl: 'o',]
         - action: [SwitchToMode: RenameTab, TabNameInput: [0],]
@@ -290,6 +298,8 @@ keybinds:
           key: [Ctrl: 'p',]
         - action: [SwitchToMode: Move,]
           key: [Ctrl: 'h',]
+        - action: [SwitchToMode: Tmux,]
+          key: [Ctrl: 'b',]
         - action: [SwitchToMode: Session,]
           key: [Ctrl: 'o',]
         - action: [SwitchToMode: Resize,]
@@ -389,6 +399,8 @@ keybinds:
           key: [Ctrl: 'p',]
         - action: [SwitchToMode: Move,]
           key: [Ctrl: 'h',]
+        - action: [SwitchToMode: Tmux,]
+          key: [Ctrl: 'b',]
         - action: [SwitchToMode: Tab,]
           key: [Ctrl: 't',]
         - action: [SwitchToMode: Normal,]
@@ -419,6 +431,65 @@ keybinds:
           key: [ Alt: '+']
         - action: [Resize: Decrease,]
           key: [ Alt: '-']
+    tmux:
+        - action: [SwitchToMode: Locked,]
+          key: [Ctrl: 'g']
+        - action: [SwitchToMode: Resize,]
+          key: [Ctrl: 'n',]
+        - action: [SwitchToMode: Pane,]
+          key: [Ctrl: 'p',]
+        - action: [SwitchToMode: Move,]
+          key: [Ctrl: 'h',]
+        - action: [SwitchToMode: Tab,]
+          key: [Ctrl: 't',]
+        - action: [SwitchToMode: Normal,]
+          key: [Ctrl: 'o', Char: "\n", Char: ' ', Esc]
+        - action: [SwitchToMode: Scroll,]
+          key: [Ctrl: 's']
+        - action: [Quit,]
+          key: [Ctrl: 'q',]
+        - action: [NewPane: Down, SwitchToMode: Normal,]
+          key: [Char: "\"",]
+        - action: [NewPane: Right, SwitchToMode: Normal,]
+          key: [Char: '%',]
+        - action: [ToggleFocusFullscreen, SwitchToMode: Normal,]
+          key: [Char: 'z',]
+        - action: [NewTab: , SwitchToMode: Normal,]
+          key: [ Char: 'c',]
+        - action: [SwitchToMode: RenameTab, TabNameInput: [0],]
+          key: [Char: ',']
+        - action: [GoToPreviousTab, SwitchToMode: Normal,]
+          key: [ Char: 'p']
+        - action: [GoToNextTab, SwitchToMode: Normal,]
+          key: [ Char: 'n']
+        - action: [MoveFocus: Left, SwitchToMode: Normal,]
+          key: [ Left,]
+        - action: [MoveFocus: Right, SwitchToMode: Normal,]
+          key: [ Right,]
+        - action: [MoveFocus: Down, SwitchToMode: Normal,]
+          key: [ Down,]
+        - action: [MoveFocus: Up, SwitchToMode: Normal,]
+          key: [ Up,]
+        - action: [NewPane: ,]
+          key: [ Alt: 'n',]
+        - action: [MoveFocus: Left,]
+          key: [ Alt: 'h',]
+        - action: [MoveFocus: Right,]
+          key: [ Alt: 'l',]
+        - action: [MoveFocus: Down,]
+          key: [ Alt: 'j',]
+        - action: [MoveFocus: Up,]
+          key: [ Alt: 'k',]
+        - action: [FocusPreviousPane,]
+          key: [ Alt: '[',]
+        - action: [FocusNextPane,]
+          key: [ Alt: ']',]
+        - action: [Resize: Increase,]
+          key: [ Alt: '=']
+        - action: [Resize: Increase,]
+          key: [ Alt: '+']
+        - action: [Resize: Decrease,]
+          key: [ Alt: '-']
 plugins:
     - path: tab-bar
       tag: tab-bar
diff --git a/zellij-utils/src/input/keybinds.rs b/zellij-utils/src/input/keybinds.rs
index 5e8ba033e..4838fdf64 100644
--- a/zellij-utils/src/input/keybinds.rs
+++ b/zellij-utils/src/input/keybinds.rs
@@ -199,10 +199,6 @@ impl Keybinds {
                 .0
                 .get(mode)
                 .unwrap_or({
-                    log::warn!(
-                        "The following mode has no action associated with it: {:?}",
-                        mode
-                    );
                     // create a dummy mode to recover from
                     &ModeKeybinds::new()
                 })
diff --git a/zellij-utils/src/input/mod.rs b/zellij-utils/src/input/mod.rs
index f8626e04a..391fea7b4 100644
--- a/zellij-utils/src/input/mod.rs
+++ b/zellij-utils/src/input/mod.rs
@@ -60,6 +60,16 @@ pub fn get_mode_info(
         InputMode::RenameTab => vec![("Enter".to_string(), "when done".to_string())],
         InputMode::RenamePane => vec![("Enter".to_string(), "when done".to_string())],
         InputMode::Session => vec![("d".to_string(), "Detach".to_string())],
+        InputMode::Tmux => vec![
+            ("←↓↑→".to_string(), "Move focus".to_string()),
+            ("\"".to_string(), "Split Down".to_string()),
+            ("%".to_string(), "Split Right".to_string()),
+            ("z".to_string(), "Fullscreen".to_string()),
+            ("c".to_string(), "New Tab".to_string()),
+            (",".to_string(), "Rename Tab".to_string()),
+            ("p".to_string(), "Previous Tab".to_string()),
+            ("n".to_string(), "Next Tab".to_string()),
+        ],
     };
 
     let session_name = envs::get_session_name().ok();