import { z } from 'zod/v4';
/** Supported currencies. */
export declare const CurrencySchema: z.ZodEnum<{
    USD: "USD";
    EUR: "EUR";
    GBP: "GBP";
    CAD: "CAD";
    AUD: "AUD";
    JPY: "JPY";
    CHF: "CHF";
    TRY: "TRY";
    BRL: "BRL";
    INR: "INR";
}>;
export type Currency = z.infer<typeof CurrencySchema>;
/** Invoice lifecycle states. */
export declare const InvoiceStatusSchema: z.ZodEnum<{
    draft: "draft";
    sent: "sent";
    viewed: "viewed";
    paid: "paid";
    overdue: "overdue";
    cancelled: "cancelled";
    refunded: "refunded";
}>;
export type InvoiceStatus = z.infer<typeof InvoiceStatusSchema>;
/** Accepted payment methods. */
export declare const PaymentMethodSchema: z.ZodEnum<{
    stripe: "stripe";
    paypal: "paypal";
    bank_transfer: "bank_transfer";
    cash: "cash";
    check: "check";
    crypto: "crypto";
    other: "other";
}>;
export type PaymentMethod = z.infer<typeof PaymentMethodSchema>;
/** A single line item on an invoice. */
export declare const LineItemSchema: z.ZodObject<{
    description: z.ZodString;
    quantity: z.ZodNumber;
    unit_price: z.ZodNumber;
    tax_rate: z.ZodDefault<z.ZodNumber>;
    discount_percent: z.ZodDefault<z.ZodNumber>;
    amount: z.ZodNumber;
}, z.core.$strip>;
export type LineItem = z.infer<typeof LineItemSchema>;
/** Summary of a client's payment activity. */
export declare const PaymentHistorySchema: z.ZodObject<{
    total_invoices: z.ZodDefault<z.ZodNumber>;
    paid_invoices: z.ZodDefault<z.ZodNumber>;
    avg_days_to_payment: z.ZodDefault<z.ZodNullable<z.ZodNumber>>;
    late_payment_count: z.ZodDefault<z.ZodNumber>;
    total_revenue: z.ZodDefault<z.ZodNumber>;
}, z.core.$strip>;
export type PaymentHistory = z.infer<typeof PaymentHistorySchema>;
/** Client information. */
export declare const ClientSchema: z.ZodObject<{
    id: z.ZodString;
    name: z.ZodString;
    email: z.ZodString;
    company: z.ZodOptional<z.ZodString>;
    address: z.ZodOptional<z.ZodString>;
    city: z.ZodOptional<z.ZodString>;
    country: z.ZodOptional<z.ZodString>;
    tax_id: z.ZodOptional<z.ZodString>;
    phone: z.ZodOptional<z.ZodString>;
    default_currency: z.ZodOptional<z.ZodEnum<{
        USD: "USD";
        EUR: "EUR";
        GBP: "GBP";
        CAD: "CAD";
        AUD: "AUD";
        JPY: "JPY";
        CHF: "CHF";
        TRY: "TRY";
        BRL: "BRL";
        INR: "INR";
    }>>;
    notes: z.ZodOptional<z.ZodString>;
    payment_history: z.ZodOptional<z.ZodObject<{
        total_invoices: z.ZodDefault<z.ZodNumber>;
        paid_invoices: z.ZodDefault<z.ZodNumber>;
        avg_days_to_payment: z.ZodDefault<z.ZodNullable<z.ZodNumber>>;
        late_payment_count: z.ZodDefault<z.ZodNumber>;
        total_revenue: z.ZodDefault<z.ZodNumber>;
    }, z.core.$strip>>;
    created_at: z.ZodString;
    updated_at: z.ZodString;
}, z.core.$strip>;
export type Client = z.infer<typeof ClientSchema>;
/**
 * Flexible date input: accepts either a date-only string (YYYY-MM-DD)
 * or a full ISO-8601 datetime. Normalises to a full datetime string so
 * downstream code can rely on the strict `.datetime()` format everywhere
 * else. This is deliberately permissive because humans (and LLMs)
 * typically think of invoice dates as "2026-04-15", not
 * "2026-04-15T00:00:00.000Z".
