60 lines
1.7 KiB
TypeScript
60 lines
1.7 KiB
TypeScript
import { Container, ItemStack } from "$/common/inventory.ts";
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import { CRAFTING_RESULT_SLOT } from "$/common/protocol.ts";
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import type { GridRecipe } from "$/common/mod_data.ts";
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// recipes come from mods, see RecipeBook in common/mod_loader.ts
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function get_crafting_grid(crafting: Container): (string | undefined)[] {
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const grid: (string | undefined)[] = [];
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for (let i = 0; i < 9; i++) {
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grid.push(crafting.get_item(i)?.type_id);
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}
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return grid;
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}
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function matches_recipe(grid: (string | undefined)[], recipe: GridRecipe): boolean {
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for (let y = 0; y <= 3 - recipe.height; y++) {
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for (let x = 0; x <= 3 - recipe.width; x++) {
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let match = true;
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for (let gy = 0; gy < 3; gy++) {
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for (let gx = 0; gx < 3; gx++) {
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const grid_index = gy * 3 + gx;
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if (gx >= x && gx < x + recipe.width && gy >= y && gy < y + recipe.height) {
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const recipe_index = (gy - y) * recipe.width + (gx - x);
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if (grid[grid_index] !== recipe.pattern[recipe_index]) {
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match = false;
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break;
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}
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} else if (grid[grid_index] !== undefined) {
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match = false;
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break;
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}
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}
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if (!match) break;
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}
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if (match) return true;
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}
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}
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return false;
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}
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// puts what the grid makes in the result slot
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export function update_crafting_result(crafting: Container, recipes: GridRecipe[]) {
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const grid = get_crafting_grid(crafting);
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const recipe = recipes.find((recipe) => matches_recipe(grid, recipe));
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crafting.set_item(CRAFTING_RESULT_SLOT, recipe ? new ItemStack(recipe.result.id, recipe.result.count) : undefined);
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}
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export function consume_recipe_items(crafting: Container) {
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for (let i = 0; i < 9; i++) {
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const slot = crafting.get_slot(i);
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if (slot.has_item()) {
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slot.amount = slot.amount! - 1;
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}
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}
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}
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