400 lines
13 KiB
React
400 lines
13 KiB
React
"use client";
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import React, { useEffect } from "react";
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import { useState, useRef, useMemo } from "react";
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import DiagnosticsView from "@/components/diagnostics-view";
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import GraphUpdateView from "@/components/graph-update-view";
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import SituationGraphView from "@/components/situation-graph-view";
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import ReasoningWorkspace, { LoadingOverlay } from "@/components/reasoning-workspace";
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import { mockFetch } from "@/lib/mocks/confidence-engine/mock-client";
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/* Compile-time env resolution — NEXT_PUBLIC_ vars are injected by Next.js at build */
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const MOCK_ENABLED = process.env.NEXT_PUBLIC_CONFIDENCE_ENGINE_MOCKS === "true";
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/* ── inject runtime globals for the mock client to read ──── */
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function useMockGlobals() {
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useEffect(() => {
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if (MOCK_ENABLED) {
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var w = window;
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w.__MOCK_ENABLED = true;
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w.__MOCK_DELAY = process.env.NEXT_PUBLIC_CONFIDENCE_MOCK_DELAY || "normal";
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w.__MOCK_SCENARIO = process.env.NEXT_PUBLIC_CONFIDENCE_ENGINE_MOCK_SCENARIO || "";
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}
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}, []);
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}
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const MAX_LENGTH = 10000;
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export async function submitScenarioForStartCase(fetchImpl, scenario) {
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return fetchImpl("/api/cases/start", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ scenario }),
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});
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}
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export async function submitAnswerForUpdateCase(
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fetchImpl,
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{ situationGraph, previousQuestion, answer },
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) {
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if (!answer?.trim()) {
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return {
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ok: false,
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skipped: true,
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data: {
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success: false,
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stage: "request_validation",
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error: "Please enter an answer before updating.",
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},
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};
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}
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const response = await fetchImpl("/api/cases/update", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ situationGraph, previousQuestion, answer }),
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});
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return {
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ok: response.ok,
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skipped: false,
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data: await response.json(),
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};
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}
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function normaliseStartResult(data) {
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return {
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...data,
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selectedQuestion:
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typeof data?.selectedQuestion === "string"
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? data.selectedQuestion
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: data?.selectedQuestion?.question ?? null,
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newlySurfacedNodeIds: data?.newlySurfacedNodeIds ?? [],
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};
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}
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function normaliseUpdateSelectedQuestion(selectedQuestion) {
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if (!selectedQuestion) return null;
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if (typeof selectedQuestion === "string") return selectedQuestion;
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return selectedQuestion.question ?? null;
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}
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export function ScenarioResultPanels({ status, result }) {
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if (!result) return null;
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const hasGraph = Boolean(result.situationGraph);
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const hasQuestion = Boolean(result.selectedQuestion?.question);
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const hasDiagnostics = Boolean(result.diagnostics);
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return (
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<>
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{status === "error" && (
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<div className="space-y-3">
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{result.error && (
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<div className="rounded-lg border border-red-300 bg-red-50 px-4 py-3 text-sm text-red-700 whitespace-pre-wrap">
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Error: {result.error}
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</div>
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)}
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{!hasGraph && !hasQuestion && (
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<div className="rounded-lg border border-yellow-300 bg-yellow-50 px-4 py-2 text-sm text-yellow-800">
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Validation failed — no structured graph output was produced.
