make color swapper change colorscheme in config

lua/core/misc.lua

@@ -11,6 +11,16 @@ function M.colorscheme(name)
   end
 end
 
+function M.replaceword(old, new)
+  local conf = vim.fn.stdpath("config").."/lua/conf/".."opts.lua"
+  local f = io.open(conf, "r")
+  local new_content = f:read("*all"):gsub(old, new)
+
+  f = io.open(conf, "w")
+  f:write(new_content)
+  f:close()
+end
+
 function M.include(fn)
   if not pcall(require, fn) then
     vim.notify('Could not find "'..fn, vim.log.levels.WARN..'"', { title = M.appid })

lua/core/theme.lua

@@ -66,6 +66,10 @@ function M.switcher()
         if action_state.get_selected_entry() then
           actions.close(prompt_bufnr)
           misc.colorscheme(action_state.get_selected_entry()[1])
+
+          -- make the colorscheme swap persistant
+          misc.replaceword("misc.colorscheme%(.+%)",
+            "misc.colorscheme('"..action_state.get_selected_entry()[1].."')")
         end
       end)
       return true