feat(ui) : improve guide navigation, signup, and commissions

components/commission/request-form.tsx

@@ -1,18 +1,19 @@
 "use client";
 
-import { useState } from "react";
+import { useEffect, useRef, useState } from "react";
 import { useRouter } from "next/navigation";
 import Image from "@/components/ui/resilient-image";
 import { UserRoundIcon, XIcon } from "lucide-react";
-import { toast } from "sonner";
 import { ArtifactSelect, CharacterSelect, WeaponSelect } from "@/components/admin/ui/catalog-select";
 import { ConstellationSelect, RefinementSelect } from "@/components/admin/ui/option-select";
 import { Button } from "@/components/ui/button";
-import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card";
+import { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle } from "@/components/ui/card";
 import { Checkbox } from "@/components/ui/checkbox";
-import { FieldGroup } from "@/components/ui/field";
+import { FieldError, FieldGroup, FieldLegend, FieldSet } from "@/components/ui/field";
 import { Alert, AlertDescription } from "@/components/ui/alert";
-import { commissionPrice, commissionRequestSchema, type CommissionRequest } from "@/lib/commission/request";
+import { commissionPrice, type CommissionRequest } from "@/lib/commission/request";
+import { commissionDraftKey, restoreCommissionDraft, serializeCommissionDraft } from "@/lib/commission/draft";
+import { commissionRequestIssues } from "@/lib/commission/request-validation";
 import { elementBackgroundColor } from "@/lib/catalog/element";
 
 type Item = { key: string; name: string; aliases: string[]; imageUrl: string; rarity?: number | null;
@@ -23,23 +24,6 @@ const blankMember = (): CommissionRequest["teams"][number]["members"][number] =>
 });
 const blankTeam = () => ({ members: Array.from({ length: 4 }, blankMember) });
 
-function requestError(request: CommissionRequest): string | null {
-  const parsed = commissionRequestSchema.safeParse(request);
-  if (parsed.success) return null;
-  const path = parsed.error.issues[0]?.path;
-  if (path?.[0] === "teams") {
-    const teamNumber = Number(path[1]) + 1;
-    const memberNumber = typeof path[3] === "number" ? path[3] + 1 : null;
-    if (memberNumber && path[4] === "characterKey") return `ทีม ${teamNumber}: เลือกตัวละครที่ ${memberNumber}`;
-    if (memberNumber && path[4] === "weaponKey") return `ทีม ${teamNumber}: เลือกอาวุธให้ตัวละครที่ ${memberNumber}`;
-    if (memberNumber && path[4] === "artifactKey") return `ทีม ${teamNumber}: เลือกอาร์ติแฟกต์ให้ตัวละครที่ ${memberNumber}`;
-    return `ทีม ${teamNumber}: เลือกตัวละคร 4 ตัวที่ไม่ซ้ำกัน พร้อมอาวุธและอาร์ติแฟกต์`;
-  }
-  if (path?.[0] === "weapons") return `ชุดเปรียบเทียบอาวุธ ${Number(path[1]) + 1}: เลือกตัวละครและอาวุธต่างกันอย่างน้อย 2 ชิ้น`;
-  if (path?.[0] === "constellations") return `ชุดเปรียบเทียบกลุ่มดาว ${Number(path[1]) + 1}: เลือกตัวละครและกลุ่มดาวอย่างน้อย 1 ระดับ`;
-  return "เพิ่มทีมหรือรายการเปรียบเทียบอย่างน้อยหนึ่งรายการ";
-}
-
 function checkoutError(code: string | undefined, status: number): string {
   if (status === 401) return "เซสชันหมดอายุ กรุณาเข้าสู่ระบบอีกครั้ง";
   if (status === 403) return "ไม่สามารถส่งคำขอจากหน้านี้ได้ กรุณาโหลดหน้าใหม่แล้วลองอีกครั้ง";
@@ -52,9 +36,47 @@ function checkoutError(code: string | undefined, status: number): string {
   return "สร้างคำขอไม่สำเร็จ กรุณาลองอีกครั้ง";
 }
 
-export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
+export function CommissionRequestForm({ catalog, userId }: { catalog: Catalog; userId: string }) {
   const router = useRouter();
   const [request, setRequest] = useState<CommissionRequest>({ teams: [blankTeam()], weapons: [], constellations: [] });
+  const root = useRef<HTMLFieldSetElement>(null);
