feat: add online query support

lua/Trans/util/curl.lua

@@ -0,0 +1,61 @@
+--- TODO :wrapper for curl
+local curl = {}
+-- local example = {
+--     data = {},
+--     headers = {
+--         k = 'v',
+--     },
+--     callback = function(output)
+
+--     end,
+-- }
+
+
+
+curl.GET = function(uri, opts)
+    --- TODO :
+end
+
+
+curl.POST = function(uri, opts)
+    vim.validate {
+        uri = { uri, 's' },
+        opts = { opts, 't' }
+    }
+
+    local cmd = { 'curl', '-s', uri }
+    local size = 3
+
+    local function insert(...)
+        for _, v in ipairs { ... } do
+            size = size + 1
+            cmd[size] = v
+        end
+    end
+
+    local s = '"%s=%s"'
+
+    if opts.headers then
+        for k, v in pairs(opts.headers) do
+            insert('-H', s:format(k, v))
+        end
+    end
+
+    for k, v in pairs(opts.data) do
+        insert('-d', s:format(k, v))
+    end
+
+    local option
+    if opts.callback then
+        option = {
+            on_stdout = function (_, output)
+                opts.callback(table.concat(output))
+            end,
+        }
+    end
+
+    vim.fn.jobstart(table.concat(cmd, ' '), option)
+end
+
+
+return curl