feat: implement AI Copilot for product analysis and recommendation, including a new analysis engine, OpenRouter client, and parser verification.

verify-parser.ts

@@ -0,0 +1,55 @@
+
+import { AnalysisEngine } from "./src/features/ai-copilot/business/analysis-engine";
+
+console.log("--- Testing AI Parser Logic for B/C ---");
+
+function simulateParse(content: string, simulateRuleResponse = false) {
+    let reco: "A" | "B" | "C" | "Z" | null = null;
+    let ruleApplies = simulateRuleResponse;
+
+    try {
+        const jsonMatch = content.match(/\{[\s\S]*\}/);
+        const jsonText = jsonMatch ? jsonMatch[0] : content;
+        const parsed = JSON.parse(jsonText);
+
+        reco = parsed.recommendation as "A" | "B" | "C" | "Z";
+        ruleApplies = parsed.rule_applies === true;
+
+        if (!ruleApplies && (reco === "B" || reco === "C")) reco = "A";
+
+        if (!reco || !["A", "B", "C", "Z"].includes(reco)) {
+            reco = AnalysisEngine.extractRecommendation(parsed.justification || "") || "A";
+            if (!ruleApplies && (reco === "B" || reco === "C")) reco = "A";
+        }
+    } catch (e) {
+        reco = AnalysisEngine.extractRecommendation(content);
+        if (!ruleApplies && (reco === "B" || reco === "C")) reco = "A";
+    }
+    return reco;
+}
+
+const tests = [
+    { name: "Valid Rule B", json: '{"rule_applies": true, "recommendation": "B", "justification": "blabla"}', expected: "B" },
+    { name: "Valid Rule C", json: '{"rule_applies": true, "recommendation": "C", "justification": "blabla"}', expected: "C" },
+    { name: "Invalid Rule B (hallucinated)", json: '{"rule_applies": false, "recommendation": "B", "justification": "blabla"}', expected: "A" },
+    { name: "Invalid Rule C (hallucinated)", json: '{"rule_applies": false, "recommendation": "C", "justification": "blabla"}', expected: "A" },
+    { name: "Valid Rule A", json: '{"rule_applies": true, "recommendation": "A", "justification": "blabla"}', expected: "A" },
+    { name: "Valid Extraction B", json: '{"rule_applies": true, "recommendation": "INVALID", "justification": "Je choisis B."}', expected: "B" },
+    { name: "Invalid Extraction B", json: '{"rule_applies": false, "recommendation": "INVALID", "justification": "Je choisis B."}', expected: "A" }
+];
+
+let allPassed = true;
+tests.forEach(t => {
+    const res = simulateParse(t.json);
+    const pass = res === t.expected;
+    console.log(`${pass ? "✅" : "❌"} ${t.name}: expected ${t.expected}, got ${res}`);
+    if (!pass) allPassed = false;
+});
+
+if (allPassed) {
+    console.log("All parsing tests passed.");
+    process.exit(0);
+} else {
+    console.log("Some tests failed.");
+    process.exit(1);
+}