 */
export declare const FlexibleDateSchema: z.ZodPipe<z.ZodString, z.ZodTransform<string, string>>;
/** Full invoice representation. */
export declare const InvoiceSchema: z.ZodObject<{
    id: z.ZodString;
    invoice_number: z.ZodString;
    client_id: z.ZodString;
    client_name: z.ZodString;
    client_email: z.ZodString;
    status: z.ZodDefault<z.ZodEnum<{
        draft: "draft";
        sent: "sent";
        viewed: "viewed";
        paid: "paid";
        overdue: "overdue";
        cancelled: "cancelled";
        refunded: "refunded";
    }>>;
    currency: z.ZodDefault<z.ZodEnum<{
        USD: "USD";
        EUR: "EUR";
        GBP: "GBP";
        CAD: "CAD";
        AUD: "AUD";
        JPY: "JPY";
        CHF: "CHF";
        TRY: "TRY";
        BRL: "BRL";
        INR: "INR";
    }>>;
    line_items: z.ZodArray<z.ZodObject<{
        description: z.ZodString;
        quantity: z.ZodNumber;
        unit_price: z.ZodNumber;
        tax_rate: z.ZodDefault<z.ZodNumber>;
        discount_percent: z.ZodDefault<z.ZodNumber>;
        amount: z.ZodNumber;
    }, z.core.$strip>>;
    subtotal: z.ZodNumber;
    tax_total: z.ZodNumber;
    discount_total: z.ZodNumber;
    total: z.ZodNumber;
    amount_paid: z.ZodDefault<z.ZodNumber>;
    amount_due: z.ZodNumber;
    issue_date: z.ZodString;
    due_date: z.ZodString;
    paid_date: z.ZodNullable<z.ZodString>;
    notes: z.ZodOptional<z.ZodString>;
    terms: z.ZodOptional<z.ZodString>;
    payment_method: z.ZodDefault<z.ZodNullable<z.ZodEnum<{
        stripe: "stripe";
        paypal: "paypal";
        bank_transfer: "bank_transfer";
        cash: "cash";
        check: "check";
        crypto: "crypto";
        other: "other";
    }>>>;
    risk_score: z.ZodDefault<z.ZodNullable<z.ZodNumber>>;
    risk_action: z.ZodDefault<z.ZodNullable<z.ZodString>>;
    reminder_count: z.ZodDefault<z.ZodNumber>;
    last_reminder_at: z.ZodNullable<z.ZodString>;
    created_at: z.ZodString;
    updated_at: z.ZodString;
}, z.core.$strip>;
export type Invoice = z.infer<typeof InvoiceSchema>;
/** Input for creating a new invoice. */
export declare const InvoiceCreateInputSchema: z.ZodObject<{
    client_id: z.ZodString;
    currency: z.ZodOptional<z.ZodEnum<{
        USD: "USD";
        EUR: "EUR";
        GBP: "GBP";
        CAD: "CAD";
        AUD: "AUD";
        JPY: "JPY";
        CHF: "CHF";
        TRY: "TRY";
        BRL: "BRL";
        INR: "INR";
    }>>;
    line_items: z.ZodArray<z.ZodObject<{
        description: z.ZodString;
        quantity: z.ZodNumber;
        unit_price: z.ZodNumber;
        tax_rate: z.ZodOptional<z.ZodNumber>;
        discount_percent: z.ZodOptional<z.ZodNumber>;
    }, z.core.$strip>>;
    issue_date: z.ZodOptional<z.ZodPipe<z.ZodString, z.ZodTransform<string, string>>>;
    due_date: z.ZodOptional<z.ZodPipe<z.ZodString, z.ZodTransform<string, string>>>;
    notes: z.ZodOptional<z.ZodString>;
    terms: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export type InvoiceCreateInput = z.infer<typeof InvoiceCreateInputSchema>;
/** Input for listing/filtering invoices. */
export declare const InvoiceListInputSchema: z.ZodObject<{
