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