feat: Added primitive scenario-builder

This commit is contained in:
2026-07-05 23:42:17 +05:30
parent e87d98a47d
commit d4a2de8f57
17 changed files with 948 additions and 0 deletions

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import { NextResponse } from "next/server";
import Database from "better-sqlite3";
import { WorldState, Entity, SQLiteRepository, AttributeVisibility } from "@omnia/core";
import path from "path";
const DB_PATH = path.resolve("/home/sortedcord/Projects/omnia_umbrella/omnia/omnia.db");
function getRepo() {
const db = new Database(DB_PATH);
// Enable foreign keys
db.exec("PRAGMA foreign_keys = ON;");
return { repo: new SQLiteRepository(db), db };
}
export async function GET(request: Request) {
try {
const { searchParams } = new URL(request.url);
const id = searchParams.get("id");
const { repo, db } = getRepo();
try {
if (id) {
const world = repo.loadWorldState(id);
if (!world) {
return NextResponse.json({ error: `World with ID ${id} not found` }, { status: 404 });
}
// Serialize world
const serialized = {
id: world.id,
attributes: Array.from(world.attributes.values()).map(attr => ({
name: attr.name,
value: attr.getValue(),
visibility: attr.getVisibility(),
allowedEntities: Array.from(attr.getAllowedEntities())
})),
entities: Array.from(world.entities.values()).map(entity => ({
id: entity.id,
attributes: Array.from(entity.attributes.values()).map(attr => ({
name: attr.name,
value: attr.getValue(),
visibility: attr.getVisibility(),
allowedEntities: Array.from(attr.getAllowedEntities())
}))
}))
};
return NextResponse.json(serialized);
} else {
// List all worlds
const rows = db.prepare("SELECT id FROM objects WHERE type = 'world'").all() as { id: string }[];
const worlds = [];
for (const row of rows) {
const world = repo.loadWorldState(row.id);
if (world) {
const nameAttr = world.attributes.get("name")?.getValue() || "Unnamed World";
worlds.push({
id: world.id,
name: nameAttr
});
}
}
return NextResponse.json({ worlds });
}
} finally {
db.close();
}
} catch (error) {
console.error("API GET Error:", error);
const message = error instanceof Error ? error.message : "Internal Server Error";
return NextResponse.json({ error: message }, { status: 500 });
}
}
export async function POST(request: Request) {
try {
const payload = await request.json();
if (!payload.id) {
return NextResponse.json({ error: "World ID is required" }, { status: 400 });
}
const { repo, db } = getRepo();
try {
const world = new WorldState(payload.id);
// Add attributes to world
if (payload.attributes && Array.isArray(payload.attributes)) {
for (const attr of payload.attributes) {
world.addAttribute(
attr.name,
attr.value,
attr.visibility || AttributeVisibility.PUBLIC,
attr.allowedEntities ? new Set(attr.allowedEntities) : null
);
}
}
// Add entities to world
if (payload.entities && Array.isArray(payload.entities)) {
for (const ent of payload.entities) {
const entity = new Entity(ent.id);
if (ent.attributes && Array.isArray(ent.attributes)) {
for (const attr of ent.attributes) {
entity.addAttribute(
attr.name,
attr.value,
attr.visibility || AttributeVisibility.PRIVATE,
attr.allowedEntities ? new Set(attr.allowedEntities) : null
);
}
}
world.addEntity(entity);
}
}
repo.saveWorldState(world);
return NextResponse.json({ success: true, worldId: world.id });
} finally {
db.close();
}
} catch (error) {
console.error("API POST Error:", error);
const message = error instanceof Error ? error.message : "Internal Server Error";
return NextResponse.json({ error: message }, { status: 500 });
}
}

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body {
font-family: sans-serif;
padding: 10px;
background-color: white;
color: black;
}

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import type { Metadata } from "next";
import { Geist, Geist_Mono } from "next/font/google";
import "./globals.css";
const geistSans = Geist({
variable: "--font-geist-sans",
subsets: ["latin"],
});
const geistMono = Geist_Mono({
variable: "--font-geist-mono",
subsets: ["latin"],
});
export const metadata: Metadata = {
title: "Create Next App",
description: "Generated by create next app",
};
export default function RootLayout({
children,
}: Readonly<{
children: React.ReactNode;
