feat: add Copilot keybindings

modules/assistant/copilot/config.nix

@@ -7,6 +7,10 @@
 with lib;
 with builtins; let
   cfg = config.vim.assistant.copilot;
+  keyOrFalse = key:
+    if key != null
+    then "'${key}'"
+    else "false";
 in {
   config = mkIf cfg.enable {
     vim.startPlugins = [
@@ -18,6 +22,25 @@ in {
       require("copilot").setup({
         -- available options: https://github.com/zbirenbaum/copilot.lua
         copilot_node_command = "${cfg.copilot_node_command}",
+        panel = {
+          keymap = {
+            jump_prev = ${keyOrFalse cfg.mappings.panel.jumpPrev},
+            jump_next = ${keyOrFalse cfg.mappings.panel.jumpNext},
+            accept = ${keyOrFalse cfg.mappings.panel.accept},
+            refresh = ${keyOrFalse cfg.mappings.panel.refresh},
+            open = ${keyOrFalse cfg.mappings.panel.open},
+          },
+        },
+        suggestion = {
+          keymap = {
+            accept = ${keyOrFalse cfg.mappings.suggestion.accept},
+            accept_word = ${keyOrFalse cfg.mappings.suggestion.acceptWord},
+            accept_line = ${keyOrFalse cfg.mappings.suggestion.acceptLine},
+            next = ${keyOrFalse cfg.mappings.suggestion.next},
+            prev = ${keyOrFalse cfg.mappings.suggestion.prev},
+            dismiss = ${keyOrFalse cfg.mappings.suggestion.dismiss},
+          },
+        },
       })
     '';
   };

modules/assistant/copilot/copilot.nix

@@ -9,6 +9,68 @@ with builtins; {
   options.vim.assistant.copilot = {
     enable = mkEnableOption "Enable GitHub Copilot";
 
+    mappings = {
+      panel = {
+        jumpPrev = mkOption {
+          type = types.nullOr types.str;
+          default = "[[";
+          description = "Jump to previous suggestion";
+        };
+        jumpNext = mkOption {
+          type = types.nullOr types.str;
+          default = "]]";
+          description = "Jump to next suggestion";
+        };
+        accept = mkOption {
+          type = types.nullOr types.str;
+          default = "<CR>";
+          description = "Accept suggestion";
+        };
+        refresh = mkOption {
+          type = types.nullOr types.str;
+          default = "gr";
+          description = "Refresh suggestions";
+        };
+        open = mkOption {
+          type = types.nullOr types.str;
+          default = "<M-CR>";
+          description = "Open suggestions";
+        };
+      };
+      suggestion = {
+        accept = mkOption {
+          type = types.nullOr types.str;
+          default = "<M-l>";
+          description = "Accept suggetion";
+        };
+        acceptWord = mkOption {
+          type = types.nullOr types.str;
+          default = null;
+          description = "Accept next word";
+        };
+        acceptLine = mkOption {
+          type = types.nullOr types.str;
+          default = null;
+          description = "Accept next line";
+        };
+        prev = mkOption {
+          type = types.nullOr types.str;
+          default = "<M-[>";
+          description = "Previous suggestion";
+        };
+        next = mkOption {
+          type = types.nullOr types.str;
+          default = "<M-]>";
+          description = "Next suggestion";
+        };
+        dismiss = mkOption {
+          type = types.nullOr types.str;
+          default = "<C-]>";
+          description = "Dismiss suggestion";
+        };
+      };
+    };
+
     copilot_node_command = mkOption {
       type = types.str;
       default = "${lib.getExe pkgs.nodejs-slim-16_x}";