core/src/ru/deadsoftware/cavedroid/game/model/mapper/BlockMapper.kt

   1 package ru.deadsoftware.cavedroid.game.model.mapper
   2
   3 import com.badlogic.gdx.graphics.Texture
   4 import dagger.Reusable
   5 import ru.deadsoftware.cavedroid.game.GameItemsHolder
   6 import ru.deadsoftware.cavedroid.game.model.block.*
   7 import ru.deadsoftware.cavedroid.game.model.block.Block.*
   8 import ru.deadsoftware.cavedroid.game.model.dto.BlockDto
   9 import ru.deadsoftware.cavedroid.misc.utils.AssetLoader
  10 import javax.inject.Inject
  11
  12 @Reusable
  13 class BlockMapper @Inject constructor(
  14     private val assetLoader: AssetLoader,
  15 ) {
  16
  17     fun map(key: String, dto: BlockDto): Block {
  18         val commonBlockParams = mapCommonParams(key, dto)
  19
  20         return when (dto.meta) {
  21             "water" -> Water(commonBlockParams, requireNotNull(dto.state))
  22             "lava" -> Lava(commonBlockParams, requireNotNull(dto.state))
  23             "slab" -> Slab(commonBlockParams, requireNotNull(dto.fullBlock))
  24             else -> Normal(commonBlockParams)
  25         }
  26     }
  27
  28     private fun mapCommonParams(key: String, dto: BlockDto): CommonBlockParams {
  29         return CommonBlockParams(
  30             id = dto.id,
  31             key = key,
  32             collisionMargins = BlockMargins(
  33                 left = dto.left,
  34                 top = dto.top,
  35                 right = dto.right,
  36                 bottom = dto.bottom
  37             ),
  38             hitPoints = dto.hp,
  39             dropInfo = mapBlockDropInfo(dto),
  40             hasCollision = dto.collision,
  41             isBackground = dto.background,
  42             isTransparent = dto.transparent,
  43             requiresBlock = dto.blockRequired,
  44             animationInfo = mapBlockAnimationInfo(dto),
  45             texture = loadTexture(dto.texture),
  46             spriteMargins = BlockMargins(
  47                 left = dto.spriteLeft,
  48                 top = dto.spriteTop,
  49                 right = dto.spriteRight,
  50                 bottom = dto.spriteBottom,
  51             )
  52         )
  53     }
  54
  55     private fun mapBlockDropInfo(dto: BlockDto): BlockDropInfo? {
  56         val drop = dto.drop
  57         val dropCount = dto.dropCount
  58
  59         if (drop == GameItemsHolder.FALLBACK_ITEM_KEY || dropCount == 0) {
  60             return null
  61         }
  62
  63         return BlockDropInfo(
  64             itemKey = drop,
  65             count = dropCount,
  66         )
  67     }
  68
  69     private fun mapBlockAnimationInfo(dto: BlockDto): BlockAnimationInfo? {
  70         if (!dto.animated) {
  71             return null
  72         }
  73
  74         return BlockAnimationInfo(
  75             framesCount = dto.frames,
  76         )
  77     }
  78
  79     private fun loadTexture(textureName: String): Texture? {
  80         if (textureName == GameItemsHolder.FALLBACK_BLOCK_KEY) {
  81             return null
  82         }
  83
  84         return Texture(assetLoader.getAssetHandle("textures/blocks/$textureName.png"))
  85     }
  86
  87 }