From 64922e213ac731279cf3341253e67509adb2dfc8 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@gmail.com>
Date: Fri, 16 Sep 2022 21:36:12 +0200
Subject: wanda: restructure source directory

---
 source/src/wanda/wandac.cpp | 94 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 source/src/wanda/wandac.cpp

(limited to 'source/src/wanda/wandac.cpp')

diff --git a/source/src/wanda/wandac.cpp b/source/src/wanda/wandac.cpp
new file mode 100644
index 0000000..1873ef4
--- /dev/null
+++ b/source/src/wanda/wandac.cpp
@@ -0,0 +1,94 @@
+#include <wanda/command.hpp>
+#include <wanda/commander.hpp>
+#include <wanda/environment.hpp>
+#include <wanda/logging.hpp>
+#include <wanda/xdg.hpp>
+
+#include <asio.hpp>
+#include <lyra/lyra.hpp>
+#include <spdlog/sinks/stdout_color_sinks.h>
+#include <spdlog/spdlog.h>
+
+#include <cstdlib>
+#include <filesystem>
+#include <iostream>
+#include <memory>
+
+struct cli
+{
+  std::string command{};
+  bool help{};
+
+  lyra::cli_parser parser{};
+
+  auto parse(int argc, char const * const * argv, std::ostream & error)
+  {
+    parser |= lyra::arg{command, "command"}("The command to send to the deamon").required() |
+              lyra::help(help);
+
+    auto result = parser.parse({argc, argv});
+
+    if (!result)
+    {
+      error << "Error while processing command line arguments: "
+            << result.message()
+            << '\n'
+            << parser
+            << '\n';
+      return false;
+    }
+
+    return true;
+  }
+};
+
+struct listener : wanda::commander::listener
+{
+  listener(::cli & cli, asio::io_service & service)
+      : m_cli{cli}
+      , m_service{service}
+  {
+  }
+
+  void on_connected(wanda::commander & commander) override
+  {
+    if (m_cli.command == "change")
+    {
+      commander.send(wanda::make_change_command());
+      m_service.post([&]{
+        commander.stop();
+      });
+    }
+  }
+
+private:
+  ::cli & m_cli;
+  asio::io_service & m_service;
+};
+
+int main(int argc, char const * const * argv)
+{
+  auto cli = ::cli{};
+  if (!cli.parse(argc, argv, std::cerr))
+  {
+    return EXIT_FAILURE;
+  }
+  else if (cli.help)
+  {
+    std::cout << cli.parser << '\n';
+    return EXIT_SUCCESS;
+  }
+
+  wanda::initialize_logger(std::make_shared<spdlog::sinks::stderr_color_sink_st>());
+
+  auto interface = wanda::xdg_path_for(wanda::xdg_directory::runtime_dir, wanda::environment{}) / ".wanda_interface";
+  auto service = asio::io_service{};
+  auto listener = ::listener{cli, service};
+
+  auto commander = wanda::commander{service, interface, listener};
+
+  wanda::get_logger()->info("trying to connect to wanda control interface on '{}'", interface.native());
+  commander.start();
+
+  service.run();
+}
-- 
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