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</div>
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)}
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</div>
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)}
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{(status === "success" || hasGraph || hasQuestion) && (
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<SituationGraphView
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situationGraph={result.situationGraph}
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selectedQuestion={result.selectedQuestion}
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newlySurfacedNodeIds={result.newlySurfacedNodeIds}
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/>
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)}
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{hasDiagnostics && <DiagnosticsView result={result} />}
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</>
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);
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}
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// ── Message pools ───────────────────────────────────────────
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const INITIAL_MESSAGES = [
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{ min: 0, text: "Reading your situation" },
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{ min: 10, text: "Building a structured understanding" },
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{ min: 25, text: "Identifying what is known and still unclear" },
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{ min: 45, text: "Selecting the next useful question" },
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];
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const UPDATE_MESSAGES = [
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{ min: 0, text: "Considering your answer" },
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{ min: 10, text: "Updating the situation" },
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{ min: 25, text: "Checking what changed" },
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{ min: 45, text: "Choosing the next question" },
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];
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function useLoadingStatus(messages, isLoading) {
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const [elapsed, setElapsed] = useState(0);
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const startRef = useRef(null);
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useEffect(() => {
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if (isLoading) {
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startRef.current = Date.now();
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const iv = setInterval(() => {
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setElapsed(Math.floor((Date.now() - startRef.current) / 1000));
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}, 1000);
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return () => clearInterval(iv);
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} else {
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setElapsed(0);
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startRef.current = null;
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}
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}, [isLoading]);
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const currentMessage = useMemo(() => {
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if (!messages || messages.length === 0) return "";
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let msg = messages[0].text;
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for (const m of messages) {
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if (elapsed >= m.min) msg = m.text;
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}
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return msg;
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}, [messages, elapsed]);
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return { elapsed, currentMessage };
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}
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export function UpdateErrorPanel({ updateError }) {
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if (!updateError) return null;
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const errors = [
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...(updateError.errors || []),
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...(updateError.validationErrors || []),
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...(updateError.graphValidationErrors || []),
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...(updateError.proposalErrors || []),
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...(updateError.providerErrors || []),
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];
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return (
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<div className="space-y-3">
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<div className="rounded-lg border border-red-300 bg-red-50 px-4 py-3 text-sm text-red-700 whitespace-pre-wrap">
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Update error: {updateError.error}
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</div>
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{errors.length > 0 && (
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<details className="rounded-lg border border-red-200 bg-red-50 px-4 py-3">
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<summary className="cursor-pointer text-sm font-medium text-red-700 underline">
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Update details ({errors.length})
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</summary>
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<ul className="mt-2 space-y-1 text-sm text-red-700">
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{errors.map((item, index) => (
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<li key={index}>
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{typeof item === "string" ? item : item?.message || JSON.stringify(item)}
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</li>
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))}
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</ul>
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</details>
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)}
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</div>
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);
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}
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export { INITIAL_MESSAGES, UPDATE_MESSAGES, useLoadingStatus };
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export default function ScenarioForm() {
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const [scenario, setScenario] = useState("");
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const [status, setStatus] = useState("idle"); // idle | loading | error | success
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const [result, setResult] = useState(null);
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const [answer, setAnswer] = useState("");
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const [updateStatus, setUpdateStatus] = useState("idle"); // idle | loading | error | success
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const [updateError, setUpdateError] = useState(null);
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const [updateResult, setUpdateResult] = useState(null);
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const [lastSubmittedAnswer, setLastSubmittedAnswer] = useState("");
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const textareaRef = useRef(null);
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/* Inject mock globals so the interceptor can read them at runtime */
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useMockGlobals();
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const { elapsed: startElapsed, currentMessage: startMsg } = useLoadingStatus(
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INITIAL_MESSAGES,
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status === "loading"
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);
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const { elapsed: updateElapsed, currentMessage: updateMsg } = useLoadingStatus(
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UPDATE_MESSAGES,
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updateStatus === "loading"
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);
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const handleSubmit = async (e) => {
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e.preventDefault();
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setStatus("loading");
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setResult(null);
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setAnswer("");
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setUpdateStatus("idle");
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setUpdateResult(null);
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setLastSubmittedAnswer("");
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setUpdateError(null);
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setResult(null);
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setUpdateResult(null);
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try {
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const res = await submitScenarioForStartCase(MOCK_ENABLED ? mockFetch : fetch, scenario);
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const data = await res.json();
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if (res.ok && data.success) {
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setStatus("success");
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setResult(normaliseStartResult(data));
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} else {
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setStatus("error");
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setResult(normaliseStartResult(data));
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}
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} catch (err) {
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setStatus("error");
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setResult({ error: err.message || "Network request failed" });
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}
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};
