import { Querier, Transaction } from '@platform-modules/db';
import * as drizzle_orm_pg_core from 'drizzle-orm/pg-core';

type PromoKind = 'percentage' | 'fixed' | 'bogo';
type PromoFunder = 'platform' | 'vendor';
type PromoScope = {
    kind: 'all';
} | {
    kind: 'products';
    ids: string[];
} | {
    kind: 'categories';
    ids: string[];
} | {
    kind: 'tags';
    tags: string[];
} | {
    kind: 'vendor';
    vendorId: string;
};
interface PromoEligibility {
    firstPurchaseOnly?: boolean;
    membersOnly?: boolean;
    allowlistOnly?: boolean;
}
interface Promo {
    id: string;
    code: string;
    kind: PromoKind;
    valueBps?: number;
    valueAmount?: bigint;
    currency?: string;
    /** Percentage promos only: maximum discount granted, in minor units. */
    maxDiscountAmount?: bigint;
    bogo?: {
        buyQty: number;
        getQty: number;
    };
    scope: PromoScope;
    eligibility: PromoEligibility;
    funder: PromoFunder;
    maxUses?: number;
    perUserCap?: number;
    startsAt?: Date;
    endsAt?: Date;
    minOrderAmount?: bigint;
    /** Maximum eligible cart subtotal, in minor units; twin of minOrderAmount. */
    maxOrderAmount?: bigint;
    active: boolean;
    vendorId: string | null;
}
interface PromoContext {
    now: Date;
    userId: string | null;
    cartSubtotal: bigint;
    cartCurrency: string;
    lines: DiscountLine[];
    isFirstPurchase?: boolean;
    isMember?: boolean;
    isAllowlisted?: boolean;
    globalUses?: number;
    userRedemptionCount?: number;
}
interface DiscountLine {
    lineId: string;
    unitPrice: bigint;
    qty: number;
    vendorId: string | null;
    productId?: string;
    categoryIds?: string[];
    tags?: string[];
}
interface DiscountableCart {
    currency: string;
    lines: DiscountLine[];
}
type PromoRejectReason = 'inactive' | 'not_started' | 'expired' | 'min_order_not_met' | 'max_order_exceeded' | 'currency_mismatch' | 'out_of_scope' | 'not_first_purchase' | 'not_member' | 'not_on_allowlist' | 'quota_exhausted' | 'per_user_cap_reached';
type PromoValidation = {
    ok: true;
    promo: Promo;
} | {
    ok: false;
    reason: PromoRejectReason;
};
interface DiscountResult {
    total: bigint;
    perLine: Array<{
        lineId: string;
        amount: bigint;
    }>;
    funder: PromoFunder;
}

declare function applyPromo(promo: Promo, cart: DiscountableCart): DiscountResult;

declare class PromoValidationError extends Error {
    readonly field: string;
    readonly name = "PromoValidationError";
    readonly code: "PROMO_VALIDATION";
    constructor(field: string);
}
declare class PromoQuotaExhaustedError extends Error {
    readonly reason: 'global' | 'per_user';
    readonly name = "PromoQuotaExhaustedError";
    readonly code: "PROMO_QUOTA_EXHAUSTED";
    constructor(reason: 'global' | 'per_user');
}
declare function isPromoValidationError(e: unknown): e is PromoValidationError;
declare function isPromoQuotaExhaustedError(e: unknown): e is PromoQuotaExhaustedError;

