1 files changed, 102 insertions, 0 deletions
diff --git a/src/Model/Building.php b/src/Model/Building.php
new file mode 100644
index 0000000..eb166f9
--- /dev/null
+++ b/src/Model/Building.php
@@ -0,0 +1,102 @@
+<?php
+
+namespace App\Model;
+
+use App\DB;
+use App\Model;
+
+class Building
+{
+  public int $id;
+
+  public int $level;
+  public string $type;
+  public int $villageId;
+
+  public \DateTime $createdAt;
+  public \DateTime $updatedAt;
+
+  public string $unitType;
+  public int $buildTimeFactor;
+  public array $resourceRequirements;
+  public array $buildingRequirements;
+  public array $techRequirements;
+  public int $maxLevel;
+
+
+  public static function get(int $id): ?Building
+  {
+    $results = DB::fetch(Building::class, 'select * from village_buildings where id=:id', ['id' => $id]);
+
+    return isset($results[0]) ? $results[0]->cast() : null;
+  }
+
+  public static function getByVillage(int $villageId, string $buildingType): ?Building
+  {
+    $results = DB::fetch(Building::class, 'select * from village_buildings where village_id=:id and type=:type', ['id' => $villageId, 'type' => $buildingType]);
+
+    return isset($results[0]) ? $results[0]->cast() : null;
+  }
+
+  public static function getByVillageCoordinates(int $x, int $y, string $buildingType): ?Building
+  {
+    $results = DB::fetch(
+      Building::class,
+      <<<SQL
+      select village_buildings.*
+      from village_buildings
+      join villages on (villages.x=:x and villages.y=:y)
+      where village_buildings.village_id=villages.id and type=:type
+      SQL,
+      ['x' => $x, 'y' => $y, 'type' => $buildingType]
+    );
+
+    return isset($results[0]) ? $results[0]->cast() : null;
+  }
+
+
+  public function getBuildTime(): int
+  {
+    $townHall = Village::getBuilding($this->villageId, 'TownHall');
+
+    $nextLevel = $this->level + 1;
+
+    return intval($nextLevel * ($nextLevel / $townHall->level) * $_ENV['BASE_BUILDING_BUILD_TIME_FACTOR'] * $this->buildTimeFactor);
+  }
+
+  /**
+   * @return array<string, int>
+   */
+  public function getResourceRequirements(): array
+  {
+    return $this->getResourceRequirementsForLevel($this->level);
+  }
+
+  /**
+   * @return array<string, int>
+   */
+  public function getResourceRequirementsForLevel(int $level): array
+  {
+    $level += 1;
+
+    return array_map(
+      fn ($resourceRequirement) => ceil(log($level * 2) * $resourceRequirement * 64 * $level),
+      $this->resourceRequirements
+    );
+  }
+
+
+  /* OOP */
+
+  public function cast(): Building
+  {
+    $class = Building::resolveType($this->type);
+
+    return Model::castToType($this, Building::resolveType($this->type));
+  }
+
+  public static function resolveType(string $type): string
+  {
+    return __NAMESPACE__ . '\\Building\\' . $type;
+  }
+}