feat(config): switch to kdl (#1759)

* chore(config): default kdl keybindings config

* tests

* work

* refactor(config): move stuff around

* work

* tab merge layout

* work

* work

* layouts working

* work

* layout tests

* work

* work

* feat(parsing): kdl layouts without config

* refactor(kdl): move stuff around

* work

* tests(layout): add cases and fix bugs

* work

* fix(kdl): various bugs

* chore(layouts): move all layouts to kdl

* feat(kdl): shared keybidns

* fix(layout): do not count fixed panes toward percentile

* fix(keybinds): missing keybinds and actions

* fix(config): adjust default tips

* refactor(config): move stuff around

* fix(tests): make e2e tests pass

* fix(kdl): add verbose parsing errors

* fix(kdl): focused tab

* fix(layout): corret default_tab_template behavior

* style(code): fix compile warnings

* feat(cli): send actions through the cli

* fix(cli): exit only when action is done

* fix(cli): open embedded pane from floating pane

* fix(cli): send actions to other sessions

* feat(cli): command alias

* feat(converter): convert old config

* feat(converter): convert old layout and theme files

* feat(kdl): pretty errors

* feat(client): convert old YAML files on startup

* fix: various bugs and styling issues

* fix: e2e tests

* fix(screen): propagate errors after merge

* style(clippy): lower clippy level

* fix(tests): own session_name variable

* style(fmt): rustfmt

* fix(cli): various action fixes

* style(fmt): rustfmt

* fix(themes): loading of theme files

* style(fmt): rustfmt

* fix(tests): theme fixtures

* fix(layouts): better errors on unknown nodes

* fix(kdl): clarify valid node terminator error

* fix(e2e): adjust close tab test

* fix(e2e): adjust close tab test again

* style(code): cleanup some comments

1 files changed, 294 insertions, 0 deletions

diff --git a/zellij-utils/assets/config/default.kdl b/zellij-utils/assets/config/default.kdl
new file mode 100644
index 000000000..227dea433
--- /dev/null
+++ b/zellij-utils/assets/config/default.kdl
@@ -0,0 +1,294 @@
+keybinds {
+    normal {
+        // uncomment this and adjust key if using copy_on_select=false
+        // bind "Alt c" { Copy; }
+    }
+    locked {
+        bind "Ctrl g" { SwitchToMode "Normal"; }
+    }
+    resize {
+        bind "Ctrl n" { SwitchToMode "Normal"; }
+        bind "h" "Left" { Resize "Left"; }
+        bind "j" "Down" { Resize "Down"; }
+        bind "k" "Up" { Resize "Up"; }
+        bind "l" "Right" { Resize "Right"; }
+        bind "=" "+" { Resize "Increase"; }
+        bind "-" { Resize "Decrease"; }
+    }
+    pane {
+        bind "Ctrl p" { SwitchToMode "Normal"; }
+        bind "h" "Left" { MoveFocus "Left"; }
+        bind "l" "Right" { MoveFocus "Right"; }
+        bind "j" "Down" { MoveFocus "Down"; }
+        bind "k" "Up" { MoveFocus "Up"; }
+        bind "p" { SwitchFocus; }
+        bind "n" { NewPane; SwitchToMode "Normal"; }
+        bind "d" { NewPane "Down"; SwitchToMode "Normal"; }
+        bind "r" { NewPane "Right"; SwitchToMode "Normal"; }
+        bind "x" { CloseFocus; SwitchToMode "Normal"; }
+        bind "f" { ToggleFocusFullscreen; SwitchToMode "Normal"; }
+        bind "z" { TogglePaneFrames; SwitchToMode "Normal"; }
+        bind "w" { ToggleFloatingPanes; SwitchToMode "Normal"; }
+        bind "e" { TogglePaneEmbedOrFloating; SwitchToMode "Normal"; }
+        bind "c" { SwitchToMode "RenamePane"; PaneNameInput 0;}
+    }
+    move {
+        bind "Ctrl h" { SwitchToMode "Normal"; }
+        bind "n" "Tab" { MovePane; }
+        bind "h" "Left" { MovePane "Left"; }
+        bind "j" "Down" { MovePane "Down"; }
+        bind "k" "Up" { MovePane "Up"; }
+        bind "l" "Right" { MovePane "Right"; }
+    }
+    tab {
+        bind "Ctrl t" { SwitchToMode "Normal"; }
+        bind "r" { SwitchToMode "RenameTab"; TabNameInput 0; }
+        bind "h" "Left" "Up" "k" { GoToPreviousTab; }
+        bind "l" "Right" "Down" "j" { GoToNextTab; }
+        bind "n" { NewTab; SwitchToMode "Normal"; }
+        bind "x" { CloseTab; SwitchToMode "Normal"; }
+        bind "s" { ToggleActiveSyncTab; SwitchToMode "Normal"; }
+        bind "1" { GoToTab 1; SwitchToMode "Normal"; }