declare const promo: drizzle_orm_pg_core.PgTableWithColumns<{
    name: "promo";
    schema: undefined;
    columns: {
        id: drizzle_orm_pg_core.PgColumn<{
            name: "id";
            tableName: "promo";
            dataType: "string";
            columnType: "PgUUID";
            data: string;
            driverParam: string;
            notNull: true;
            hasDefault: true;
            isPrimaryKey: true;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        code: drizzle_orm_pg_core.PgColumn<{
            name: "code";
            tableName: "promo";
            dataType: "string";
            columnType: "PgText";
            data: string;
            driverParam: string;
            notNull: true;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: [string, ...string[]];
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        kind: drizzle_orm_pg_core.PgColumn<{
            name: "kind";
            tableName: "promo";
            dataType: "string";
            columnType: "PgText";
            data: PromoKind;
            driverParam: string;
            notNull: true;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: [string, ...string[]];
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {
            $type: PromoKind;
        }>;
        valueBps: drizzle_orm_pg_core.PgColumn<{
            name: "value_bps";
            tableName: "promo";
            dataType: "number";
            columnType: "PgInteger";
            data: number;
            driverParam: string | number;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        valueAmount: drizzle_orm_pg_core.PgColumn<{
            name: "value_amount";
            tableName: "promo";
            dataType: "bigint";
            columnType: "PgBigInt64";
            data: bigint;
            driverParam: string;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        currency: drizzle_orm_pg_core.PgColumn<{
            name: "currency";
            tableName: "promo";
            dataType: "string";
            columnType: "PgText";
            data: string;
            driverParam: string;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: [string, ...string[]];
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        maxDiscountAmount: drizzle_orm_pg_core.PgColumn<{
            name: "max_discount_amount";
            tableName: "promo";
            dataType: "bigint";
            columnType: "PgBigInt64";
            data: bigint;
            driverParam: string;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        bogoBuyQty: drizzle_orm_pg_core.PgColumn<{
            name: "bogo_buy_qty";
            tableName: "promo";
            dataType: "number";
            columnType: "PgInteger";
            data: number;
            driverParam: string | number;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        bogoGetQty: drizzle_orm_pg_core.PgColumn<{
            name: "bogo_get_qty";
            tableName: "promo";
            dataType: "number";
            columnType: "PgInteger";
            data: number;
            driverParam: string | number;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        scope: drizzle_orm_pg_core.PgColumn<{
            name: "scope";
            tableName: "promo";
            dataType: "json";
            columnType: "PgJsonb";
            data: PromoScope;
            driverParam: unknown;
            notNull: true;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {
            $type: PromoScope;
        }>;
        eligibility: drizzle_orm_pg_core.PgColumn<{
            name: "eligibility";
            tableName: "promo";
            dataType: "json";
            columnType: "PgJsonb";
            data: PromoEligibility;
            driverParam: unknown;
            notNull: true;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {
            $type: PromoEligibility;
        }>;
        funder: drizzle_orm_pg_core.PgColumn<{
            name: "funder";
            tableName: "promo";
            dataType: "string";
            columnType: "PgText";
            data: PromoFunder;
            driverParam: string;
            notNull: true;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: [string, ...string[]];
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {
            $type: PromoFunder;
        }>;
        maxUses: drizzle_orm_pg_core.PgColumn<{
            name: "max_uses";
            tableName: "promo";
            dataType: "number";
            columnType: "PgInteger";
            data: number;
            driverParam: string | number;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        perUserCap: drizzle_orm_pg_core.PgColumn<{
            name: "per_user_cap";
            tableName: "promo";
            dataType: "number";
            columnType: "PgInteger";
            data: number;
            driverParam: string | number;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        uses: drizzle_orm_pg_core.PgColumn<{
            name: "uses";
            tableName: "promo";
            dataType: "number";
            columnType: "PgInteger";
            data: number;
            driverParam: string | number;
            notNull: true;
            hasDefault: true;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        startsAt: drizzle_orm_pg_core.PgColumn<{
            name: "starts_at";
            tableName: "promo";
            dataType: "date";
            columnType: "PgTimestamp";
            data: Date;
            driverParam: string;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        endsAt: drizzle_orm_pg_core.PgColumn<{