+  const restoredKey = useRef<string | null>(null);
+  const submitted = useRef(false);
+  const submitting = useRef(false);
+  const [hydrated, setHydrated] = useState(false);
+  const [draftNotice, setDraftNotice] = useState("");
+  const [attempted, setAttempted] = useState(false);
+  const storageKey = commissionDraftKey(userId);
+  const issues = attempted ? commissionRequestIssues(request) : [];
+  const invalid = (path: string) => issues.some((issue) => issue.path === path || path.startsWith(`${issue.path}.`));
+  const errorsAt = (path: string) => [...new Set(issues.filter((issue) => issue.path === path || issue.path.startsWith(`${path}.`)).map((issue) => issue.message))];
+
+  useEffect(() => {
+    if (restoredKey.current === storageKey) return;
+    let restored: CommissionRequest | null = null;
+    let notice = "แบบร่างจะบันทึกในอุปกรณ์นี้อัตโนมัติ";
+    try {
+      restored = restoreCommissionDraft(localStorage.getItem(storageKey), catalog);
+      if (restored) notice = "กู้คืนแบบร่างแล้ว กรุณาตรวจสอบรายการก่อนชำระเงิน";
+    } catch { notice = "เบราว์เซอร์ไม่อนุญาตให้บันทึกแบบร่าง กรุณาเปิดหน้านี้ไว้จนสร้างคำขอสำเร็จ"; }
+    const frame = requestAnimationFrame(() => {
+      if (restored) setRequest(restored);
+      restoredKey.current = storageKey;
+      setDraftNotice(notice);
+      setHydrated(true);
+    });
+    return () => cancelAnimationFrame(frame);
+  }, [storageKey, catalog]);
+
+  useEffect(() => {
+    if (!hydrated || submitted.current) return;
+    try { localStorage.setItem(storageKey, serializeCommissionDraft(request)); }
+    catch {
+      const frame = requestAnimationFrame(() => setDraftNotice("บันทึกแบบร่างไม่สำเร็จ กรุณาเปิดหน้านี้ไว้จนสร้างคำขอสำเร็จ"));
+      return () => cancelAnimationFrame(frame);
+    }
+  }, [request, hydrated, storageKey]);
+
   const [busy, setBusy] = useState(false);
   const [error, setError] = useState("");
   const patch = (next: Partial<CommissionRequest>) => setRequest((old) => ({ ...old, ...next }));
@@ -64,8 +86,19 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
   };
 
   async function submit() {
-    const validationError = requestError(request);
-    if (validationError) { setError(validationError); toast.error(validationError); return; }
+    if (!hydrated || submitting.current || submitted.current) return;
+    setAttempted(true);
+    const validationIssues = commissionRequestIssues(request);
+    if (validationIssues.length) {
+      setError("");
+      requestAnimationFrame(() => {
+        const field = root.current?.querySelector<HTMLElement>('[aria-invalid="true"], [data-commission-errors]');
+        field?.scrollIntoView({ block: "center", behavior: window.matchMedia("(prefers-reduced-motion: reduce)").matches ? "auto" : "smooth" });
+        field?.focus({ preventScroll: true });
+      });
+      return;
+    }
+    submitting.current = true;
     setBusy(true); setError("");
     try {
       const response = await fetch("/api/commission/checkouts", { method: "POST",
@@ -75,16 +108,21 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
         throw new Error(checkoutError(body?.error, response.status));
       }
       const { checkoutId } = await response.json();
+      submitted.current = true;
+      try { localStorage.removeItem(storageKey); } catch { /* Navigation remains available when storage is blocked. */ }
       router.push(`/commission/pay/${checkoutId}`);
     } catch (cause) {
       const message = cause instanceof Error ? cause.message : "สร้างคำขอไม่สำเร็จ";
       setError(message);
-      toast.error(message);
     }
-    finally { setBusy(false); }
+    finally { submitting.current = false; setBusy(false); }
   }
 
-  return <div className="flex flex-col gap-6">
