add pricing

shared/schema/ProjectsLimits.ts

@@ -0,0 +1,26 @@
+import { model, Schema, Types } from 'mongoose';
+
+export type TProjectLimit = {
+    _id: Schema.Types.ObjectId,
+    project_id: Schema.Types.ObjectId,
+    events: number,
+    visits: number,
+    ai_messages: number,
+    limit: number,
+    ai_limit: number,
+    billing_expire_at: Date,
+    billing_start_at: Date,
+}
+
+const ProjectLimitSchema = new Schema<TProjectLimit>({
+    project_id: { type: Types.ObjectId, index: true, unique: true },
+    events: { type: Number, required: true, default: 0 },
+    visits: { type: Number, required: true, default: 0 },
+    ai_messages: { type: Number, required: true, default: 0 },
+    limit: { type: Number, required: true },
+    ai_limit: { type: Number, required: true },
+    billing_start_at: { type: Date, required: true },
+    billing_expire_at: { type: Date, required: true },
+});
+
+export const ProjectLimitModel = model<TProjectLimit>('project_limits', ProjectLimitSchema);