feat(charts): manage investigation charts in a scrolling workspace

src/features/workbench/components/investigation-chart-group.tsx

@@ -0,0 +1,94 @@
+import { useLayoutEffect, useRef, useState, type ReactNode } from "react";
+import { Check, FileText, X } from "lucide-react";
+import { AgentChartView } from "@/features/agent";
+import { formatChartDisplayText } from "@/shared/utils/date-time-text";
+import { Button } from "@/shared/ui/button";
+import { Card, CardContent, CardHeader } from "@/shared/ui/card";
+import { FloatingWindow } from "@/shared/ui/floating-window";
+import { Popover, PopoverContent, PopoverTrigger } from "@/shared/ui/popover";
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/shared/ui/select";
+import type { InvestigationChartGroup as ChartGroup } from "../utils/investigation-chart-groups";
+
+export function InvestigationChartGroup({ group, reviewing, onCloseChart, references, tracked = true, tile = false }: {
+  group: ChartGroup;
+  tracked?: boolean;
+  tile?: boolean;
+  reviewing: boolean;
+  onCloseChart: (id: string) => void;
+  references: (ids: string[]) => ReactNode;
+}) {
+  const card = useRef<HTMLDivElement>(null);
+  const [plotHeight, setPlotHeight] = useState(220);
+  useLayoutEffect(() => {
+    if (tile) return;
+    const viewport = card.current?.closest<HTMLElement>("[data-investigation-content]");
+    if (!viewport || typeof ResizeObserver === "undefined") return;
+    const resize = () => setPlotHeight(Math.max(120, Math.min(220, viewport.clientHeight - 24)));
+    resize();
+    const observer = new ResizeObserver(resize);
+    observer.observe(viewport);
+    return () => observer.disconnect();
+  }, [tile]);
+  const [selectedId, setSelectedId] = useState(group.items[0].command.chart_id);
+  const selected = group.items.find((item) => item.command.chart_id === selectedId) ?? group.items[0];
+  const multiple = group.items.length > 1;
+  const title = formatChartDisplayText(multiple ? group.title : selected.command.chart.title);
+  const objectButtons = (compact = false) => <aside aria-label="选择图表对象"
+    className={compact ? "hidden min-h-0 min-w-0 overflow-auto border-l border-border pl-2 @min-[420px]:block" : "min-h-0 min-w-0 overflow-auto border-t border-border pt-3 @min-[560px]:border-t-0 @min-[560px]:border-l @min-[560px]:pl-3 @min-[560px]:pt-0"}>
+    <div className={`${compact ? "mb-1" : "mb-2"} flex items-center justify-between text-[11px] text-muted-foreground`}>
+      <span>监测对象</span><span className="tabular-nums">{group.items.length} 个</span>
+    </div>
+    <div className={compact ? "grid grid-cols-1 gap-1" : "grid grid-cols-2 gap-2 @min-[560px]:grid-cols-1"}>
+      {group.items.map((item) => <Button key={item.command.chart_id} type="button" variant="outline" size="sm"
+        aria-label={`切换对象 ${item.label}`} aria-pressed={selected.command.chart_id === item.command.chart_id}
+        className={`h-auto ${compact ? "min-h-8 gap-1.5 px-2 py-1" : "min-h-10 gap-2 px-3 py-2"} min-w-0 justify-start whitespace-normal text-left font-normal after:inset-0 aria-pressed:border-primary aria-pressed:bg-accent aria-pressed:text-accent-foreground`}
+        onClick={() => setSelectedId(item.command.chart_id)}>
+        <span className={`size-2 shrink-0 rounded-full ${selected.command.chart_id === item.command.chart_id ? "bg-primary" : "bg-muted-foreground/50"}`} aria-hidden />
+        <span className="min-w-0 flex-1 break-words tabular-nums">{item.label}</span>
+        {selected.command.chart_id === item.command.chart_id ? <Check size={14} aria-hidden /> : null}
+      </Button>)}
+    </div>
+  </aside>;
+  const content = (expanded: boolean, compact = false) => compact ? <div className="@container flex h-full min-h-0 min-w-0 flex-col gap-1">
+    {multiple ? <div className="shrink-0 @min-[420px]:hidden">
+      <Select value={selected.command.chart_id} onValueChange={setSelectedId}>
+        <SelectTrigger aria-label="选择图表对象" className="h-7 text-xs"><SelectValue /></SelectTrigger>
