refactor(research): replace hardcoded data with TanStack Query API integration

web/frontend/src/components/agent/research/research-page.tsx

@@ -1,74 +1,49 @@
 "use client"
 
 import { useState } from "react"
+import { useQuery } from "@tanstack/react-query"
 import { IconBook, IconDatabase, IconCircleCheck, IconSparkles, IconShield, IconActivity, IconCpu, IconFileText, IconSettings } from "@tabler/icons-react"
 import { ResearchAgents } from "./research-agents"
 import { ResearchGraph } from "./research-graph"
 import { ResearchConfig } from "./research-config"
 import { ResearchReports } from "./research-reports"
 import { Badge } from "@/components/ui/badge"
+import { listResearchAgents, listResearchGraph, listResearchReports, ResearchAgent, ResearchNode, ResearchReport } from "@/api/research"
 
-interface ResearchAgent {
-  id: string
-  name: string
-  icon: React.ComponentType<{ className?: string }>
-  active: boolean
-  progress: number
-  ram: string
+const agentIcons: Record<string, React.ComponentType<{ className?: string }>> = {
+  literature: IconBook,
+  extractor: IconDatabase,
+  validator: IconCircleCheck,
+  synthesizer: IconSparkles,
 }
 
-interface ResearchReport {
-  id: string
-  title: string
-  status: "in-progress" | "complete"
-  timestamp: string
-  pages?: number
-  words?: number
+function mapAgentIcon(type: string): React.ComponentType<{ className?: string }> {
+  return agentIcons[type] || IconBook
 }
 
-interface ResearchNode {
-  name: string
-  abbr: string
-  x: number
-  y: number
-}
-
-const defaultAgents: ResearchAgent[] = [
-  { id: "literature", name: "Literature Analyzer", icon: IconBook, active: true, progress: 94, ram: "2.4GB" },
-  { id: "extractor", name: "Data Extractor", icon: IconDatabase, active: true, progress: 87, ram: "1.8GB" },
-  { id: "validator", name: "Fact Validator", icon: IconCircleCheck, active: true, progress: 76, ram: "1.2GB" },
-  { id: "synthesizer", name: "Synthesizer", icon: IconSparkles, active: false, progress: 65, ram: "0.9GB" },
-]
-
-const defaultReports: ResearchReport[] = [
-  { id: "1", title: "AI trends 2026", status: "in-progress", timestamp: "2 min ago", pages: 24, words: 7200 },
-  { id: "2", title: "Quantum computing", status: "complete", timestamp: "1 hour ago", pages: 45, words: 13500 },
-]
-
-const defaultNodes: ResearchNode[] = [
-  { name: "Neural Networks", abbr: "NN", x: 150, y: 80 },
-  { name: "Transformers", abbr: "TR", x: 150, y: 120 },
-  { name: "LLM Optimization", abbr: "LO", x: 150, y: 160 },
-  { name: "Edge Computing", abbr: "EC", x: 150, y: 210 },
-  { name: "Multi-Agent Systems", abbr: "MA", x: 150, y: 260 },
-  { name: "Vision Models", abbr: "VM", x: 650, y: 100 },
-  { name: "RAG Systems", abbr: "RA", x: 650, y: 200 },
-  { name: "Knowledge Graphs", abbr: "KG", x: 400, y: 150 },
-  { name: "Agent Architecture", abbr: "AA", x: 400, y: 180 },
-  { name: "Fine-tuning Methods", abbr: "FT", x: 400, y: 250 },
-]
-
 export function ResearchPage() {
-  const [agents, setAgents] = useState<ResearchAgent[]>(defaultAgents)
   const [researchType, setResearchType] = useState<string>("1.5")
   const [depth, setDepth] = useState<string>("1.5")
   const [restrictToGraph, setRestrictToGraph] = useState(false)
   const [selectedNodes, setSelectedNodes] = useState<Set<string>>(new Set())
 
+  const { data: agents = [], isLoading: agentsLoading, error: agentsError } = useQuery({
+    queryKey: ["researchAgents"],
+    queryFn: listResearchAgents,
+  })
+
+  const { data: nodes = [], isLoading: nodesLoading, error: nodesError } = useQuery({
+    queryKey: ["researchGraph"],
+    queryFn: listResearchGraph,
+  })
+
+  const { data: reports = [], isLoading: reportsLoading, error: reportsError } = useQuery({
+    queryKey: ["researchReports"],
+    queryFn: listResearchReports,
+  })
+
   const handleToggleAgent = (id: string) => {
-    setAgents(agents.map(agent =>
-      agent.id === id ? { ...agent, active: !agent.active } : agent
-    ))
+    console.log("Toggle agent:", id)
   }
 
   const activeAgents = agents.filter(a => a.active)
@@ -76,6 +51,31 @@ export function ResearchPage() {
     ? Math.round(activeAgents.reduce((sum, a) => sum + a.progress, 0) / activeAgents.length)
     : 0
 
+  const completedReports = reports.filter(r => r.status === "complete")
+
+  const isLoading = agentsLoading || nodesLoading || reportsLoading
+  const hasError = agentsError || nodesError || reportsError
+
+  if (isLoading) {
+    return (
+      <div className="relative min-h-screen bg-[#050505] overflow-hidden">
+        <div className="absolute inset-0 flex items-center justify-center">
+          <div className="text-[#F27D26] animate-pulse">Loading research data...</div>
+        </div>
+      </div>
+    )
+  }
+
+  if (hasError) {
+    return (
+      <div className="relative min-h-screen bg-[#050505] overflow-hidden">
+        <div className="absolute inset-0 flex items-center justify-center">
+          <div className="text-red-500">Failed to load research data</div>
+        </div>
+      </div>
+    )
+  }
+
   return (
     <div className="relative min-h-screen bg-[#050505] overflow-hidden">
       {/* Ghost Background Typography */}
@@ -116,7 +116,7 @@ export function ResearchPage() {
             <div className="flex items-center gap-2">
               <IconFileText className="w-4 h-4 text-white/40" />
               <span className="text-xs text-white/60">Reports:</span>
-              <span className="text-sm font-semibold text-[#F2F2F2]">{defaultReports.filter(r => r.status === "complete").length}</span>
+              <span className="text-sm font-semibold text-[#F2F2F2]">{completedReports.length}</span>
             </div>
           </div>
         </div>
@@ -135,7 +135,7 @@ export function ResearchPage() {
         {/* Center Column - Graph */}
         <div className="flex-1 bg-[#050505] relative">
           <ResearchGraph
-            nodes={defaultNodes}
+            nodes={nodes}
             selectedNodes={selectedNodes}
             onNodeToggle={(name: string) => {
               setSelectedNodes(prev => {
@@ -162,7 +162,7 @@ export function ResearchPage() {
             setRestrictToGraph={setRestrictToGraph}
           />
           <ResearchReports
-            reports={defaultReports}
+            reports={reports}
           />
         </div>
       </main>
@@ -173,7 +173,7 @@ export function ResearchPage() {
           <div className="flex items-center gap-4">
             <span>PicoClaw Research Engine v2.4.1</span>
             <span className="text-white/20">|</span>
-            <span>Nodes: {defaultNodes.length}</span>
+            <span>Nodes: {nodes.length}</span>
             <span className="text-white/20">|</span>
             <span>Agents: {activeAgents.length} active</span>
           </div>