Select level via command line (linux tested)

1 files changed, 136 insertions, 0 deletions

diff --git a/src/resources/Resources.cpp b/src/resources/Resources.cpp
new file mode 100644
index 0000000..11f762f
--- /dev/null
+++ b/src/resources/Resources.cpp
@@ -0,0 +1,136 @@
+//========================================================================
+// dng
+//------------------------------------------------------------------------
+// Copyright (c) 2022 Steph Enders <steph@senders.io>
+//
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented; you must not
+//    claim that you wrote the original software. If you use this software
+//    in a product, an acknowledgment in the product documentation would
+//    be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such, and must not
+//    be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source
+//    distribution.
+//
+//========================================================================
+
+#include "Resources.h"
+#include <algorithm>
+#include <cassert>
+#include <iostream>
+
+void Resources::loadFontFiles() {
+  // We will search 1 level deep
+  for (auto &base : this->fontSearchDirs()) {
+    if (std::filesystem::exists(base) && std::filesystem::is_directory(base)) {
+      for (auto &item : std::filesystem::directory_iterator(base)) {
+        // only 1 deep
+        if (item.exists() && item.is_directory()) {
+          for (auto &file : std::filesystem::directory_iterator(item)) {
+            if (file.exists() && file.is_regular_file()) {
+              auto ext = file.path().extension();
+              bool matched =
+                  std::any_of(std::begin(FONT_TYPES), std::end(FONT_TYPES),
+                              [ext](auto &supported) {
+                                return supported == ext.generic_string();
+                              });
+              if (matched) {
+                fonts.push_back(file.path());
+                // set default if not set
+                if (!exists(*this->font) ||
+                    !is_regular_file(*this->font) &&
+                        file.path().filename() == DEFAULT_FONT) {
+                  *this->font = file.path();
+                }
+              }
+            }
+          }
+        } else if (item.is_regular_file()) {
+          auto ext = item.path().extension();
+          bool matched =
+              std::any_of(std::begin(FONT_TYPES), std::end(FONT_TYPES),
+                          [ext](auto &supported) {
+                            return supported == ext.generic_string();
+                          });
+          if (matched) {
+            fonts.push_back(item.path());
+            // set default if not set
+            if (!exists(*this->font) ||
+                !is_regular_file(*this->font) &&
+                    item.path().filename() == DEFAULT_FONT) {
+              *this->font = item.path();
+            }
+          }
+        }
+      }
+    }
+  }
+}
+
+void Resources::loadLevels() {
+  for (auto &base : this->levelSearchDirs()) {
+    if (std::filesystem::exists(base) && std::filesystem::is_directory(base)) {
+      for (auto &dir : std::filesystem::directory_iterator(base)) {
+        if (dir.exists() && dir.is_directory()) {
+          if (std::filesystem::exists(dir / DNG_MAP)) {
+            this->levels.push_back(dir.path());
+          }
+        }
+      }
+    }
+  }
+  std::sort(this->levels.begin(), this->levels.end());
+}
+void Resources::loadDefaultLuaFile() {
+  for (auto &base : this->defaultsSearchDirs()) {
+    auto f = base / DEFAULT_LUA;
+    if (std::filesystem::exists(f)) {
+      *this->defaultsLua = f;
+      break;
+    }
+  }
+}
+std::vector<std::filesystem::path> Resources::getFontFiles() {
+  return this->fonts;
+}
+std::vector<std::filesystem::path> Resources::getLevels() {
+  return this->levels;
+}
+shared_ptr<std::filesystem::path> Resources::getFontFile() {
+  return this->font;
+}
+shared_ptr<std::filesystem::path> Resources::updateFont(int idx) {
+  auto f = this->fonts[idx];
+  *this->font = f;
+  return getFontFile();
+}
+shared_ptr<std::filesystem::path> Resources::getDefaultsLuaFile() {
+  return this->defaultsLua;
+}
+shared_ptr<std::filesystem::path> Resources::getLevelMap(int idx) {
+  auto lvlBase = this->levels[idx];
+  std::filesystem::path dngMap = lvlBase / DNG_MAP;
+  // existence of the level dng.map is asserted in the initializer
+  assert(std::filesystem::exists(dngMap));
+  return std::make_shared<std::filesystem::path>(dngMap);
+}
+std::optional<shared_ptr<std::filesystem::path>>
+Resources::getLevelProcLua(int idx) {
+  auto lvlBase = this->levels[idx];
+  auto procLua = lvlBase / PROC_LUA;
+  if (exists(procLua)) {
+    return std::make_shared<std::filesystem::path>(procLua);
+  } else {
+    return nullopt;
+  }
+}
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