            name: "ends_at";
            tableName: "promo";
            dataType: "date";
            columnType: "PgTimestamp";
            data: Date;
            driverParam: string;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        minOrderAmount: drizzle_orm_pg_core.PgColumn<{
            name: "min_order_amount";
            tableName: "promo";
            dataType: "bigint";
            columnType: "PgBigInt64";
            data: bigint;
            driverParam: string;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        maxOrderAmount: drizzle_orm_pg_core.PgColumn<{
            name: "max_order_amount";
            tableName: "promo";
            dataType: "bigint";
            columnType: "PgBigInt64";
            data: bigint;
            driverParam: string;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        active: drizzle_orm_pg_core.PgColumn<{
            name: "active";
            tableName: "promo";
            dataType: "boolean";
            columnType: "PgBoolean";
            data: boolean;
            driverParam: boolean;
            notNull: true;
            hasDefault: true;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        vendorId: drizzle_orm_pg_core.PgColumn<{
            name: "vendor_id";
            tableName: "promo";
            dataType: "string";
            columnType: "PgText";
            data: string;
            driverParam: string;
            notNull: false;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: [string, ...string[]];
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        createdAt: drizzle_orm_pg_core.PgColumn<{
            name: "created_at";
            tableName: "promo";
            dataType: "date";
            columnType: "PgTimestamp";
            data: Date;
            driverParam: string;
            notNull: true;
            hasDefault: true;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        updatedAt: drizzle_orm_pg_core.PgColumn<{
            name: "updated_at";
            tableName: "promo";
            dataType: "date";
            columnType: "PgTimestamp";
            data: Date;
            driverParam: string;
            notNull: true;
            hasDefault: true;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
    };
    dialect: "pg";
}>;
declare const promoUserUsage: drizzle_orm_pg_core.PgTableWithColumns<{
    name: "promo_user_usage";
    schema: undefined;
    columns: {
        promoId: drizzle_orm_pg_core.PgColumn<{
            name: "promo_id";
            tableName: "promo_user_usage";
            dataType: "string";
            columnType: "PgUUID";
            data: string;
            driverParam: string;
            notNull: true;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        userId: drizzle_orm_pg_core.PgColumn<{
            name: "user_id";
            tableName: "promo_user_usage";
            dataType: "string";
            columnType: "PgText";
            data: string;
            driverParam: string;
            notNull: true;
            hasDefault: false;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: [string, ...string[]];
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        uses: drizzle_orm_pg_core.PgColumn<{
            name: "uses";
            tableName: "promo_user_usage";
            dataType: "number";
            columnType: "PgInteger";
            data: number;
            driverParam: string | number;
            notNull: true;
            hasDefault: true;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        createdAt: drizzle_orm_pg_core.PgColumn<{
            name: "created_at";
            tableName: "promo_user_usage";
            dataType: "date";
            columnType: "PgTimestamp";
            data: Date;
            driverParam: string;
            notNull: true;
            hasDefault: true;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
        updatedAt: drizzle_orm_pg_core.PgColumn<{
            name: "updated_at";
            tableName: "promo_user_usage";
            dataType: "date";
            columnType: "PgTimestamp";
            data: Date;
            driverParam: string;
            notNull: true;
            hasDefault: true;
            isPrimaryKey: false;
            isAutoincrement: false;
            hasRuntimeDefault: false;
            enumValues: undefined;
            baseColumn: never;
            identity: undefined;
            generated: undefined;
        }, {}, {}>;
    };
    dialect: "pg";
}>;
declare const promotionsSchema: {
    promo: drizzle_orm_pg_core.PgTableWithColumns<{
        name: "promo";
        schema: undefined;
        columns: {
            id: drizzle_orm_pg_core.PgColumn<{
                name: "id";
                tableName: "promo";
                dataType: "string";
                columnType: "PgUUID";
                data: string;
                driverParam: string;
                notNull: true;
                hasDefault: true;
                isPrimaryKey: true;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            code: drizzle_orm_pg_core.PgColumn<{
                name: "code";
                tableName: "promo";
                dataType: "string";
                columnType: "PgText";
                data: string;
                driverParam: string;
                notNull: true;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: [string, ...string[]];
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            kind: drizzle_orm_pg_core.PgColumn<{
                name: "kind";
                tableName: "promo";
                dataType: "string";
