engine/recipe.js

   1 /*
   2  * recipe.js
   3  *
   4  * Copyright 2020 Elias Fleckenstein <eliasfleckenstein@web.de>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  19  * MA 02110-1301, USA.
  20  *
  21  *
  22  */
  23 dragonblocks.Recipe = class{
  24         constructor(obj){
  25                 if(! obj || ! obj.result || ! obj.recipe instanceof Array || ! obj.recipe[0] instanceof Array)
  26                         return;
  27                 this.recipe = obj.recipe;
  28                 this.result = obj.result;
  29                 this.height = this.recipe.length;
  30                 this.width = this.recipe[0].length;
  31                 dragonblocks.recipes.push(this);
  32         }
  33         match(craftfield){
  34                 if(craftfield.width < this.width || craftfield.height < this.height)
  35                         return false;
  36                 for(let ydiff = 0; ydiff <= craftfield.height - this.height; ydiff++){
  37                         for(let xdiff = 0; xdiff <= craftfield.width - this.width; xdiff++){
  38                                 let found = true;
  39                                 for(let y = 0; y < craftfield.height; y++){
  40                                         for(let x = 0; x < craftfield.width; x++){
  41                                                 if(! this.recipe[y - ydiff] || ! this.recipe[y - ydiff][x - xdiff]){
  42                                                         if(craftfield.list[y * craftfield.width + x].item)
  43                                                                 found = false;
  44                                                 }
  45                                                 else if(! dragonblocks.itemMatch(craftfield.list[y * craftfield.width + x].item, this.recipe[y - ydiff][x - xdiff]))
  46                                                         found = false;
  47                                         }
  48                                 }
  49                                 if(found)
  50                                         return true;
  51                         }
  52                 }
  53                 return false;
  54         }
  55 }
  56 dragonblocks.recipes = [];
  57 dragonblocks.registerRecipe = function(obj){
  58         new dragonblocks.Recipe(obj);
  59 }