// frontend/components/tasks/KanbanCard.tsx
"use client";
import { Icon } from "@/components/Icon";
import { cx } from "@/lib/cx";
import { dueLabel, isSoon, pct, stat } from "@/lib/tasks/tree";
import type { Person, Project, Task } from "@/lib/types";
import { Av, Tag } from "./bits";

export function KanbanCard({
  task,
  people,
  projects,
  onOpen,
  onDragStart,
  onDragEnd,
  onDragOver,
  dragging,
  dropPos,
}: {
  task: Task;
  people: Record<string, Person>;
  projects: Record<string, Project>;
  onOpen: (id: string) => void;
  onDragStart?: (e: React.DragEvent) => void;
  onDragEnd?: () => void;
  onDragOver?: (e: React.DragEvent) => void;
  dragging?: boolean;
  dropPos?: "before" | "after" | null;
}) {
  const s = stat(task);
  const soon = isSoon(task);
  const proj = projects[task.project_id];
  const person = task.assignee_id ? people[task.assignee_id] : null;
  return (
    <div
      className={cx(
        "kcard",
        dragging && "dragging",
        task.status === "done" && "done-card",
        dropPos === "before" && "drop-before",
        dropPos === "after" && "drop-after",
      )}
      draggable
      onDragStart={onDragStart}
      onDragEnd={onDragEnd}
      onDragOver={onDragOver}
      onClick={() => onOpen(task.id)}
    >
      <div className="kcard-top">
        <Tag project={proj} />
        <button
          className="kmore"
          onClick={(e) => {
            e.stopPropagation();
            onOpen(task.id);
          }}
          aria-label="더보기"
        >
          <Icon name="more" />
        </button>
      </div>
      <div className="kcard-title">{task.title}</div>
      {s.total > 0 && (
        <div className="ksub">
          <div className="bar">
            <span style={{ width: pct(task) + "%" }} />
          </div>
          <span className="ksub-num">
            <Icon name="branch" /> {s.done}/{s.total}
          </span>
        </div>
      )}
      <div className="kfoot">
        <span className={cx("due", soon && "soon")}>
          <Icon name="cal" /> {dueLabel(task.due)}
        </span>
        <span className={cx("prio-flag", `prio-${task.prio}`)}>
          <Icon name="flag" /> {task.prio}
        </span>
        {task.delegated && (
          <span className="deleg-chip">
            <Icon name="users" />
            위임
          </span>
        )}
        <Av person={person} />
      </div>
    </div>
  );
}
