aethex-forge/client/pages/ProjectBoard.tsx

import Layout from "@/components/Layout";
import { useAuth } from "@/contexts/AuthContext";
import { useEffect, useMemo, useState } from "react";
import { useNavigate, useParams } from "react-router-dom";
import { Card, CardHeader, CardTitle, CardDescription, CardContent } from "@/components/ui/card";
import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { Textarea } from "@/components/ui/textarea";
import { Badge } from "@/components/ui/badge";
import { aethexCollabService } from "@/lib/aethex-collab-service";
import LoadingScreen from "@/components/LoadingScreen";

const columns: { key: "todo"|"doing"|"done"|"blocked"; title: string; hint: string }[] = [
  { key: "todo", title: "To do", hint: "Planned" },
  { key: "doing", title: "In progress", hint: "Active" },
  { key: "done", title: "Done", hint: "Completed" },
  { key: "blocked", title: "Blocked", hint: "Needs attention" },
];

export default function ProjectBoard() {
  const { user, loading } = useAuth();
  const navigate = useNavigate();
  const { projectId } = useParams<{ projectId: string }>();
  const [isLoading, setIsLoading] = useState(true);
  const [tasks, setTasks] = useState<any[]>([]);
  const [title, setTitle] = useState("");
  const [description, setDescription] = useState("");
  const [creating, setCreating] = useState(false);

  useEffect(() => {
    if (!loading && !user) navigate("/login", { replace: true });
  }, [loading, user, navigate]);

  const load = async () => {
    if (!projectId) return;
    setIsLoading(true);
    try {
      const rows = await aethexCollabService.listProjectTasks(projectId);
      setTasks(rows);
    } finally {
      setIsLoading(false);
    }
  };

  useEffect(() => {
    load();
  }, [projectId]);

  const grouped = useMemo(() => {
    const map: Record<string, any[]> = { todo: [], doing: [], done: [], blocked: [] };
    for (const t of tasks) {
      map[t.status || "todo"].push(t);
    }
    return map;
  }, [tasks]);

  const handleCreate = async () => {
    if (!user?.id || !projectId) return;
    if (!title.trim()) return;
    setCreating(true);
    try {
      await aethexCollabService.createTask(projectId, title.trim(), description.trim() || null, null, null);
      setTitle("");
      setDescription("");
      await load();
    } finally {
      setCreating(false);
    }
  };

  const move = async (taskId: string, status: "todo"|"doing"|"done"|"blocked") => {
    await aethexCollabService.updateTaskStatus(taskId, status);
    await load();
  };

  if (loading || isLoading) return <LoadingScreen message="Loading project..." showProgress duration={800} />;
  if (!user) return null;

  return (
    <Layout>
      <div className="min-h-screen bg-[radial-gradient(circle_at_top,_rgba(110,141,255,0.12),transparent_60%)] py-10">
        <div className="mx-auto w-full max-w-6xl px-4 lg:px-6 space-y-6">
          <section className="rounded-3xl border border-border/40 bg-background/80 p-6 shadow-2xl backdrop-blur">
            <h1 className="text-3xl font-semibold text-foreground">Project Board</h1>
            <p className="mt-1 text-sm text-muted-foreground">Track tasks by status. Drag-and-drop coming next.</p>
          </section>

          <div className="grid gap-6 lg:grid-cols-[minmax(0,1fr)_minmax(0,1fr)_minmax(0,1fr)_minmax(0,1fr)]">
            {columns.map((col) => (
              <Card key={col.key} className="rounded-3xl border-border/40 bg-background/70 shadow-xl backdrop-blur-lg">
                <CardHeader>
                  <CardTitle className="text-base flex items-center gap-2">
                    {col.title}
                    <Badge variant="outline" className="border-border/50 text-xs">{grouped[col.key].length}</Badge>
                  </CardTitle>
                  <CardDescription>{col.hint}</CardDescription>
                </CardHeader>
                <CardContent className="space-y-3">
                  {grouped[col.key].length === 0 ? (
                    <p className="text-sm text-muted-foreground">No tasks.</p>
                  ) : (
                    grouped[col.key].map((t) => (
                      <div key={t.id} className="rounded-2xl border border-border/30 bg-background/60 p-3">
                        <div className="font-medium text-foreground">{t.title}</div>
                        {t.description ? (
                          <p className="text-xs text-muted-foreground mt-1">{t.description}</p>
                        ) : null}
                        <div className="mt-2 flex flex-wrap gap-2">
                          {columns.map((k) => (
                            <Button key={`${t.id}-${k.key}`} size="xs" variant="outline" onClick={() => move(t.id, k.key)}>
                              {k.title}
                            </Button>
                          ))}
                        </div>
                      </div>
                    ))
                  )}
                </CardContent>
              </Card>
            ))}
          </div>

          <Card className="rounded-3xl border-border/40 bg-background/70 shadow-xl backdrop-blur-lg">
            <CardHeader>
              <CardTitle className="text-lg">Add task</CardTitle>
              <CardDescription>Keep titles concise; details optional.</CardDescription>
            </CardHeader>
            <CardContent className="space-y-3">
              <Input placeholder="Task title" value={title} onChange={(e) => setTitle(e.target.value)} />
              <Textarea placeholder="Description (optional)" value={description} onChange={(e) => setDescription(e.target.value)} />
              <div className="flex justify-end">
                <Button onClick={handleCreate} disabled={creating || !title.trim()} className="rounded-full bg-gradient-to-r from-aethex-500 to-neon-blue text-white">
                  {creating ? "Creating..." : "Create task"}
                </Button>
              </div>
            </CardContent>
          </Card>
        </div>
      </div>
    </Layout>
  );
}