1 files changed, 108 insertions, 0 deletions
diff --git a/src/Level.cpp b/src/Level.cpp
new file mode 100644
index 0000000..013c2a1
--- /dev/null
+++ b/src/Level.cpp
@@ -0,0 +1,108 @@
+#include "Level.h"
+#include <fstream>
+#include <iostream>
+#include <string>
+
+void
+Level::loadLevelFromFile(const char* filePath)
+{
+  std::ifstream mapFile(filePath);
+  if (mapFile.is_open()) {
+
+    // each element in the map has a unique ID
+    // some magic but player is always 0
+    const int playerId = 0;
+    // from 1 -> N each enemy and treasure has its  own unique ID
+    // IDs are unique entirely, not just per enemy or treasure
+
+
+    std::string line;
+    int y = 0;
+    while (std::getline(mapFile, line)) {
+      this->map.emplace_back();
+      int x = 0;
+      for (char c : line) {
+        if (c == WALL_TKN) {
+          this->map[y].push_back(WALL_SPACE);
+        } else if (c == EMPTY_TKN) {
+          this->map[y].push_back(BLANK_SPACE);
+        } else if (c == ENEMY_TKN) {
+          this->enemyPositions.push_back(
+            { .id = this->nextId(), .x = x, .y = y });
+          this->map[y].push_back(BLANK_SPACE);
+        } else if (c == PLAYER_TKN) {
+          this->player = { .id = playerId, .x = x, .y = y };
+          this->map[y].push_back(BLANK_SPACE);
+        } else if (c == TREASURE_TKN) {
+          this->treasurePositions.push_back(
+            { .id = this->nextId(), .x = x, .y = y });
+          this->map[y].push_back(BLANK_SPACE);
+        } else {
+          continue;
+        }
+        ++x;
+      }
+      ++y;
+    }
+  }
+  mapFile.close();
+}
+
+bool
+Level::isEmpty(int x, int y)
+{
+  return map[y][x] == BLANK_SPACE;
+}
+
+bool
+Level::canStep(int dx, int dy)
+{
+  bool res = map[player.y + dy][player.x + dx] != WALL_SPACE;
+  return res;
+}
+
+void
+Level::print()
+{
+  int x = 0;
+  int y = 0;
+  for (auto& row : map) {
+    for (auto& tile : row) {
+      bool printed = false;
+      if (player.x == x && player.y == y) {
+        std::cout << "p";
+        printed = true;
+      }
+      for (auto pos : enemyPositions) {
+        if (pos.x == x && pos.y == y) {
+          std::cout << "e";
+          printed = true;
+        }
+      }
+      for (auto pos : treasurePositions) {
+        if (pos.x == x && pos.y == y) {
+          std::cout << "t";
+          printed = true;
+        }
+      }
+      if (tile == WALL_SPACE) {
+        std::cout << tile;
+        printed = true;
+      }
+      if (!printed) {
+        std::cout << " ";
+      }
+      std::cout << " ";
+      ++x;
+    }
+    std::cout << "\n";
+    ++y;
+    x = 0;
+  }
+}
+
+int
+Level::nextId()
+{
+  return idCounter++;
+}
+\ No newline at end of file