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const handleUpdate = async (e) => {
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e.preventDefault();
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// Guard empty answer before showing loading state
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if (!answer?.trim()) {
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setUpdateStatus("error");
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setUpdateError({ error: "Please enter an answer before updating." });
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return;
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}
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setUpdateStatus("loading");
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setUpdateError(null);
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setLastSubmittedAnswer(answer.trim());
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const submission = await submitAnswerForUpdateCase(MOCK_ENABLED ? mockFetch : fetch, {
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situationGraph: result?.situationGraph,
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previousQuestion: result?.selectedQuestion,
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answer,
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});
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if (submission.skipped) {
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setUpdateStatus("error");
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setUpdateError(submission.data);
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return;
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}
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try {
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const outcome = submission.data;
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if (submission.ok && outcome.success) {
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setUpdateStatus("success");
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setUpdateResult({
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...outcome,
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previousSituationGraph: result?.situationGraph ?? null,
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});
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setResult((current) => ({
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...current,
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situationGraph: outcome.updatedSituationGraph,
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selectedQuestion: normaliseUpdateSelectedQuestion(
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outcome.selectedQuestion,
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),
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newlySurfacedNodeIds: (outcome.proposal?.addedNodes || [])
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.filter((node) => node.kind === "unknown")
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.map((node) => node.id),
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diagnostics: outcome.diagnostics,
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}));
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setAnswer("");
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} else {
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setUpdateStatus("error");
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setUpdateError(outcome);
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}
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} catch (err) {
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setUpdateStatus("error");
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setUpdateError({ error: err.message || "Network request failed" });
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}
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};
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return (
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<div className="space-y-6">
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{status === "idle" && (
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<form onSubmit={handleSubmit} className="space-y-4">
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<textarea
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ref={textareaRef}
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value={scenario}
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onChange={(e) => setScenario(e.target.value)}
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placeholder="Describe the scenario you want analysed..."
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rows={10}
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className="w-full rounded-lg border border-gray-300 px-4 py-3 text-sm focus:border-gray-500 focus:outline-none focus:ring-2 focus:ring-gray-400"
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/>
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<div className="flex items-center justify-between">
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<span className="text-xs text-gray-400">
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{scenario.length}/{MAX_LENGTH}
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</span>
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<button
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type="submit"
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disabled={!scenario.trim()}
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className="rounded-lg bg-gray-900 px-6 py-2.5 text-sm font-medium text-white transition hover:bg-gray-700 disabled:cursor-not-allowed disabled:opacity-40"
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>
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Analyse
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</button>
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</div>
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</form>
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)}
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{/* ── Initial analysis loading card ─────────────── */}
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{status === "loading" && (
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<LoadingOverlay
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isLoading={true}
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elapsed={startElapsed}
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currentMessage={startMsg}
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variant="initial"
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/>
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)}
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{/* ── Main result workspace ─────────────────────── */}
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{(status === "success" || status === "error" || updateStatus === "success") && (
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<ReasoningWorkspace
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scenario={scenario}
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status={status}
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updateStatus={updateStatus}
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result={{
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...(result || {}),
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situationGraph: updateResult?.updatedSituationGraph ?? result?.situationGraph,
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selectedQuestion: updateResult?.selectedQuestion ?? result?.selectedQuestion,
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newlySurfacedNodeIds: result?.newlySurfacedNodeIds || [],
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diagnostics: result?.diagnostics || null,
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updateError,
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}}
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answer={answer}
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setAnswer={setAnswer}
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onAnswerSubmit={handleUpdate}
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lastSubmittedAnswer={lastSubmittedAnswer}
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/>
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)}
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{/* Reset button after successful analysis */}
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{status === "success" && (
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<div className="text-center">
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<button
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onClick={() => {
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setScenario("");
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setStatus("idle");
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setResult(null);
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setAnswer("");
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setUpdateStatus("idle");
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setUpdateResult(null);
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setLastSubmittedAnswer("");
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setUpdateError(null);
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}}
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className="rounded-lg border border-gray-300 px-4 py-2 text-sm font-medium text-gray-600 transition hover:bg-gray-50"
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>
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Start new investigation
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</button>
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</div>
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)}
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{/* Empty state */}
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{status === "idle" && (
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<div className="rounded-lg border border-dashed border-gray-300 bg-gray-50 px-6 py-8 text-center">
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<p className="text-sm text-gray-400">
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Enter a scenario above and click Analyse to begin.
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</p>
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</div>
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)}
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</div>
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);
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}
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