                columnType: "PgText";
                data: PromoKind;
                driverParam: string;
                notNull: true;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: [string, ...string[]];
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {
                $type: PromoKind;
            }>;
            valueBps: drizzle_orm_pg_core.PgColumn<{
                name: "value_bps";
                tableName: "promo";
                dataType: "number";
                columnType: "PgInteger";
                data: number;
                driverParam: string | number;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            valueAmount: drizzle_orm_pg_core.PgColumn<{
                name: "value_amount";
                tableName: "promo";
                dataType: "bigint";
                columnType: "PgBigInt64";
                data: bigint;
                driverParam: string;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            currency: drizzle_orm_pg_core.PgColumn<{
                name: "currency";
                tableName: "promo";
                dataType: "string";
                columnType: "PgText";
                data: string;
                driverParam: string;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: [string, ...string[]];
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            maxDiscountAmount: drizzle_orm_pg_core.PgColumn<{
                name: "max_discount_amount";
                tableName: "promo";
                dataType: "bigint";
                columnType: "PgBigInt64";
                data: bigint;
                driverParam: string;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            bogoBuyQty: drizzle_orm_pg_core.PgColumn<{
                name: "bogo_buy_qty";
                tableName: "promo";
                dataType: "number";
                columnType: "PgInteger";
                data: number;
                driverParam: string | number;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            bogoGetQty: drizzle_orm_pg_core.PgColumn<{
                name: "bogo_get_qty";
                tableName: "promo";
                dataType: "number";
                columnType: "PgInteger";
                data: number;
                driverParam: string | number;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            scope: drizzle_orm_pg_core.PgColumn<{
                name: "scope";
                tableName: "promo";
                dataType: "json";
                columnType: "PgJsonb";
                data: PromoScope;
                driverParam: unknown;
                notNull: true;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {
                $type: PromoScope;
            }>;
            eligibility: drizzle_orm_pg_core.PgColumn<{
                name: "eligibility";
                tableName: "promo";
                dataType: "json";
                columnType: "PgJsonb";
                data: PromoEligibility;
                driverParam: unknown;
                notNull: true;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {
                $type: PromoEligibility;
            }>;
            funder: drizzle_orm_pg_core.PgColumn<{
                name: "funder";
                tableName: "promo";
                dataType: "string";
                columnType: "PgText";
                data: PromoFunder;
                driverParam: string;
                notNull: true;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: [string, ...string[]];
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {
                $type: PromoFunder;
            }>;
            maxUses: drizzle_orm_pg_core.PgColumn<{
                name: "max_uses";
                tableName: "promo";
                dataType: "number";
                columnType: "PgInteger";
                data: number;
                driverParam: string | number;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            perUserCap: drizzle_orm_pg_core.PgColumn<{
                name: "per_user_cap";
                tableName: "promo";
                dataType: "number";
                columnType: "PgInteger";
                data: number;
                driverParam: string | number;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            uses: drizzle_orm_pg_core.PgColumn<{
                name: "uses";
                tableName: "promo";
                dataType: "number";
                columnType: "PgInteger";
                data: number;
                driverParam: string | number;
                notNull: true;
                hasDefault: true;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            startsAt: drizzle_orm_pg_core.PgColumn<{
                name: "starts_at";
                tableName: "promo";
                dataType: "date";
                columnType: "PgTimestamp";
                data: Date;
                driverParam: string;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            endsAt: drizzle_orm_pg_core.PgColumn<{
                name: "ends_at";
                tableName: "promo";
                dataType: "date";
                columnType: "PgTimestamp";
                data: Date;
                driverParam: string;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            minOrderAmount: drizzle_orm_pg_core.PgColumn<{
                name: "min_order_amount";
                tableName: "promo";
                dataType: "bigint";
                columnType: "PgBigInt64";
                data: bigint;
