fix: question duplication

Author: kawre

lua/leetcode/ui/description.lua

@@ -151,7 +151,7 @@ function description:init(parent)
         visible = false,
     }, self)
 
-    vim.api.nvim_buf_set_name(obj.split.bufnr, string.format("Description(%s)", parent.q.title))
+    -- vim.api.nvim_buf_set_name(obj.split.bufnr, string.format("Description(%s)", parent.q.title))
 
     return obj:mount()
 end

lua/leetcode/ui/question.lua

@@ -86,6 +86,12 @@ end
 
 ---@param problem lc.Cache.Question
 function question:init(problem)
+    local tabp = utils.detect_duplicate_question(problem.title_slug, config.lang)
+    if tabp then
+        pcall(vim.cmd.tabnext, tabp)
+        return log.info("Question already opened")
+    end
+
     local q = api_question.by_title_slug(problem.title_slug)
     local lang = config.lang
 

lua/leetcode/utils.lua

@@ -44,6 +44,16 @@ function utils.map(mode, lhs, rhs, opts)
     vim.api.nvim_set_keymap(mode, lhs, rhs, options)
 end
 
+function utils.detect_duplicate_question(title_slug, lang)
+    local tabs = utils.get_current_question_tabs()
+
+    for _, q in ipairs(tabs) do
+        if title_slug == q.question.q.title_slug and lang == q.question.lang then
+            return q.tabpage
+        end
+    end
+end
+
 function utils.get_current_question_tabs()
     ---@class lc.Question.Tab
     ---@field tabpage integer