feat: add Trans.util.test.query_youdao file ,.. and some utility function

lua/Trans/component/offline/Definition.lua

@@ -1,6 +1,6 @@
 local M = {}
 
-M.to_lines = function (field)
+M.to_content = function (field)
     -- TODO 
 end
 

lua/Trans/component/offline/Exchange.lua

@@ -1,6 +1,6 @@
 local M = {}
 
-M.to_lines = function (field)
+M.to_content = function (field)
     -- TODO 
 end
 

lua/Trans/component/offline/Pos.lua

@@ -1,6 +1,6 @@
 local M = {}
 
-M.to_lines = function (field)
+M.to_content = function (field)
     -- TODO 
 end
 

lua/Trans/component/offline/Tag.lua

@@ -1,6 +1,6 @@
 local M = {}
 
-M.to_lines = function (field)
+M.to_content = function (field)
     -- TODO 
 end
 

lua/Trans/component/offline/Title.lua

@@ -1,7 +1,31 @@
 local M = {}
 
-M.to_lines = function (field)
+local display = require("Tran.conf").ui.display
+-- Example:
+-- local content = {
+--     width = 1,
+--     height = 1;
+--     lines = {
+--         Highlight = {
+--             'first line',
+--             'second line',
+--         }
+--     },   ---@table
+-- }
+
+
+-- local function format()
+--     
+-- end
+
+M.to_content = function (field)
     -- TODO 
+    local line = ''
+    local format = '%s  %s %s %s'
+    local content = {
+        height = 1,
+    }
+    return content
 end
 
 return M

lua/Trans/component/offline/Translation.lua

@@ -1,6 +1,6 @@
 local M = {}
 
-M.to_lines = function (field)
+M.to_content = function (field)
     -- TODO 
 end