}>) {
return (
<html
lang="en"
className={`${geistSans.variable} ${geistMono.variable} h-full antialiased`}
>
<body className="min-h-full flex flex-col">{children}</body>
</html>
);
}

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"use client";
import { useState, useEffect } from "react";
function generateUUID(): string {
if (typeof window !== "undefined" && window.crypto && window.crypto.randomUUID) {
return window.crypto.randomUUID();
}
return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, (c) => {
const r = (Math.random() * 16) | 0;
const v = c === "x" ? r : (r & 0x3) | 0x8;
return v.toString(16);
});
}
interface Attribute {
name: string;
value: string;
visibility: "PUBLIC" | "PRIVATE";
allowedEntities: string[];
}
interface Entity {
id: string;
attributes: Attribute[];
}
interface WorldData {
id: string;
attributes: Attribute[];
entities: Entity[];
}
export default function Home() {
const [worldsList, setWorldsList] = useState<{ id: string; name: string }[]>([]);
const [selectedWorldId, setSelectedWorldId] = useState<string>("");
const [worldData, setWorldData] = useState<WorldData | null>(null);
const [status, setStatus] = useState<string>("");
const [error, setError] = useState<string>("");
// Temp state for adding new attributes / entities
const [newWorldAttribute, setNewWorldAttribute] = useState<{ name: string; value: string; visibility: "PUBLIC" | "PRIVATE" }>({ name: "", value: "", visibility: "PUBLIC" });
const [newEntityAttribute, setNewEntityAttribute] = useState<Record<string, { name: string; value: string; visibility: "PUBLIC" | "PRIVATE" }>>({});
const fetchWorlds = async () => {
try {
const res = await fetch("/api/world");
if (!res.ok) throw new Error("Failed to fetch worlds");
const data = await res.json();
setWorldsList(data.worlds || []);
} catch (err) {
const msg = err instanceof Error ? err.message : "Failed to load worlds list";
setError(msg);
}
};
useEffect(() => {
// eslint-disable-next-line react-hooks/set-state-in-effect
fetchWorlds();
}, []);
const handleCreateNewWorld = () => {
const newId = generateUUID();
setWorldData({
id: newId,
attributes: [{ name: "name", value: "New World", visibility: "PUBLIC", allowedEntities: [] }],
entities: []
});
setSelectedWorldId("");
setStatus("Created new world locally. Don't forget to save!");
setError("");
};
const handleLoadWorld = async (id: string) => {
if (!id) return;
try {
setStatus(`Loading world ${id}...`);
setError("");
const res = await fetch(`/api/world?id=${id}`);
if (!res.ok) throw new Error("Failed to load world data");
const data = await res.json();
setWorldData(data);
setSelectedWorldId(id);
setStatus(`Loaded world successfully!`);
} catch (err) {
const msg = err instanceof Error ? err.message : "Failed to load world";
setError(msg);
setStatus("");
}
};
const handleSaveWorld = async () => {
if (!worldData) return;
try {
setStatus("Saving world to database...");
setError("");
const res = await fetch("/api/world", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify(worldData)
});
const data = await res.json();
if (!res.ok) throw new Error(data.error || "Failed to save world");
setStatus("World saved successfully!");
fetchWorlds();
setSelectedWorldId(worldData.id);
} catch (err) {
const msg = err instanceof Error ? err.message : "Failed to save world";
setError(msg);
setStatus("");
}
};
// World Attribute management
const addWorldAttribute = () => {
if (!worldData || !newWorldAttribute.name.trim()) return;
if (worldData.attributes.some(a => a.name === newWorldAttribute.name)) {
setError(`Attribute "${newWorldAttribute.name}" already exists on world.`);
return;
}
setWorldData({
...worldData,
attributes: [
...worldData.attributes,
{ name: newWorldAttribute.name, value: newWorldAttribute.value, visibility: newWorldAttribute.visibility, allowedEntities: [] }
]
});
setNewWorldAttribute({ name: "", value: "", visibility: "PUBLIC" });
setError("");
};
const removeWorldAttribute = (name: string) => {
if (!worldData) return;
setWorldData({
...worldData,
attributes: worldData.attributes.filter(a => a.name !== name)
});
};
const updateWorldAttributeValue = (name: string, value: string) => {
if (!worldData) return;
setWorldData({
...worldData,
