From 6efda6a816ac316130cfb7c146b1a61d944057af Mon Sep 17 00:00:00 2001
From: Jonni Liljamo <jonni@liljamo.com>
Date: Wed, 25 Sep 2024 19:31:21 +0300
Subject: [PATCH] feat: make zellij usable

---
 flake.lock       |  95 ++++++++++++++++++++++++++++++++++++++++++-
 flake.nix        |   6 +++
 roles/zellij.nix | 104 +++++++++++++++++++++++++++++++++++++++++++----
 3 files changed, 197 insertions(+), 8 deletions(-)

diff --git a/flake.lock b/flake.lock
index 3600cdf..cf82974 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,5 +1,20 @@
 {
   "nodes": {
+    "crane": {
+      "locked": {
+        "lastModified": 1725409566,
+        "narHash": "sha256-PrtLmqhM6UtJP7v7IGyzjBFhbG4eOAHT6LPYOFmYfbk=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "7e4586bad4e3f8f97a9271def747cf58c4b68f3c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
     "devshell": {
       "inputs": {
         "flake-utils": "flake-utils",
@@ -165,6 +180,24 @@
         "type": "github"
       }
     },
+    "flake-utils_3": {
+      "inputs": {
+        "systems": "systems_3"
+      },
+      "locked": {
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "git-hooks": {
       "inputs": {
         "flake-compat": "flake-compat",
@@ -549,7 +582,29 @@
         "nixpkgs-unstable": "nixpkgs-unstable",
         "nvim-flake": "nvim-flake",
         "sops-nix": "sops-nix",
-        "tamma": "tamma"
+        "tamma": "tamma",
+        "zjstatus": "zjstatus"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "zjstatus",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1726453838,
+        "narHash": "sha256-pupsow4L79SBfNwT6vh/5RAbVZuhngIA0RTCZksXmZY=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "ca2e79cd22625d214b8437c2c4080ce79bd9f7d2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
       }
     },
     "sops-nix": {
@@ -605,6 +660,21 @@
         "type": "github"
       }
     },
+    "systems_3": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
     "tamma": {
       "inputs": {
         "flake-utils": "flake-utils_2",
@@ -647,6 +717,29 @@
         "repo": "treefmt-nix",
         "type": "github"
       }
+    },
+    "zjstatus": {
+      "inputs": {
+        "crane": "crane",
+        "flake-utils": "flake-utils_3",
+        "nixpkgs": [
+          "nixpkgs-unstable"
+        ],
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1726515093,
+        "narHash": "sha256-Y2OHV3QfLPQj3Q4+TmrMeRXthwigU/YSBv2g8y8GWWU=",
+        "owner": "dj95",
+        "repo": "zjstatus",
+        "rev": "d1c662c1052adec6f14f3ee8a51cecebe4a29ffa",
+        "type": "github"
+      },
+      "original": {
+        "owner": "dj95",
+        "repo": "zjstatus",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index 74a7f1c..45f4027 100644
--- a/flake.nix
+++ b/flake.nix
@@ -29,6 +29,12 @@
       inputs.nixpkgs.follows = "nixpkgs-unstable";
     };
 
+    # Packages
+    zjstatus = {
+      url = "github:dj95/zjstatus";
+      inputs.nixpkgs.follows = "nixpkgs-unstable";
+    };
+
     # Own flakes
     tamma.url = "git+https://git.src.quest/~liljamo/tamma?ref=refs/tags/0.1.2";
     nvim-flake = {
diff --git a/roles/zellij.nix b/roles/zellij.nix
index c371ce1..accf199 100644
--- a/roles/zellij.nix
+++ b/roles/zellij.nix
@@ -1,23 +1,113 @@
 {
   config,
+  inputs,
   lib,
+  pkgs,
   ...
 }: let
   cfg = config.roles.zellij;
+
+  # hard light
+  # https://github.com/sainnhe/everforest/blob/master/palette.md#light
+  # https://github.com/sainnhe/everforest/blob/e5b9e2fb676a9ded3e86ae51924f7962fa4fb0ac/autoload/everforest.vim#L51
+  everforest = {
+    bg0 = "#FFF9E8";
+    bg1 = "#F8F5E4";
+    bg2 = "#F2EFDF";
+    bg3 = "#EDEADA";
+    bg4 = "#E8E5D5";
+    bg5 = "#BEC5B2";
+    fg = {
+      default = "#5C6A72";
+      accent = {
+        cyan = "#35A77C";
+        green = "#8DA101";
+      };
+      grey0 = "#7A8478";
+      grey1 = "#859289";
+      grey2 = "#9DA9A0";
+      statusline = {
+        green = "#93B259";
+        grey = "#708089";
+        red = "#E66868";
+      };
+    };
+  };
+
+  zjstatus = ''
+    plugin location="file:${inputs.zjstatus.packages.${pkgs.system}.default}/bin/zjstatus.wasm" {
+      format_left "{mode}"
+      format_center "{tabs}"
+
+      mode_locked "#[fg=${everforest.bg0},bg=${everforest.fg.statusline.red},bold] {name} "
+      mode_normal "#[fg=${everforest.bg0},bg=${everforest.fg.statusline.green},bold] {name} "
+      mode_tab "#[fg=${everforest.bg0},bg=${everforest.fg.accent.cyan},bold] {name} "
+
+      tab_active "#[fg=${everforest.bg0},bg=${everforest.fg.statusline.green}] {name} "
+      tab_normal "#[fg=${everforest.fg.default},bg=${everforest.bg3}] {name} "
+    }
+  '';
 in {
   options.roles.zellij = {
     enable = lib.mkEnableOption "enable zellij";
   };
 
   config = lib.mkIf cfg.enable {
-    hm.programs.zellij = {
-      enable = true;
-      settings = {
-        simplified_ui = true;
-        pane_frames = false;
-        default_layout = "compact";
-        ui.pane_frames.hide_session_name = true;
+    hm = {
+      programs.zellij = {
+        enable = true;
+        settings = {
+          default_shell = "elvish";
+          simplified_ui = true;
+          pane_frames = false;
+          default_layout = "default";
+          ui.pane_frames.hide_session_name = true;
+        };
       };
+
+      home.file.".config/zellij/layouts/default.kdl".text = ''
+        layout {
+          default_tab_template {
+            children
+            pane size=1 {
+              ${zjstatus}
+            }
+          }
+
+          tab {
+            pane
+          }
+        }
+      '';
+
+      home.file.".config/zellij/layouts/dev.kdl".text = ''
+        layout {
+          default_tab_template {
+            children
+            pane size=1 {
+              ${zjstatus}
+            }
+          }
+
+          tab name="nvim" focus=true  {
+            pane
+          }
+
+          tab name="shell" {
+            pane
+          }
+        }
+
+        keybinds {
+          locked {
+            bind "Insert" { GoToTab 2; SwitchToMode "Normal"; }
+          }
+
+          shared_except "locked" {
+            bind "Insert" { GoToTab 1; SwitchToMode "Locked"; }
+          }
+        }
+      '';
     };
   };
 }
-- 
2.44.1