+  return <FieldSet ref={root} disabled={busy || !hydrated} className="flex flex-col gap-6">
+    <FieldLegend className="sr-only">คำขอคำนวณทีม อาวุธ และกลุ่มดาว</FieldLegend>
+    <p className="text-sm text-muted-foreground" role="status">{draftNotice}</p>
+    <p className="text-sm text-muted-foreground">ระยะเวลาจัดทำ 1–7 วันตามขนาดคำขอ งานเล็กอาจเสร็จภายในประมาณ 4 ชั่วโมงหลังยืนยันการชำระเงิน</p>
+    {attempted && issues.some((issue) => !issue.path) && <Alert variant="destructive" role="alert"><AlertDescription>เพิ่มทีมหรือรายการเปรียบเทียบอย่างน้อยหนึ่งรายการ</AlertDescription></Alert>}
     <Card><CardHeader><CardTitle>ทีม - ฿100 ต่อทีม</CardTitle><CardDescription>เลือก 4 ตัวละคร พร้อมอาวุธและอาร์ติแฟกต์ของแต่ละตัว</CardDescription></CardHeader>
       <CardContent className="flex flex-col gap-4">
         {request.teams.map((team, teamIndex) => <Card key={teamIndex} className="w-full"><CardHeader><CardTitle>ทีม {teamIndex + 1}</CardTitle></CardHeader><CardContent className="flex flex-col gap-4">
@@ -94,21 +132,21 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
               return <div key={memberIndex} className="min-w-0 rounded-lg p-1.5" style={{ backgroundColor: elementBackgroundColor(character?.element) }}>
                 <span className="text-xs text-muted-foreground">#{memberIndex + 1}</span>
                 <div className="grid grid-cols-[2fr_1fr] gap-1">
-                  <CharacterSelect presentation="slot" items={catalog.characters} value={member.characterKey}
+                  <CharacterSelect presentation="slot" items={catalog.characters} value={member.characterKey} invalid={invalid(`teams.${teamIndex}.members.${memberIndex}.characterKey`)}
                     label={`เลือกตัวละครตำแหน่ง ${memberIndex + 1}`} placeholder="ค้นหาชื่อตัวละคร…"
                     placeholderIcon={<UserRoundIcon className="size-10" aria-hidden="true" />}
                     className="border-0 [&>img]:object-cover [&>img]:p-0" onValueChange={(characterKey) => {
                       const teams = structuredClone(request.teams); teams[teamIndex].members[memberIndex] = { ...blankMember(), characterKey }; patch({ teams });
                     }} />
                   <div className="grid min-w-0 grid-rows-2 gap-1">
-                    <WeaponSelect presentation="slot" items={compatibleWeapons(member.characterKey)} value={member.weaponKey}
+                    <WeaponSelect presentation="slot" items={compatibleWeapons(member.characterKey)} value={member.weaponKey} invalid={invalid(`teams.${teamIndex}.members.${memberIndex}.weaponKey`)}
                       label={`เลือกอาวุธของตัวละครตำแหน่ง ${memberIndex + 1}`} placeholder="ค้นหาอาวุธที่รองรับ…"
                       placeholderIcon={<Image src="/icon/nav/Weapon.png" alt="" width={32} height={32} className="size-8 object-contain opacity-60" />}
                       emptyLabel={character ? "ไม่พบอาวุธ" : "เลือกตัวละครก่อน"} onValueChange={(weaponKey) => {
                         const teams = structuredClone(request.teams); teams[teamIndex].members[memberIndex].weaponKey = weaponKey;
                         teams[teamIndex].members[memberIndex].refinement = "1"; patch({ teams });
                       }} />
-                    <ArtifactSelect presentation="slot" items={catalog.artifacts} value={member.artifactKey}
+                    <ArtifactSelect presentation="slot" items={catalog.artifacts} value={member.artifactKey} invalid={invalid(`teams.${teamIndex}.members.${memberIndex}.artifactKey`)}
                       label={`เลือกอาร์ติแฟกต์ของตัวละครตำแหน่ง ${memberIndex + 1}`} placeholder="ค้นหาชุดอาร์ติแฟกต์…"
                       placeholderIcon={<Image src="/icon/nav/Artifact.webp" alt="" width={32} height={32} className="size-8 object-contain opacity-60" />}