attributes: worldData.attributes.map(a => a.name === name ? { ...a, value } : a)
});
};
const updateWorldAttributeVisibility = (name: string, visibility: "PUBLIC" | "PRIVATE") => {
if (!worldData) return;
setWorldData({
...worldData,
attributes: worldData.attributes.map(a => a.name === name ? { ...a, visibility, allowedEntities: visibility === "PUBLIC" ? [] : a.allowedEntities } : a)
});
};
// Entity management
const handleAddEntity = () => {
if (!worldData) return;
const newId = generateUUID();
const newEntity: Entity = {
id: newId,
attributes: [{ name: "name", value: "New Entity", visibility: "PRIVATE", allowedEntities: [] }]
};
setWorldData({
...worldData,
entities: [...worldData.entities, newEntity]
});
};
const handleRemoveEntity = (entityId: string) => {
if (!worldData) return;
// Also clean up this entity from all attribute ACL lists
const updatedEntities = worldData.entities.filter(e => e.id !== entityId).map(e => ({
...e,
attributes: e.attributes.map(a => ({
...a,
allowedEntities: a.allowedEntities.filter(id => id !== entityId)
}))
}));
const updatedWorldAttributes = worldData.attributes.map(a => ({
...a,
allowedEntities: a.allowedEntities.filter(id => id !== entityId)
}));
setWorldData({
...worldData,
attributes: updatedWorldAttributes,
entities: updatedEntities
});
};
// Entity Attribute management
const addEntityAttribute = (entityId: string) => {
if (!worldData) return;
const input = newEntityAttribute[entityId];
if (!input || !input.name.trim()) return;
const entity = worldData.entities.find(e => e.id === entityId);
if (!entity) return;
if (entity.attributes.some(a => a.name === input.name)) {
setError(`Attribute "${input.name}" already exists on entity.`);
return;
}
const updatedEntities = worldData.entities.map(e => {
if (e.id === entityId) {
return {
...e,
attributes: [
...e.attributes,
{ name: input.name, value: input.value, visibility: input.visibility, allowedEntities: [] }
]
};
}
return e;
});
setWorldData({ ...worldData, entities: updatedEntities });
setNewEntityAttribute({
...newEntityAttribute,
[entityId]: { name: "", value: "", visibility: "PRIVATE" }
});
setError("");
};
const removeEntityAttribute = (entityId: string, attrName: string) => {
if (!worldData) return;
const updatedEntities = worldData.entities.map(e => {
if (e.id === entityId) {
return {
...e,
attributes: e.attributes.filter(a => a.name !== attrName)
};
}
return e;
});
setWorldData({ ...worldData, entities: updatedEntities });
};
const updateEntityAttributeValue = (entityId: string, attrName: string, value: string) => {
if (!worldData) return;
const updatedEntities = worldData.entities.map(e => {
if (e.id === entityId) {
return {
...e,
attributes: e.attributes.map(a => a.name === attrName ? { ...a, value } : a)
};
}
return e;
});
setWorldData({ ...worldData, entities: updatedEntities });
};
const updateEntityAttributeVisibility = (entityId: string, attrName: string, visibility: "PUBLIC" | "PRIVATE") => {
if (!worldData) return;
const updatedEntities = worldData.entities.map(e => {
if (e.id === entityId) {
return {
...e,
attributes: e.attributes.map(a => a.name === attrName ? { ...a, visibility, allowedEntities: visibility === "PUBLIC" ? [] : a.allowedEntities } : a)
};
}
return e;
});
setWorldData({ ...worldData, entities: updatedEntities });
};
const toggleEntityAcl = (targetEntityId: string, attrName: string, allowedEntityId: string, checked: boolean) => {
if (!worldData) return;
const updatedEntities = worldData.entities.map(e => {
if (e.id === targetEntityId) {
return {
...e,
attributes: e.attributes.map(a => {
if (a.name === attrName) {
const currentAcl = a.allowedEntities;
const newAcl = checked
? [...currentAcl, allowedEntityId]
: currentAcl.filter(id => id !== allowedEntityId);
return { ...a, allowedEntities: newAcl };
}
return a;
})
};
}
return e;
});
setWorldData({ ...worldData, entities: updatedEntities });
};
const toggleWorldAcl = (attrName: string, allowedEntityId: string, checked: boolean) => {
if (!worldData) return;
setWorldData({
...worldData,
attributes: worldData.attributes.map(a => {
if (a.name === attrName) {
const currentAcl = a.allowedEntities;
const newAcl = checked
? [...currentAcl, allowedEntityId]
