fix: backup

lua/Trans/core/buffer.lua

@@ -1,5 +1,7 @@
 ---@class buf
 ---@field bufnr integer buffer handle
+
+---@type buf
 local buffer = {}
 
 local api, fn = vim.api, vim.fn
@@ -36,10 +38,11 @@ function buffer:option(name)
 end
 
 ---Destory buffer
-function buffer:destory()
+function buffer:destroy()
     api.nvim_buf_delete(self.bufnr, { force = true })
 end
 
+
 ---Set buffer load keymap
 ---@param key string
 ---@param operation function | string
@@ -166,8 +169,9 @@ buffer.__index = function(self, key)
     elseif type(key) == 'number' then
         -- return fn.getbufoneline(self.bufnr, key) -- Vimscript Function Or Lua API ??
         return api.nvim_buf_get_lines(self.bufnr, key - 1, key, true)[1]
+
     else
-        error('invalid key' .. key)
+        error('invalid key: ' .. key)
     end
 end
 

lua/Trans/core/data.lua

@@ -51,17 +51,17 @@ function M.new(opts)
     return setmetatable(data, M)
 end
 
--- ---Get the first available result [return nil if no result]
--- ---@return table?
--- function M:get_available_result()
---     local result = self.result
---     local backend = self.backend
+---Get the first available result [return nil if no result]
+---@return table?
+function M:get_available_result()
+    local result = self.result
+    local backend = self.backend
 
---     for _, name in ipairs(backend) do
---         if result[name] then
---             return result[name]
---         end
---     end
--- end
+    for _, name in ipairs(backend) do
+        if result[name] then
+            return result[name]
+        end
+    end
+end
 
 return M

lua/Trans/core/frontend.lua

@@ -10,6 +10,7 @@ local function set_frontend_keymap(frontend)
     for action, key in pairs(frontend.opts.keymap) do
         set('n', key, function()
             local instance = frontend.get_active_instance()
+
             if instance then
                 instance:execute(action)
             else

lua/Trans/core/translate.lua

@@ -47,8 +47,12 @@ local function process(opts)
     -- Find in cache
     if Trans.cache[str] then
         local data = Trans.cache[str]
-        data.frontend:process(data)
-        return
+
+        local result = data:get_available_result()
+        if result then
+            data.frontend:process(data, result)
+            return
+        end
     end
 
 

lua/Trans/core/util.lua

@@ -49,6 +49,8 @@ function M.get_str(mode)
 end
 
 
+---Puase coroutine for {ms} milliseconds
+---@param ms integer milliseconds
 function M.pause(ms)
     local co = coroutine.running()
     vim.defer_fn(function()
@@ -57,6 +59,10 @@ function M.pause(ms)
     coroutine.yield()
 end
 
+
+---Detect whether the string is English
+---@param str string string to detect
+---@return boolean
 function M.is_English(str)
     local char = { str:byte(1, -1) }
     for i = 1, #str do

lua/Trans/core/window.lua

@@ -54,11 +54,6 @@ function window:width()
     return api.nvim_win_get_width(self.winid)
 end
 
-
-function window:highlight_line(linenr, highlight)
-    self.buffer:highlight_line(linenr, highlight, self.ns)
-end
-
 ---Get window height
 function window:height()
     return api.nvim_win_get_height(self.winid)
@@ -70,8 +65,8 @@ end
 ---|'target'integer
 function window:smooth_expand(opts)
     local field = opts.field -- width | height
-    local from  = self[field](self)
-    local to    = opts.target
+    local from  = api['nvim_win_get_' .. field](self.winid)
+    local to    = opts.to
 
     if from == to then return end
 
@@ -92,6 +87,27 @@ function window:smooth_expand(opts)
     self:set('wrap', wrap)
 end
 
+function M:resize(opts)
+    local width = opts[1]
+    local height = opts[2]
+
+
+    if self:width() ~= width then
+        self:smooth_expand {
+            field = 'width',
+            to = width
+        }
+    end
+
+
+    if self:height() ~= height then
+        self:smooth_expand {
+            field = 'height',
+            to = height
+        }
+    end
+end
+
 ---Try to close window with animation?
 function window:try_close()
     local close_animation = self.animation.close
@@ -103,7 +119,7 @@ function window:try_close()
 
         self:smooth_expand({
             field = field,
-            target = 1,
+            to = 1,
         })
     end
 
@@ -132,23 +148,23 @@ function window:open()
         self.winid = api.nvim_open_win(self.buffer.bufnr, self.enter, win_opts)
         self:smooth_expand({
             field = field,
-            target = to,
+            to = to,
         })
     else
         self.winid = api.nvim_open_win(self.buffer.bufnr, self.enter, win_opts)
     end
 end
 
----buffer:addline() helper function
----@param node table
----@return table node formatted node
+
 function window:center(node)
-    local text = node[1]
-    local width = text:width()
-    local win_width = self.width
-    local space = math.max(math.floor((win_width - width) / 2), 0)
-    node[1] = (' '):rep(space) .. text
-    return node
+    -- TODO :
+    print('TODO Center')
+    -- local text = node[1]
+    -- local width = text:width()
+    -- local win_width = self.width
+    -- local space = math.max(math.floor((win_width - width) / 2), 0)
+    -- node[1] = (' '):rep(space) .. text
+    -- return node
 end
 
 window.__index = window
@@ -178,25 +194,6 @@ end
 
 return window
 
--- local ns        = opts.ns
--- local buf       = opts.buf
--- local col       = opts.col
--- local row       = opts.row
--- local title     = opts.title
--- local width     = opts.width
--- local height    = opts.height
--- local border    = opts.border
--- local zindex    = opts.zindex
--- local relative  = opts.relative
--- local animation = opts.animation
-
--- local open      = animation.open
-
--- local field     = ({
---     slid = 'width',
---     fold = 'height',
--- })[open]
-
 -- local win_opt   = {
 --     focusable = false,
 --     style     = 'minimal',