fix: 准备阶段显示外勤医疗预备干员 (#315)

public/js/render/app.js

@@ -797,8 +797,16 @@ export async function createFieldView(host, options = {}) {
       if (e.area === 'board' && info.dir && !held.has(e.uid) && typeof v.setDir === 'function') v.setDir(info.dir);
     }
     for (const k of [...views.keys()]) if (String(k).startsWith('p:') && !seen.has(Number(String(k).slice(2)))) dropView(k);
-    // the boss round's prep: the pair partner's board on its half of the boss field (item 51; display only)
-    syncMates(prepXf.kind === 'bossPrep' && src.bossMate && Array.isArray(src.bossMate.units) ? src.bossMate.units : []);
+    // The 外勤医疗 reserve medic is visible before battle but not a movable board piece. Map its board-space slot to
+    // the displayed boss half exactly as for the player's own pieces; the partner's units already use field coordinates.
+    const mapChars = Array.isArray(src.prepMapChars) ? src.prepMapChars.map((u) => {
+      if (!u || !Number.isInteger(u.x) || !Number.isInteger(u.y)) return null;
+      const p = prepXf.toDisp(u.y, u.x);
+      const dir = prepXf.dirToDisp(u.dir);
+      return { ...u, x: p.col, y: p.row, dir, facing: dir === 'LEFT' ? -1 : 1 };
+    }).filter(Boolean) : [];
+    const mate = prepXf.kind === 'bossPrep' && src.bossMate && Array.isArray(src.bossMate.units) ? src.bossMate.units : [];
+    syncReadOnlyPrepUnits([...mapChars, ...mate]);
     prepPieces = list.filter((e) => e.key && views.has(e.key));
     if (dragState && !views.has(dragState.key)) { drag.reset(); endDragVisual(false); }
     holdScene(false); // the prep pieces reference their models now (a battle's hold ends here)
@@ -806,11 +814,10 @@ export async function createFieldView(host, options = {}) {
   }
 
   /**
-   * The pair partner's pieces in the Final Assault / Hidden Core prep (m.private bossMate units: UnitInfo in boss-field
-   * coordinates, facing as the battle will place them): read-only 'm:<uid>' views — not prep pieces, so they are never
-   * picked, dragged or swept with the own ones; a view is rebuilt when its body, tile or facing changes.
+   * The reserve medic and a boss pair's partner pieces: read-only 'm:<uid>' views. These are not prep pieces, so they
+   * are never picked, dragged or swept with the own board; a view is rebuilt when its body, tile or facing changes.
    */
-  function syncMates(units) {
+  function syncReadOnlyPrepUnits(units) {
     const keep = new Set();
     for (const u of units) {
       const info = u && Number.isInteger(u.uid) ? renderInfo({ ...u, id: `m:${u.uid}` }) : null;