+        <SelectContent className="workbench-shadcn-surface z-[90]">{group.items.map((item) => <SelectItem key={item.command.chart_id} value={item.command.chart_id}>{item.label}</SelectItem>)}</SelectContent>
+      </Select>
+    </div> : null}
+    <div className={`grid min-h-0 min-w-0 flex-1 grid-cols-1 grid-rows-1 gap-2 ${multiple ? "@min-[420px]:grid-cols-[minmax(0,1fr)_128px]" : ""}`}>
+      <div className="flex min-h-0 min-w-0 flex-col"><AgentChartView key={selected.command.chart_id} chart={selected.command.chart} embedded expanded tile /></div>
+      {multiple ? objectButtons(true) : null}
+    </div>
+  </div> : <div className={`@container min-w-0 ${expanded ? "flex h-full min-h-0 flex-col" : ""}`}>
+    <div className={`grid min-w-0 grid-cols-1 gap-3 ${expanded ? multiple ? "flex-none @min-[560px]:min-h-0 @min-[560px]:flex-1" : "min-h-0 flex-1 grid-rows-1" : ""} ${multiple ? "@min-[560px]:grid-cols-[minmax(0,1fr)_176px] @min-[560px]:grid-rows-1" : ""}`}>
+      <div className={`min-w-0 ${expanded ? `flex min-h-0 flex-col ${multiple ? "h-[480px] @min-[560px]:h-full" : "h-full"}` : ""}`}>
+        {multiple ? <p className="mb-1 shrink-0 text-xs font-medium tabular-nums">{selected.label}<span className="ml-2 font-normal text-muted-foreground">{selected.command.chart.x_data[0]} 至 {selected.command.chart.x_data.at(-1)}</span></p> : null}
+        <AgentChartView key={selected.command.chart_id} chart={selected.command.chart} embedded expanded={expanded} tile={false} plotHeight={plotHeight} />
+      </div>
+      {multiple ? objectButtons() : null}
+    </div>
+    {selected.command.evidence_refs.length ? <div className={expanded ? "max-h-[20%] shrink-0 overflow-auto" : undefined}>{references(selected.command.evidence_refs)}</div> : null}
+  </div>;
+  return <Card ref={card} data-investigation-chart={tracked ? group.items[0].command.chart_id : undefined} data-chart-group-tile={tile || undefined}
+    role="group" aria-label={title} className={`relative min-w-0 border-border shadow-none ${tile ? "flex h-full min-h-0 flex-col overflow-hidden" : ""}`}>
+    {tracked ? group.items.slice(1).map((item) => <span key={item.command.chart_id} data-investigation-chart={item.command.chart_id} className="pointer-events-none absolute inset-0" />) : null}
+    <CardHeader className={`flex-row items-start justify-between gap-2 space-y-0 ${tile ? "shrink-0 px-2 py-1.5" : "p-3 pb-2"}`}>
+      <div className="min-w-0">
+        <h3 className={`break-words text-xs font-semibold [overflow-wrap:anywhere] ${tile ? "leading-4" : "leading-5"}`}>{title}</h3>
+        {!tile ? <p className="mt-1 text-[11px] text-muted-foreground">{multiple ? `${group.items.length} 个对象 · 点击切换 · ` : ""}{selected.command.chart.series.some((series) => series.type === "scatter") ? "折线与历史散点" : selected.command.chart.chart_type === "bar" ? "柱状图" : "折线图"} · {selected.command.chart.x_data.length} 个{selected.command.chart.chart_type === "bar" ? "类别" : "时间点"}</p> : null}
+      </div>
+      <div className={`flex shrink-0 items-center gap-1 ${tile ? "[&>button]:size-6" : ""}`}>
+        {tile && selected.command.evidence_refs.length ? <Popover><PopoverTrigger asChild><Button type="button" variant="ghost" size="icon-sm" aria-label={`查看图表依据 ${title}`} title="查看图表依据"><FileText size={14} aria-hidden /></Button></PopoverTrigger>
+          <PopoverContent align="end" className="workbench-shadcn-surface z-[90] max-h-72 overflow-auto p-2">{references(selected.command.evidence_refs)}</PopoverContent>
+        </Popover> : null}
+        <FloatingWindow title={title} fillContent>{() => content(true)}</FloatingWindow>
+        <Button type="button" variant="ghost" size="icon-sm" disabled={reviewing} aria-label={`关闭图表 ${title}`}
+          onClick={() => group.items.forEach((item) => onCloseChart(item.command.chart_id))}><X size={14} aria-hidden /></Button>
+      </div>
+    </CardHeader>
+    <CardContent className={tile ? "flex min-h-0 flex-1 flex-col px-2 pb-2 pt-0" : "px-3 pb-2 pt-0"}>
+      {content(tile, tile)}
+    </CardContent>
+  </Card>;
+}