+        bind "2" { GoToTab 2; SwitchToMode "Normal"; }
+        bind "3" { GoToTab 3; SwitchToMode "Normal"; }
+        bind "4" { GoToTab 4; SwitchToMode "Normal"; }
+        bind "5" { GoToTab 5; SwitchToMode "Normal"; }
+        bind "6" { GoToTab 6; SwitchToMode "Normal"; }
+        bind "7" { GoToTab 7; SwitchToMode "Normal"; }
+        bind "8" { GoToTab 8; SwitchToMode "Normal"; }
+        bind "9" { GoToTab 9; SwitchToMode "Normal"; }
+        bind "Tab" { ToggleTab; }
+    }
+    scroll {
+        bind "Ctrl s" { SwitchToMode "Normal"; }
+        bind "e" { EditScrollback; SwitchToMode "Normal"; }
+        bind "s" { SwitchToMode "EnterSearch"; SearchInput 0; }
+        bind "Ctrl c" { ScrollToBottom; SwitchToMode "Normal"; }
+        bind "j" "Down" { ScrollDown; }
+        bind "k" "Up" { ScrollUp; }
+        bind "Ctrl f" "PageDown" "Right" "l" { PageScrollDown; }
+        bind "Ctrl b" "PageUp" "Left" "h" { PageScrollUp; }
+        bind "d" { HalfPageScrollDown; }
+        bind "u" { HalfPageScrollUp; }
+        // uncomment this and adjust key if using copy_on_select=false
+        // bind "Alt c" { Copy; }
+    }
+    search {
+        bind "Ctrl s" { SwitchToMode "Normal"; }
+        bind "Ctrl c" { ScrollToBottom; SwitchToMode "Normal"; }
+        bind "j" "Down" { ScrollDown; }
+        bind "k" "Up" { ScrollUp; }
+        bind "Ctrl f" "PageDown" "Right" "l" { PageScrollDown; }
+        bind "Ctrl b" "PageUp" "Left" "h" { PageScrollUp; }
+        bind "d" { HalfPageScrollDown; }
+        bind "u" { HalfPageScrollUp; }
+        bind "n" { Search "down"; }
+        bind "p" { Search "up"; }
+        bind "c" { SearchToggleOption "CaseSensitivity"; }
+        bind "w" { SearchToggleOption "Wrap"; }
+        bind "o" { SearchToggleOption "WholeWord"; }
+    }
+    entersearch {
+        bind "Ctrl c" "Esc" { SwitchToMode "Scroll"; }
+        bind "Enter" { SwitchToMode "Search"; }
+    }
+    renametab {
+        bind "Ctrl c" { SwitchToMode "Normal"; }
+        bind "Esc" { UndoRenameTab; SwitchToMode "Tab"; }
+    }
+    renamepane {
+        bind "Ctrl c" { SwitchToMode "Normal"; }
+        bind "Esc" { UndoRenamePane; SwitchToMode "Pane"; }
+    }
+    session {
+        bind "Ctrl o" { SwitchToMode "Normal"; }
+        bind "Ctrl s" { SwitchToMode "Scroll"; }
+        bind "d" { Detach; }
+    }
+    tmux {
+        bind "[" { SwitchToMode "Scroll"; }
+        bind "Ctrl b" { Write 2; SwitchToMode "Normal"; }
+        bind "\"" { NewPane "Down"; SwitchToMode "Normal"; }
+        bind "%" { NewPane "Right"; SwitchToMode "Normal"; }
+        bind "z" { ToggleFocusFullscreen; SwitchToMode "Normal"; }
+        bind "c" { NewTab; SwitchToMode "Normal"; }
+        bind "," { SwitchToMode "RenameTab"; }
+        bind "p" { GoToPreviousTab; SwitchToMode "Normal"; }
+        bind "n" { GoToNextTab; SwitchToMode "Normal"; }
+        bind "Left" { MoveFocus "Left"; SwitchToMode "Normal"; }
+        bind "Right" { MoveFocus "Right"; SwitchToMode "Normal"; }
+        bind "Down" { MoveFocus "Down"; SwitchToMode "Normal"; }
+        bind "Up" { MoveFocus "Up"; SwitchToMode "Normal"; }
+        bind "h" { MoveFocus "Left"; SwitchToMode "Normal"; }
+        bind "l" { MoveFocus "Right"; SwitchToMode "Normal"; }
+        bind "j" { MoveFocus "Down"; SwitchToMode "Normal"; }
+        bind "k" { MoveFocus "Up"; SwitchToMode "Normal"; }
+        bind "o" { FocusNextPane; }
+        bind "d" { Detach; }
+    }
+    shared_except "locked" {
+        bind "Ctrl g" { SwitchToMode "Locked"; }
+        bind "Ctrl q" { Quit; }
+        bind "Alt n" { NewPane; }
+        bind "Alt h" "Alt Left" { MoveFocusOrTab "Left"; }
+        bind "Alt l" "Alt Right" { MoveFocusOrTab "Right"; }
+        bind "Alt j" "Alt Down" { MoveFocus "Down"; }
+        bind "Alt k" "Alt Up" { MoveFocus "Up"; }
+        bind "Alt =" "Alt +" { Resize "Increase"; }
+        bind "Alt -" { Resize "Decrease"; }
+    }
+    shared_except "normal" "locked" {
+        bind "Enter" "Space" "Esc" { SwitchToMode "Normal"; }
+    }
+    shared_except "pane" "locked" {
+        bind "Ctrl p" { SwitchToMode "Pane"; }
+    }
