enc: add create file java

lua/auto-jdtls2/generate_java_interface.lua

@@ -0,0 +1,109 @@
+local function create_java_class()
+  local function create_notif(message, level)
+    local notif_ok, notify = pcall(require, "notify")
+    if notif_ok then
+      notify(message, level)
+    else
+      print(message)
+    end
+  end
+
+  local is_maven_project = function()
+    if vim.fn.findfile("pom.xml", vim.fn.getcwd()) == "pom.xml" then
+      return true
+    else
+      return false
+    end
+  end
+
+  -- Fungsi untuk meminta input dari pengguna dengan opsi untuk membatalkan
+  local function get_user_input(prompt, default_value)
+    vim.fn.inputsave()
+    local result = vim.fn.input(prompt, default_value)
+    vim.fn.inputrestore()
+
+    -- Cek apakah pengguna menekan Esc untuk membatalkan input
+    if result == "" then
+      create_notif("Input canceled.", "info")
+      return nil, true
+    end
+
+    return result, false
+  end
+
+  -- Fungsi untuk mendapatkan nama package default berdasarkan buffer aktif
+  local function get_default_package()
+    local path = vim.fn.expand("%:p:h")
+    local project_root = vim.fn.getcwd()
+    local relative_path = path:sub(#project_root + 1)
+    relative_path = relative_path:gsub("app\\src\\main\\java\\", "")
+    relative_path = relative_path:gsub("src\\main\\java\\", "")
+    relative_path = relative_path:gsub("app/src/main/java/", "")
+    relative_path = relative_path:gsub("src/main/java/", "")
+    relative_path = relative_path:gsub("\\", ".")
+    relative_path = relative_path:gsub("/", ".")
+    return relative_path:sub(2)
+  end
+
+  -- Ambil input dari pengguna untuk nama package dan nama kelas
+  local package_name, canceled_package = get_user_input("Enter package name: ", get_default_package())
+  if canceled_package then
+    return
+  end
+
+  local class_name, canceled_class = get_user_input("Enter interface name: ", "MyInterface")
+  if canceled_class then
+    return
+  end
+
+  -- Format direktori dan path file berdasarkan input pengguna
+  local package_dir = nil
+  if package_name then
+    if is_maven_project() then
+      package_dir = string.format("src/main/java/%s", package_name:gsub("%.", "/"))
+    else
+      package_dir = string.format("app/src/main/java/%s", package_name:gsub("%.", "/"))
+    end
+    if vim.fn.isdirectory(package_dir) == 0 then
+      vim.fn.mkdir(package_dir, "p")
+    end
+  else
+    create_notif("Invalid package name: " .. package_name, "error")
+    return
+  end
+
+  local file_path = string.format("%s/%s.java", package_dir, class_name)
+  if vim.fn.filereadable(file_path) == 1 then
+    create_notif("Class already exists: " .. file_path, "error")
+    return
+  end
+
+  -- Tulis konten kelas Java ke dalam file
+  local class_content = string.format(
+    [[
+/*
+ * This Java source file.
+ */
+package %s;
+
+public interface %s {
+    // Other methods and fields
+}
+]],
+    package_name,
+    class_name,
+    class_name
+  )
+
+  local file = io.open(file_path, "w")
+  if file then
+    file:write(class_content)
+    file:close()
+  end
+
+  -- Buka file Java yang baru dibuat di Neovim
+  vim.cmd(":edit " .. file_path)
+  create_notif("Java interface created: " .. file_path, "info")
+end
+
+vim.api.nvim_create_user_command("CreateJavaInterface", create_java_class, {})