                       onValueChange={(artifactKey) => {
@@ -133,9 +171,11 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
                     }} triggerProps={{ size: "sm", className: "h-6 min-w-0 flex-1 justify-center px-1 text-xs [&>svg]:hidden" }} />
                 </div>
                 <p className="mt-1 truncate text-center text-xs font-medium" title={character?.name}>{character?.name ?? "เลือกตัวละคร"}</p>
+                {errorsAt(`teams.${teamIndex}.members.${memberIndex}`).length > 0 && <FieldError>{errorsAt(`teams.${teamIndex}.members.${memberIndex}`).join(" · ")}</FieldError>}
               </div>;
             })}
           </div>
+          {issues.some((issue) => issue.path === `teams.${teamIndex}`) && <FieldError data-commission-errors tabIndex={-1}>{issues.filter((issue) => issue.path === `teams.${teamIndex}`).map((issue) => issue.message).join(" · ")}</FieldError>}
           <Button variant="outline" onClick={() => patch({ teams: request.teams.filter((_, index) => index !== teamIndex) })}>ลบทีม</Button>
         </CardContent></Card>)}
         <Button variant="outline" onClick={() => patch({ teams: [...request.teams, blankTeam()] })}>เพิ่มทีม</Button>
@@ -149,7 +189,7 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
                 <div className="min-w-0 flex-1">
                   <WeaponSelect showSelectedImage showClear={false}
                     items={compatibleWeapons(set.characterKey).filter((item) => !set.weaponKeys.includes(item.key) || item.key === weaponKey)}
-                    value={weaponKey} label={`เลือกอาวุธเปรียบเทียบชิ้นที่ ${weaponIndex + 1}`}
+                    value={weaponKey} invalid={invalid(`weapons.${index}.weaponKeys.${weaponIndex}`)} label={`เลือกอาวุธเปรียบเทียบชิ้นที่ ${weaponIndex + 1}`}
                     placeholder={`อาวุธชิ้นที่ ${weaponIndex + 1}`} emptyLabel={set.characterKey ? "ไม่พบอาวุธ" : "เลือกตัวละครก่อน"}
                     onValueChange={(next) => {
                       const weapons = structuredClone(request.weapons);
@@ -179,7 +219,7 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
             })}
           </div>
           <div className="relative w-20 sm:w-24">
-            <CharacterSelect presentation="slot" items={catalog.characters} value={set.characterKey}
+            <CharacterSelect presentation="slot" items={catalog.characters} value={set.characterKey} invalid={invalid(`weapons.${index}.characterKey`)}
               label={`เลือกตัวละครเปรียบเทียบอาวุธชุดที่ ${index + 1}`} placeholder="ค้นหาชื่อตัวละคร…"
               placeholderIcon={<UserRoundIcon className="size-9" aria-hidden="true" />}
               className="border-0 [&>img]:object-cover [&>img]:p-0" onValueChange={(characterKey) => {
@@ -194,6 +234,7 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
               {catalog.characters.find((item) => item.key === set.characterKey)?.name ?? "เลือกตัวละคร"}</p>
           </div>
         </div>
+        {errorsAt(`weapons.${index}`).length > 0 && <FieldError data-commission-errors tabIndex={-1}>{errorsAt(`weapons.${index}`).join(" · ")}</FieldError>}
         <Button variant="outline" disabled={set.weaponKeys.length >= 100} onClick={() => {
           const weapons = structuredClone(request.weapons); weapons[index].weaponKeys.push(""); patch({ weapons });
         }}>เพิ่มอาวุธ</Button>
@@ -205,14 +246,14 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
       {request.constellations.map((set, index) => <FieldGroup key={index} className="flex w-full flex-col gap-3 rounded-lg border p-4">
         <div className="grid grid-cols-[minmax(0,1fr)_80px] items-start gap-3 sm:grid-cols-[minmax(0,1fr)_96px]">
