Files
cfw-autumn/shared/utils/cusEntUtils/balanceUtils.ts
2026-01-14 16:36:41 +00:00

137 lines
3.1 KiB
TypeScript

import { AllowanceType } from "@models/productModels/entModels/entModels.js";
import { Decimal } from "decimal.js";
import type { FullCustomerEntitlement } from "../../models/cusProductModels/cusEntModels/cusEntModels.js";
import type { FullCusEntWithFullCusProduct } from "../../models/cusProductModels/cusEntModels/cusEntWithProduct.js";
import { notNullish, nullish } from "../utils.js";
export const getSummedEntityBalances = ({
cusEnt,
}: {
cusEnt: FullCustomerEntitlement;
}) => {
if (nullish(cusEnt.entities)) {
return {
balance: 0,
additional_balance: 0,
adjustment: 0,
unused: 0,
count: 0,
};
}
const entities = Object.values(cusEnt.entities);
return {
additional_balance: entities
.reduce(
(acc, curr) => acc.add(curr.additional_balance ?? 0),
new Decimal(0),
)
.toNumber(),
balance: entities
.reduce((acc, curr) => acc.add(curr.balance), new Decimal(0))
.toNumber(),
adjustment: entities
.reduce((acc, curr) => acc.add(curr.adjustment ?? 0), new Decimal(0))
.toNumber(),
unused: 0,
count: entities.length,
};
};
export const getCusEntBalance = ({
cusEnt,
entityId,
}: {
cusEnt: FullCustomerEntitlement;
entityId?: string | null;
}): {
balance: number;
additional_balance: number;
adjustment: number;
unused: number;
count: number;
} => {
const entitlement = cusEnt.entitlement;
if (cusEnt.entitlement.allowance_type === AllowanceType.Unlimited) {
return {
balance: 0,
additional_balance: 0,
adjustment: 0,
unused: 0,
count: 1,
};
}
if (notNullish(entitlement.entity_feature_id)) {
// NEW APPROACH: has internal_entity_id set, use top-level balance
// (one row per entity, balance stored directly on the row)
if (notNullish(cusEnt.internal_entity_id)) {
return {
balance: cusEnt.balance || 0,
additional_balance: cusEnt.additional_balance || 0,
adjustment: cusEnt.adjustment || 0,
unused: cusEnt.replaceables?.length || 0,
count: 1,
};
}
// OLD APPROACH: entities object stores per-entity balances
if (nullish(entityId)) {
return getSummedEntityBalances({
cusEnt,
});
} else {
const entityBalance = cusEnt.entities?.[entityId]?.balance;
const adjustment = cusEnt.entities?.[entityId]?.adjustment || 0;
if (nullish(entityBalance)) {
return {
balance: 0,
additional_balance: 0,
adjustment: 0,
unused: 0,
count: 1,
};
}
return {
balance: entityBalance || 0,
additional_balance:
cusEnt.entities?.[entityId]?.additional_balance || 0,
adjustment,
unused: 0,
count: 1,
};
}
}
return {
balance: cusEnt.balance || 0,
additional_balance: cusEnt.additional_balance || 0,
adjustment: cusEnt.adjustment || 0,
unused: cusEnt.replaceables?.length || 0,
count: 1,
};
};
export const getMaxOverage = ({
cusEnt,
}: {
cusEnt: FullCusEntWithFullCusProduct;
}) => {
const usageLimit = cusEnt.entitlement.usage_limit;
if (nullish(usageLimit)) return undefined;
if (!cusEnt.usage_allowed) return undefined;
const maxOverage = new Decimal(usageLimit)
.sub(cusEnt.entitlement.allowance || 0)
.toNumber();
return maxOverage;
};