feat: floating windows and notifications!

lua/harpoon/ui.lua

@@ -63,6 +63,51 @@ M.nav_file = function(id)
     end
 end
 
+function M.location_window(options)
+    local default_options = {
+        relative = 'editor',
+        style = 'minimal',
+        width = 30,
+        height = 15,
+        row = 2,
+        col = 2,
+    }
+    options = vim.tbl_extend('keep', options, default_options)
+
+    local bufnr = options.bufnr or vim.fn.nvim_create_buf(false, true)
+    local win_id = vim.fn.nvim_open_win(bufnr, true, options)
+
+    return {
+        bufnr = bufnr,
+        win_id = win_id,
+    }
+end
+
+function M.notification(text)
+    local win_stats = vim.api.nvim_list_uis()[1]
+    local win_width = win_stats.width
+
+    local prev_win = vim.api.nvim_get_current_win()
+
+    local info = M.location_window({
+        width = 20,
+        height = 2,
+        row = 1,
+        col = win_width - 21
+    })
+
+    vim.api.nvim_buf_set_lines(info.bufnr, 0, 5, false, {"!!! Notification", text})
+    vim.api.nvim_set_current_win(prev_win)
+
+    return {
+        bufnr = info.bufnr,
+        win_id = info.win_id
+    }
+end
+
+function M.close_notification(bufnr)
+    vim.api.nvim_buf_delete(bufnr)
+end
+
 return M
 
-