feat: make most navbuddy options configurable

modules/ui/breadcrumbs/breadcrumbs.nix

@@ -1,5 +1,139 @@
-{lib, ...}: {
+{
+  lib,
+  config,
+  ...
+}: let
+  inherit (lib) mkEnableOption mkOption types;
+in {
   options.vim.ui.breadcrumbs = {
     enable = lib.mkEnableOption "breadcrumbs";
+
+    navbuddy = {
+      enable = mkEnableOption "navbuddy LSP UI";
+      useDefaultMappings = mkEnableOption "default Navbuddy keybindings (disables user keybinds)";
+
+      window = {
+        # size = {}
+        # position = {}
+
+        border = mkOption {
+          # TODO: let this type accept a custom string
+          type = types.enum ["single" "rounded" "double" "solid" "none"];
+          default = "single";
+          description = "border style to use";
+        };
+
+        scrolloff = mkOption {
+          type = with types; nullOr int;
+          default = null;
+          description = "Scrolloff value within navbuddy window";
+        };
+
+        sections = {
+          # left section
+          left = {
+            #size = {}
+            border = mkOption {
+              # TODO: let this type accept a custom string
+              type = with types; nullOr (enum ["single" "rounded" "double" "solid" "none"]);
+              default = null;
+              description = "border style to use for the left section of Navbuddy UI";
+            };
+          };
+
+          # middle section
+          mid = {
+            #size = {}
+            border = mkOption {
+              # TODO: let this type accept a custom string
+              type = with types; nullOr (enum ["single" "rounded" "double" "solid" "none"]);
+              default = null;
+              description = "border style to use for the middle section of Navbuddy UI";
+            };
+          };
+
+          # right section
+          # there is no size option for the right section, it fills the remaining space
+          right = {
+            border = mkOption {
+              # TODO: let this type accept a custom string
+              type = with types; nullOr (enum ["single" "rounded" "double" "solid" "none"]);
+              default = null;
+              description = "border style to use for the right section of Navbuddy UI";
+            };
+
+            preview = mkOption {
+              type = types.enum ["leaf" "always" "never"];
+              default = "leaf";
+              description = "display mode of the preview on the right section";
+            };
+          };
+        };
+      };
+
+      nodeMarkers = {
+        enable = mkEnableOption "node markers";
+        icons = {
+          leaf = mkOption {
+            type = types.str;
+            default = "  ";
+            description = "";
+          };
+
+          leafSelected = mkOption {
+            type = types.str;
+            default = " → ";
+            description = "";
+          };
+
+          branch = mkOption {
+            type = types.str;
+            default = " ";
+            description = "";
+          };
+        };
+      };
+
+      lsp = {
+        autoAttach = mkOption {
+          type = types.bool;
+          default = true;
+          description = "Whether to attach to LSP server manually";
+        };
+
+        preference = mkOption {
+          type = with types; nullOr (listOf str);
+          default = null;
+          description = "list of lsp server names in order of preference";
+        };
+      };
+
+      sourceBuffer = {
+        followNode = mkOption {
+          type = types.bool;
+          default = true;
+          description = "keep the current node in focus on the source buffer";
+        };
+
+        highlight = mkOption {
+          type = types.bool;
+          default = true;
+          description = "highlight the currently focused node";
+        };
+
+        reorient = mkOption {
+          type = types.enum ["smart" "top" "mid" "none"];
+          default = "smart";
+        };
+
+        scrolloff = mkOption {
+          type = with types; nullOr int;
+          default = null;
+          description = "scrolloff value when navbuddy is open";
+        };
+      };
+
+      icons = {};
+    };
   };
 }