                driverParam: string;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            maxOrderAmount: drizzle_orm_pg_core.PgColumn<{
                name: "max_order_amount";
                tableName: "promo";
                dataType: "bigint";
                columnType: "PgBigInt64";
                data: bigint;
                driverParam: string;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            active: drizzle_orm_pg_core.PgColumn<{
                name: "active";
                tableName: "promo";
                dataType: "boolean";
                columnType: "PgBoolean";
                data: boolean;
                driverParam: boolean;
                notNull: true;
                hasDefault: true;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            vendorId: drizzle_orm_pg_core.PgColumn<{
                name: "vendor_id";
                tableName: "promo";
                dataType: "string";
                columnType: "PgText";
                data: string;
                driverParam: string;
                notNull: false;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: [string, ...string[]];
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            createdAt: drizzle_orm_pg_core.PgColumn<{
                name: "created_at";
                tableName: "promo";
                dataType: "date";
                columnType: "PgTimestamp";
                data: Date;
                driverParam: string;
                notNull: true;
                hasDefault: true;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            updatedAt: drizzle_orm_pg_core.PgColumn<{
                name: "updated_at";
                tableName: "promo";
                dataType: "date";
                columnType: "PgTimestamp";
                data: Date;
                driverParam: string;
                notNull: true;
                hasDefault: true;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
        };
        dialect: "pg";
    }>;
    promoUserUsage: drizzle_orm_pg_core.PgTableWithColumns<{
        name: "promo_user_usage";
        schema: undefined;
        columns: {
            promoId: drizzle_orm_pg_core.PgColumn<{
                name: "promo_id";
                tableName: "promo_user_usage";
                dataType: "string";
                columnType: "PgUUID";
                data: string;
                driverParam: string;
                notNull: true;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            userId: drizzle_orm_pg_core.PgColumn<{
                name: "user_id";
                tableName: "promo_user_usage";
                dataType: "string";
                columnType: "PgText";
                data: string;
                driverParam: string;
                notNull: true;
                hasDefault: false;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: [string, ...string[]];
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            uses: drizzle_orm_pg_core.PgColumn<{
                name: "uses";
                tableName: "promo_user_usage";
                dataType: "number";
                columnType: "PgInteger";
                data: number;
                driverParam: string | number;
                notNull: true;
                hasDefault: true;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            createdAt: drizzle_orm_pg_core.PgColumn<{
                name: "created_at";
                tableName: "promo_user_usage";
                dataType: "date";
                columnType: "PgTimestamp";
                data: Date;
                driverParam: string;
                notNull: true;
                hasDefault: true;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
            updatedAt: drizzle_orm_pg_core.PgColumn<{
                name: "updated_at";
                tableName: "promo_user_usage";
                dataType: "date";
                columnType: "PgTimestamp";
                data: Date;
                driverParam: string;
                notNull: true;
                hasDefault: true;
                isPrimaryKey: false;
                isAutoincrement: false;
                hasRuntimeDefault: false;
                enumValues: undefined;
                baseColumn: never;
                identity: undefined;
                generated: undefined;
            }, {}, {}>;
        };
        dialect: "pg";
    }>;
};
type PromotionsSchema = typeof promotionsSchema;

declare class PromoMigrateError extends Error {
    readonly detail: string;
    readonly name = "PromoMigrateError";
    readonly code: "PROMO_MIGRATE";
    constructor(detail: string);
}
declare function isPromoMigrateError(e: unknown): e is PromoMigrateError;
declare function pushSchema(db: Querier<PromotionsSchema>): Promise<void>;

declare function getPromoByCode(q: Querier<PromotionsSchema>, code: string, vendorId?: string | null): Promise<Promo | null>;

declare function recordRedemption(tx: Transaction<PromotionsSchema>, promoId: string, userId: string | null): Promise<void>;

declare function validatePromo(promo: Promo, ctx: PromoContext): PromoValidation;

export { type DiscountLine, type DiscountResult, type DiscountableCart, type Promo, type PromoContext, type PromoEligibility, type PromoFunder, type PromoKind, PromoMigrateError, PromoQuotaExhaustedError, type PromoRejectReason, type PromoScope, type PromoValidation, PromoValidationError, type PromotionsSchema, applyPromo, getPromoByCode, isPromoMigrateError, isPromoQuotaExhaustedError, isPromoValidationError, promo, promoUserUsage, promotionsSchema, pushSchema, recordRedemption, validatePromo };