+    shared_except "resize" "locked" {
+        bind "Ctrl n" { SwitchToMode "Resize"; }
+    }
+    shared_except "scroll" "locked" {
+        bind "Ctrl s" { SwitchToMode "Scroll"; }
+    }
+    shared_except "session" "locked" {
+        bind "Ctrl o" { SwitchToMode "Session"; }
+    }
+    shared_except "tab" "locked" {
+        bind "Ctrl t" { SwitchToMode "Tab"; }
+    }
+    shared_except "move" "locked" {
+        bind "Ctrl h" { SwitchToMode "Move"; }
+    }
+    shared_except "tmux" "locked" {
+        bind "Ctrl b" { SwitchToMode "Tmux"; }
+    }
+}
+
+plugins {
+    tab-bar { path "tab-bar"; }
+    status-bar { path "status-bar"; }
+    strider { path "strider"; }
+    compact-bar { path "compact-bar"; }
+}
+
+// Choose what to do when zellij receives SIGTERM, SIGINT, SIGQUIT or SIGHUP
+// eg. when terminal window with an active zellij session is closed
+// Options:
+//   - detach (Default)
+//   - quit
+//
+// on_force_close "quit"
+
+//  Send a request for a simplified ui (without arrow fonts) to plugins
+//  Options:
+//    - true
+//    - false (Default)
+//
+// simplified_ui true
+
+// Choose the path to the default shell that zellij will use for opening new panes
+// Default: $SHELL
+//
+// default_shell "fish"
+
+// Toggle between having pane frames around the panes
+// Options:
+//   - true (default)
+//   - false
+//
+// pane_frames true
+
+// Define color themes for Zellij
+// For more examples, see: https://github.com/zellij-org/zellij/tree/main/example/themes
+// Once these themes are defined, one of them should to be selected in the "theme" section of this file
+//
+// themes {
+//     dracula {
+//         fg 248 248 242
+//         bg 40 42 54
+//         red 255 85 85
+//         green 80 250 123
+//         yellow 241 250 140
+//         blue 98 114 164
+//         magenta 255 121 198
+//         orange 255 184 108
+//         cyan 139 233 253
+//         black 0 0 0
+//         white 255 255 255
+//     }
+// }
+
+// Choose the theme that is specified in the themes section.
+// Default: default
+//
+// theme "default"
+
+// The name of the default layout to load on startup
+// Default: "default"
+//
+// default_layout "compact"
+
+// Choose the mode that zellij uses when starting up.
+// Default: normal
+//
+// default_mode "locked"
+
+// Toggle enabling the mouse mode.
+// On certain configurations, or terminals this could
+// potentially interfere with copying text.
+// Options:
+//   - true (default)
+//   - false
+//
+// mouse_mode false
+
+// Configure the scroll back buffer size
+// This is the number of lines zellij stores for each pane in the scroll back
+// buffer. Excess number of lines are discarded in a FIFO fashion.
+// Valid values: positive integers
+// Default value: 10000
+//
+// scroll_buffer_size 10000
+
+// Provide a command to execute when copying text. The text will be piped to
+// the stdin of the program to perform the copy. This can be used with
+// terminal emulators which do not support the OSC 52 ANSI control sequence
+// that will be used by default if this option is not set.
+// Examples:
+//
+// copy_command "xclip -selection clipboard" // x11
+// copy_command "wl-copy"                    // wayland
+// copy_command "pbcopy"                     // osx
+
+// Choose the destination for copied text
+// Allows using the primary selection buffer (on x11/wayland) instead of the system clipboard.
+// Does not apply when using copy_command.
+// Options:
+//   - system (default)
+//   - primary
+//
+// copy_clipboard "primary"
+
+// Enable or disable automatic copy (and clear) of selection when releasing mouse
+// Default: true
+//
+// copy_on_select false
+
+// Path to the default editor to use to edit pane scrollbuffer
+// Default: $EDITOR or $VISUAL
+//
+// scrollback_editor "/usr/bin/vim"
+
+// When attaching to an existing session with other users,
+// should the session be mirrored (true)
+// or should each user have their own cursor (false)
+// Default: false
+//
+// mirror_session true
+
+// The folder in which Zellij will look for layouts
+//
+// layout_dir "/path/to/my/layout_dir"
+
+// The folder in which Zellij will look for themes
+//
+// theme_dir "/path/to/my/theme_dir"