           <div className="flex flex-wrap gap-4">{Array.from({ length: 7 }, (_, level) => <label key={level} className="flex items-center gap-2 text-sm">
-            <Checkbox checked={set.levels.includes(level)} onCheckedChange={(checked) => {
+            <Checkbox aria-invalid={invalid(`constellations.${index}.levels`)} checked={set.levels.includes(level)} onCheckedChange={(checked) => {
               const constellations = structuredClone(request.constellations);
               constellations[index].levels = checked ? [...set.levels, level].sort() : set.levels.filter((item) => item !== level);
               patch({ constellations });
             }} /> C{level}
           </label>)}</div>
           <div className="w-20 sm:w-24">
-            <CharacterSelect presentation="slot" items={catalog.characters} value={set.characterKey}
+            <CharacterSelect presentation="slot" items={catalog.characters} value={set.characterKey} invalid={invalid(`constellations.${index}.characterKey`)}
               label={`เลือกตัวละครเปรียบเทียบกลุ่มดาวชุดที่ ${index + 1}`} placeholder="ค้นหาชื่อตัวละคร…"
               placeholderIcon={<UserRoundIcon className="size-9" aria-hidden="true" />}
               className="border-0 [&>img]:object-cover [&>img]:p-0" onValueChange={(characterKey) => {
@@ -222,15 +263,22 @@ export function CommissionRequestForm({ catalog }: { catalog: Catalog }) {
               {catalog.characters.find((item) => item.key === set.characterKey)?.name ?? "เลือกตัวละคร"}</p>
           </div>
         </div>
+        {errorsAt(`constellations.${index}`).length > 0 && <FieldError data-commission-errors tabIndex={-1}>{errorsAt(`constellations.${index}`).join(" · ")}</FieldError>}
         <Button variant="outline" onClick={() => patch({ constellations: request.constellations.filter((_, i) => i !== index) })}>ลบชุดนี้</Button>
       </FieldGroup>)}
       <Button variant="outline" onClick={() => patch({ constellations: [...request.constellations, { characterKey: "", levels: [] }] })}>เพิ่มชุดกลุ่มดาว</Button>
     </CardContent></Card>
-    <Card><CardContent className="flex items-center justify-between gap-4"><div><strong>รวม ฿{commissionPrice(request)}</strong>
-      {request.teams.length === 0 && request.weapons.length + request.constellations.length > 0 ?
-        <p className="text-sm text-muted-foreground">รวมค่าบริการพื้นฐาน ฿100</p> : null}</div>
-      <Button disabled={busy || commissionPrice(request) === 0} onClick={submit}>{busy ? "กำลังสร้างคำขอ..." : "ยืนยันและชำระเงิน"}</Button>
-    </CardContent></Card>
-    {error && <Alert variant="destructive"><AlertDescription>{error}</AlertDescription></Alert>}
-  </div>;
+    <Card className="sticky bottom-2 z-20 shadow-lg">
+      <CardHeader className="hidden sm:grid"><CardTitle>สรุปคำขอ</CardTitle><CardDescription>
+        {request.teams.length} ทีม · {request.weapons.reduce((sum, set) => sum + set.weaponKeys.filter(Boolean).length, 0)} อาวุธ · {request.constellations.reduce((sum, set) => sum + set.levels.length, 0)} ระดับกลุ่มดาว
+      </CardDescription></CardHeader>
+      <CardFooter className="flex flex-wrap items-center justify-between gap-3">
+        {error && <Alert variant="destructive" role="alert" className="w-full"><AlertDescription>{error}</AlertDescription></Alert>}
+        <div><strong className="text-lg">รวม ฿{commissionPrice(request)}</strong>
+          {request.teams.length === 0 && request.weapons.length + request.constellations.length > 0 && <p className="text-sm text-muted-foreground">รวมค่าบริการพื้นฐาน ฿100</p>}
+        </div>
+        <Button disabled={!hydrated || busy || commissionPrice(request) === 0} onClick={() => void submit()}>{busy ? "กำลังสร้างคำขอ…" : "ยืนยันและชำระเงิน"}</Button>
+      </CardFooter>
+    </Card>
+  </FieldSet>;
 }