Added kidney_labe and Cyste_kid

kidney_lab/js/lab.js

@@ -0,0 +1,84 @@
+/**
+ * lab.js
+ * Laboratory logic: accept goods, analyse for special goods,
+ * trigger medication production. No rendering, no DOM.
+ */
+
+const LabState = Object.freeze({
+  IDLE:      'idle',
+  ANALYZING: 'analyzing',
+});
+
+class Lab {
+  constructor() {
+    this.reset();
+  }
+
+  reset() {
+    this.state           = LabState.IDLE;
+    this.analyzeTimer    = 0;
+    this.totalProcessed  = 0;
+    this.flashTimer      = 0;   // brief visual flash on deposit
+    this._onMedReady     = null;
+  }
+
+  /**
+   * Deposit an array of goods into the lab.
+   * @param {Good[]}   goods           – goods from player inventory
+   * @param {function} onMedicationReady – called (no args) when special analysis completes
+   * @returns {number} count of goods deposited
+   */
+  depositGoods(goods, onMedicationReady) {
+    if (!goods.length) return 0;
+
+    let hasSpecial = false;
+    goods.forEach(good => {
+      this.totalProcessed++;
+      if (good.isSpecial) hasSpecial = true;
+    });
+
+    // Flash feedback
+    this.flashTimer = 500;
+
+    // Start analysis only if we got a special good and aren't already analysing
+    if (hasSpecial && this.state === LabState.IDLE) {
+      this.state        = LabState.ANALYZING;
+      this.analyzeTimer = SETTINGS.LAB_ANALYZE_TIME;
+      this._onMedReady  = onMedicationReady;
+    }
+
+    return goods.length;
+  }
+
+  /** True briefly after goods are deposited (visual feedback). */
+  isFlashing() {
+    return this.flashTimer > 0;
+  }
+
+  /** True while analysing a special good. */
+  isAnalyzing() {
+    return this.state === LabState.ANALYZING;
+  }
+
+  /** Progress 0–1 of the current analysis (0 if idle). */
+  analyzeProgress() {
+    if (this.state !== LabState.ANALYZING) return 0;
+    return 1 - this.analyzeTimer / SETTINGS.LAB_ANALYZE_TIME;
+  }
+
+  update(dt) {
+    if (this.flashTimer > 0) this.flashTimer -= dt;
+
+    if (this.state === LabState.ANALYZING) {
+      this.analyzeTimer -= dt;
+      if (this.analyzeTimer <= 0) {
+        this.analyzeTimer = 0;
+        this.state        = LabState.IDLE;
+        if (this._onMedReady) {
+          this._onMedReady();
+          this._onMedReady = null;
+        }
+      }
+    }
+  }
+}