feat(oil-nvim): configure winbar to show directory

lua/astrocommunity/file-explorer/oil-nvim/init.lua

@@ -1,17 +1,44 @@
 return {
-  "stevearc/oil.nvim",
-  cmd = "Oil",
-  dependencies = {
-    {
-      "AstroNvim/astrocore",
-      opts = {
-        mappings = {
-          n = {
-            ["<Leader>O"] = { function() require("oil").open() end, desc = "Open folder in Oil" },
+  {
+    "stevearc/oil.nvim",
+    cmd = "Oil",
+    dependencies = {
+      {
+        "AstroNvim/astrocore",
+        opts = {
+          mappings = {
+            n = {
+              ["<Leader>O"] = { function() require("oil").open() end, desc = "Open folder in Oil" },
+            },
           },
         },
       },
     },
+    opts = {},
+  },
+  {
+    "rebelot/heirline.nvim",
+    optional = true,
+    opts = function(_, opts)
+      local status = require "astroui.status"
+      local is_oil = function(bufnr) return status.condition.buffer_matches({ filetype = "^oil$" }, bufnr) end
+      local disable_winbar_cb = opts.opts.disable_winbar_cb
+      opts.opts.disable_winbar_cb = function(args)
+        if is_oil(args.buf) then return false end
+        return disable_winbar_cb(args)
+      end
+
+      if opts.winbar then
+        table.insert(opts.winbar, 1, {
+          condition = function(self) return is_oil(self.bufnr) end,
+          status.component.separated_path {
+            padding = { left = 2 },
+            max_depth = false,
+            suffix = false,
+            path_func = function() return require("oil").get_current_dir() end,
+          },
+        })
+      end
+    end,
   },
-  opts = {},
 }