yes, I'm very commit lazy

awesome/src/tools/config.lua

@@ -0,0 +1,87 @@
+local lgi = require('lgi')
+local GLib = lgi.GLib
+local Gio = lgi.Gio
+local gobject = require('gears.object')
+local gtable = require('gears.table')
+local gfilesystem = require('gears.filesystem')
+local aspawn = require('awful.spawn')
+
+local json = require('src.lib.json-lua.json-lua')
+
+local config = {}
+
+local instance
+
+---Takes a file path and puts the content into the callback
+---@param path string file path, caller has to make sure it exists
+---@return string|nil file_content
+config.read = function(path)
+  local handler = io.open(path, 'r')
+  if not handler then error('Invalid path') return end
+
+  local content = handler:read('*all')
+  handler:close()
+  return content
+end
+
+---Writes a string to a file
+---@param path string file path, caller has to make sure it exists
+---@param content string content to write
+config.write = function(path, content)
+  local handler = io.open(path, 'w')
+  if not handler then error('Invalid path') return end
+
+  handler:write(content)
+  handler:close()
+end
+
+config.read_json = function(path)
+  local handler = io.open(path, 'r')
+  if not handler then error('Invalid path') return end
+
+  local content = handler:read('*all')
+  handler:close()
+
+  local json_content = json:decode(content) or {}
+  assert(type(json_content) == 'table', 'json is not a table')
+  return json_content
+end
+
+config.write_json = function(path, content)
+  local json_content = json:encode(content)
+  assert(type(json_content) == 'string', 'json is not a string')
+
+  local handler = io.open(path, 'w')
+  if not handler then error('Invalid path') return end
+
+  handler:write(json_content)
+  handler:close()
+end
+
+local function new()
+  local ret = gobject {}
+
+  gtable.crush(ret, config, true)
+
+  -- Create config files if they don't exist
+  for _, file in pairs { 'floating.json', 'dock.json', 'desktop.json', 'applications.json' } do
+    if not gfilesystem.file_readable(gfilesystem.get_configuration_dir() .. 'src/config/' .. file) then
+      aspawn('touch ' .. gfilesystem.get_configuration_dir() .. 'src/config/' .. file)
+    end
+  end
+
+  -- Create config directories if they don't exist
+  for _, dir in pairs { 'files/desktop/icons' } do
+    if not gfilesystem.dir_readable(gfilesystem.get_configuration_dir() .. 'src/config/' .. dir) then
+      gfilesystem.make_directories(gfilesystem.get_configuration_dir() .. 'src/config/' .. dir)
+    end
+  end
+
+  return ret
+end
+
+if not instance then
+  instance = new()
+end
+
+return instance