: currentAcl.filter(id => id !== allowedEntityId);
return { ...a, allowedEntities: newAcl };
}
return a;
})
});
};
return (
<div style={{ padding: "20px", fontFamily: "sans-serif" }}>
<h1>Omnia Scenario Builder</h1>
<hr />
{/* Persistence Controls */}
<section style={{ marginBottom: "20px" }}>
<h2>World Persistence</h2>
<div style={{ display: "flex", gap: "10px", alignItems: "center" }}>
<button onClick={handleCreateNewWorld}>Create New World</button>
<span>or Load Existing:</span>
<select
value={selectedWorldId}
onChange={(e) => handleLoadWorld(e.target.value)}
>
<option value="">-- Select World --</option>
{worldsList.map((w) => (
<option key={w.id} value={w.id}>
{w.name} ({w.id})
</option>
))}
</select>
{worldData && (
<>
<button onClick={handleSaveWorld} style={{ fontWeight: "bold" }}>
Save World to DB
</button>
<button onClick={() => handleLoadWorld(worldData.id)}>
Reload / Discard Changes
</button>
</>
)}
</div>
</section>
{/* Status Messages */}
{status && <div style={{ color: "green", margin: "10px 0" }}><strong>Status:</strong> {status}</div>}
{error && <div style={{ color: "red", margin: "10px 0" }}><strong>Error:</strong> {error}</div>}
{worldData ? (
<div>
<hr />
{/* World Information */}
<section style={{ marginBottom: "30px" }}>
<h2>World Attributes (ID: {worldData.id})</h2>
<table border={1} cellPadding={5} style={{ borderCollapse: "collapse", width: "100%", marginBottom: "10px" }}>
<thead>
<tr>
<th>Attribute Name</th>
<th>Value</th>
<th>Visibility</th>
<th>ACL (Allowed Entities for PRIVATE)</th>
<th>Action</th>
</tr>
</thead>
<tbody>
{worldData.attributes.map((attr) => (
<tr key={attr.name}>
<td><strong>{attr.name}</strong></td>
<td>
<input
type="text"
value={attr.value}
onChange={(e) => updateWorldAttributeValue(attr.name, e.target.value)}
/>
</td>
<td>
<select
value={attr.visibility}
onChange={(e) => updateWorldAttributeVisibility(attr.name, e.target.value as "PUBLIC" | "PRIVATE")}
>
<option value="PUBLIC">PUBLIC</option>
<option value="PRIVATE">PRIVATE</option>
</select>
</td>
<td>
{attr.visibility === "PRIVATE" ? (
<div>
{worldData.entities.length === 0 ? (
<span style={{ color: "gray" }}>No entities in world to grant access to</span>
) : (
worldData.entities.map((e) => {
const entName = e.attributes.find(a => a.name === "name")?.value || e.id;
return (
<label key={e.id} style={{ display: "block" }}>
<input
type="checkbox"
checked={attr.allowedEntities.includes(e.id)}
onChange={(evt) => toggleWorldAcl(attr.name, e.id, evt.target.checked)}
/>{" "}
{entName} ({e.id.slice(0, 8)}...)
</label>
);
})
)}
</div>
) : (
<span style={{ color: "gray" }}>N/A (Visible to all)</span>
)}
</td>
<td>
<button onClick={() => removeWorldAttribute(attr.name)}>Delete</button>
</td>
</tr>
))}
</tbody>
</table>
{/* Add World Attribute */}
<div style={{ background: "#f5f5f5", padding: "10px", border: "1px solid #ccc" }}>
<h4>Add World Attribute</h4>
Name:{" "}
<input
type="text"
value={newWorldAttribute.name}
onChange={(e) => setNewWorldAttribute({ ...newWorldAttribute, name: e.target.value })}
placeholder="e.g. description"
/>{" "}
Value:{" "}
<input
type="text"
value={newWorldAttribute.value}
onChange={(e) => setNewWorldAttribute({ ...newWorldAttribute, value: e.target.value })}
placeholder="e.g. A lush land"
/>{" "}
Visibility:{" "}
<select
value={newWorldAttribute.visibility}
onChange={(e) => setNewWorldAttribute({ ...newWorldAttribute, visibility: e.target.value as "PUBLIC" | "PRIVATE" })}
>
<option value="PUBLIC">PUBLIC</option>
<option value="PRIVATE">PRIVATE</option>
</select>{" "}
<button onClick={addWorldAttribute}>Add Attribute</button>
</div>
</section>
<hr />
{/* Entities section */}
<section style={{ marginBottom: "30px" }}>
<div style={{ display: "flex", justifyContent: "space-between", alignItems: "center" }}>
<h2>World Entities</h2>
<button onClick={handleAddEntity}>+ Add New Entity</button>
</div>
{worldData.entities.length === 0 ? (
<p>No entities found in this world. Click &quot;+ Add New Entity&quot; to add one.</p>
) : (
worldData.entities.map((entity, index) => {
const entName = entity.attributes.find(a => a.name === "name")?.value || "Unnamed Entity";
const entInputState = newEntityAttribute[entity.id] || { name: "", value: "", visibility: "PRIVATE" };
