feat: add DM/player role separation — atmosphere, invite, and edit controls gated by role

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

client/src/components/CharacterCard.tsx

@@ -20,6 +20,7 @@ interface CharacterCardProps {
   onHpChange: (characterId: number, hp: number) => void;
   onUpdate: (characterId: number, data: Partial<Character>) => void;
   onClick: (characterId: number) => void;
+  canEdit?: boolean;
 }
 
 export default function CharacterCard({
@@ -27,6 +28,7 @@ export default function CharacterCard({
   onHpChange,
   onUpdate,
   onClick,
+  canEdit = true,
 }: CharacterCardProps) {
   return (
     <div

client/src/components/CharacterDetail.tsx

@@ -27,6 +27,7 @@ interface CharacterDetailProps {
   onRemoveTalent: (characterId: number, talentId: number) => void;
   onDelete: (id: number) => void;
   onClose: () => void;
+  canEdit?: boolean;
 }
 
 export default function CharacterDetail({
@@ -42,6 +43,7 @@ export default function CharacterDetail({
   onRemoveTalent,
   onDelete,
   onClose,
+  canEdit = true,
 }: CharacterDetailProps) {
   const [mode, setMode] = useState<"view" | "edit">("view");
 
@@ -49,12 +51,14 @@ export default function CharacterDetail({
     <div className={styles.overlay} onClick={onClose}>
       <div className={styles.modal} onClick={(e) => e.stopPropagation()}>
         <div className={styles.topBar}>
-          <button
-            className={`${styles.editBtn} ${mode === "edit" ? styles.active : ""}`}
-            onClick={() => setMode(mode === "view" ? "edit" : "view")}
-          >
-            {mode === "view" ? "Edit" : "Done"}
-          </button>
+          {canEdit && (
+            <button
+              className={`${styles.editBtn} ${mode === "edit" ? styles.active : ""}`}
+              onClick={() => setMode(mode === "view" ? "edit" : "view")}
+            >
+              {mode === "view" ? "Edit" : "Done"}
+            </button>
+          )}
           <button className={styles.closeBtn} onClick={onClose}>
             ✕
           </button>

client/src/pages/CampaignView.tsx

@@ -13,7 +13,10 @@ import {
   addTalent,
   removeTalent,
   getRolls,
+  getMyCampaignRole,
+  generateInvite,
 } from "../api";
+import { useAuth } from "../context/AuthContext";
 import type { Character, Gear, Talent, GameItem, RollResult } from "../types";
 import CharacterCard from "../components/CharacterCard";
 import CharacterDetail from "../components/CharacterDetail";
@@ -34,6 +37,8 @@ const ANCESTRIES = ["Human", "Elf", "Dwarf", "Halfling", "Goblin", "Half-Orc"];
 export default function CampaignView() {
   const { id } = useParams<{ id: string }>();
   const campaignId = Number(id);
+  const { user } = useAuth();
+  const [role, setRole] = useState<"dm" | "player" | null>(null);
   const [characters, setCharacters] = useState<Character[]>([]);
   const [selectedId, setSelectedId] = useState<number | null>(null);
   const [showCreate, setShowCreate] = useState(false);
@@ -65,6 +70,7 @@ export default function CampaignView() {
   useEffect(() => {
     getCharacters(campaignId).then(setCharacters);
     getRolls(campaignId).then(setRolls);
+    getMyCampaignRole(campaignId).then((r) => setRole(r.role)).catch(() => {});
     getCampaigns().then((camps) => {
       const c = camps.find((x) => x.id === campaignId);
       if (c) setCampaignName(c.name);
@@ -352,6 +358,16 @@ export default function CampaignView() {
     await removeTalent(characterId, talentId);
   }
 
+  async function handleInvite() {
+    try {
+      const { url } = await generateInvite(campaignId);
+      await navigator.clipboard.writeText(url);
+      alert("Invite link copied to clipboard!");
+    } catch {
+      alert("Failed to generate invite link");
+    }
+  }
+
   const selectedCharacter = characters.find((c) => c.id === selectedId) ?? null;
 
   return (
@@ -365,10 +381,17 @@ export default function CampaignView() {
             {campaignName || "Campaign"}
           </span>
           <div className={styles.headerBtns}>
-            <AtmospherePanel
-              atmosphere={atmosphere}
-              onAtmosphereChange={handleAtmosphereChange}
-            />
+            {role === "dm" && (
+              <AtmospherePanel
+                atmosphere={atmosphere}
+                onAtmosphereChange={handleAtmosphereChange}
+              />
+            )}
+            {role === "dm" && (
+              <button className={styles.addBtn} onClick={handleInvite}>
+                Invite Player
+              </button>
+            )}
             <button
               className={styles.addBtn}
               onClick={() => setShowCreate(true)}
@@ -391,6 +414,7 @@ export default function CampaignView() {
               onHpChange={handleHpChange}
               onUpdate={handleUpdate}
               onClick={setSelectedId}
+              canEdit={role === "dm" || char.user_id === user?.userId}
             />
           ))}
         </div>
@@ -409,6 +433,7 @@ export default function CampaignView() {
             onRemoveTalent={handleRemoveTalent}
             onDelete={handleDelete}
             onClose={() => setSelectedId(null)}
+            canEdit={role === "dm" || selectedCharacter.user_id === user?.userId}
           />
         )}
 

client/src/types.ts

@@ -1,7 +1,7 @@
 export interface Campaign {
   id: number;
   name: string;
-  created_by: string;
+  role?: string;
   created_at: string;
 }
 
@@ -33,6 +33,7 @@ export interface Talent {
 export interface Character {
   id: number;
   campaign_id: number;
+  user_id?: number | null;
   created_by: string;
   name: string;
   class: string;