return (
<div key={entity.id} style={{ border: "1px solid #999", padding: "15px", marginBottom: "20px", background: "#fafafa" }}>
<div style={{ display: "flex", justifyContent: "space-between", alignItems: "center" }}>
<h3>Entity #{index + 1}: {entName} <span style={{ fontSize: "12px", color: "gray", fontWeight: "normal" }}>({entity.id})</span></h3>
<button onClick={() => handleRemoveEntity(entity.id)} style={{ color: "red" }}>Delete Entity</button>
</div>
<table border={1} cellPadding={5} style={{ borderCollapse: "collapse", width: "100%", marginBottom: "10px", background: "white" }}>
<thead>
<tr>
<th>Attribute Name</th>
<th>Value</th>
<th>Visibility</th>
<th>ACL (Allowed Entities for PRIVATE)</th>
<th>Action</th>
</tr>
</thead>
<tbody>
{entity.attributes.map((attr) => (
<tr key={attr.name}>
<td><strong>{attr.name}</strong></td>
<td>
<input
type="text"
value={attr.value}
onChange={(e) => updateEntityAttributeValue(entity.id, attr.name, e.target.value)}
/>
</td>
<td>
<select
value={attr.visibility}
onChange={(e) => updateEntityAttributeVisibility(entity.id, attr.name, e.target.value as "PUBLIC" | "PRIVATE")}
>
<option value="PUBLIC">PUBLIC</option>
<option value="PRIVATE">PRIVATE</option>
</select>
</td>
<td>
{attr.visibility === "PRIVATE" ? (
<div>
{worldData.entities.filter(e => e.id !== entity.id).length === 0 ? (
<span style={{ color: "gray" }}>No other entities in world to grant access to</span>
) : (
worldData.entities
.filter(e => e.id !== entity.id)
.map((e) => {
const otherName = e.attributes.find(a => a.name === "name")?.value || e.id;
return (
<label key={e.id} style={{ display: "block" }}>
<input
type="checkbox"
checked={attr.allowedEntities.includes(e.id)}
onChange={(evt) => toggleEntityAcl(entity.id, attr.name, e.id, evt.target.checked)}
/>{" "}
{otherName} ({e.id.slice(0, 8)}...)
</label>
);
})
)}
</div>
) : (
<span style={{ color: "gray" }}>N/A (Visible to all)</span>
)}
</td>
<td>
<button onClick={() => removeEntityAttribute(entity.id, attr.name)}>Delete</button>
</td>
</tr>
))}
</tbody>
</table>
{/* Add Entity Attribute */}
<div style={{ background: "#eee", padding: "10px", border: "1px dashed #777" }}>
<h5>Add Attribute to {entName}</h5>
Name:{" "}
<input
type="text"
value={entInputState.name}
onChange={(e) => setNewEntityAttribute({
...newEntityAttribute,
[entity.id]: { ...entInputState, name: e.target.value }
})}
placeholder="e.g. title"
/>{" "}
Value:{" "}
<input
type="text"
value={entInputState.value}
onChange={(e) => setNewEntityAttribute({
...newEntityAttribute,
[entity.id]: { ...entInputState, value: e.target.value }
})}
placeholder="e.g. Witcher"
/>{" "}
Visibility:{" "}
<select
value={entInputState.visibility}
onChange={(e) => setNewEntityAttribute({
...newEntityAttribute,
[entity.id]: { ...entInputState, visibility: e.target.value as "PUBLIC" | "PRIVATE" }
})}
>
<option value="PUBLIC">PUBLIC</option>
<option value="PRIVATE">PRIVATE</option>
</select>{" "}
<button onClick={() => addEntityAttribute(entity.id)}>Add Attribute</button>
</div>
</div>
);
})
)}
</section>
</div>
) : (
<div style={{ padding: "40px 0", textAlign: "center", color: "gray" }}>
Please select a world to load or click &quot;Create New World&quot; to begin.
</div>
)}
</div>
);
}

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import { NextResponse } from "next/server";
import type { NextRequest } from "next/server";
export function proxy(request: NextRequest) {
const origin = request.headers.get("origin") || "*";
// Handle preflight OPTIONS requests
if (request.method === "OPTIONS") {
return new NextResponse(null, {
status: 200,
headers: {
"Access-Control-Allow-Origin": origin,
"Access-Control-Allow-Methods": "GET, POST, PUT, DELETE, OPTIONS",
"Access-Control-Allow-Headers": "Content-Type, Authorization",
"Access-Control-Max-Age": "86400",
},
});
}
// Handle standard requests
const response = NextResponse.next();
response.headers.set("Access-Control-Allow-Origin", origin);
response.headers.set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS");
response.headers.set("Access-Control-Allow-Headers", "Content-Type, Authorization");
return response;
}
export const config = {
matcher: "/api/:path*",
};