    status: z.ZodOptional<z.ZodEnum<{
        draft: "draft";
        sent: "sent";
        viewed: "viewed";
        paid: "paid";
        overdue: "overdue";
        cancelled: "cancelled";
        refunded: "refunded";
    }>>;
    client_id: z.ZodOptional<z.ZodString>;
    min_amount: z.ZodOptional<z.ZodNumber>;
    max_amount: z.ZodOptional<z.ZodNumber>;
    from_date: z.ZodOptional<z.ZodString>;
    to_date: z.ZodOptional<z.ZodString>;
    overdue_only: z.ZodDefault<z.ZodBoolean>;
    limit: z.ZodDefault<z.ZodNumber>;
    offset: z.ZodDefault<z.ZodNumber>;
}, z.core.$strip>;
export type InvoiceListInput = z.infer<typeof InvoiceListInputSchema>;
/** Input for creating a new client. */
export declare const ClientCreateInputSchema: z.ZodObject<{
    name: z.ZodString;
    email: z.ZodString;
    company: z.ZodOptional<z.ZodString>;
    address: z.ZodOptional<z.ZodString>;
    city: z.ZodOptional<z.ZodString>;
    country: z.ZodOptional<z.ZodString>;
    tax_id: z.ZodOptional<z.ZodString>;
    phone: z.ZodOptional<z.ZodString>;
    default_currency: z.ZodOptional<z.ZodEnum<{
        USD: "USD";
        EUR: "EUR";
        GBP: "GBP";
        CAD: "CAD";
        AUD: "AUD";
        JPY: "JPY";
        CHF: "CHF";
        TRY: "TRY";
        BRL: "BRL";
        INR: "INR";
    }>>;
    notes: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export type ClientCreateInput = z.infer<typeof ClientCreateInputSchema>;
/** Risk level classification. */
export declare const RiskLevelSchema: z.ZodEnum<{
    low: "low";
    medium: "medium";
    high: "high";
}>;
export type RiskLevel = z.infer<typeof RiskLevelSchema>;
/** Individual risk factor detail. */
export declare const RiskFactorSchema: z.ZodObject<{
    factor: z.ZodString;
    impact: z.ZodNumber;
    detail: z.ZodString;
}, z.core.$strip>;
export type RiskFactor = z.infer<typeof RiskFactorSchema>;
/** Risk assessment for an invoice. */
export declare const RiskAssessmentSchema: z.ZodObject<{
    invoice_id: z.ZodString;
    risk_score: z.ZodNumber;
    risk_level: z.ZodEnum<{
        low: "low";
        medium: "medium";
        high: "high";
    }>;
    factors: z.ZodArray<z.ZodObject<{
        factor: z.ZodString;
        impact: z.ZodNumber;
        detail: z.ZodString;
    }, z.core.$strip>>;
    recommended_action: z.ZodString;
    next_reminder_date: z.ZodNullable<z.ZodString>;
}, z.core.$strip>;
export type RiskAssessment = z.infer<typeof RiskAssessmentSchema>;
/** Cash flow summary for a given period. */
export declare const CashflowReportSchema: z.ZodObject<{
    period: z.ZodString;
    total_invoiced: z.ZodNumber;
    total_collected: z.ZodNumber;
    total_outstanding: z.ZodNumber;
    total_overdue: z.ZodNumber;
    collection_rate: z.ZodNumber;
    avg_days_to_payment: z.ZodNullable<z.ZodNumber>;
    projected_income_30d: z.ZodNumber;
    by_status: z.ZodRecord<z.ZodString, z.ZodObject<{
        count: z.ZodNumber;
        total: z.ZodNumber;
    }, z.core.$strip>>;
    by_client: z.ZodArray<z.ZodObject<{
        client_name: z.ZodString;
        outstanding: z.ZodNumber;
        overdue: z.ZodNumber;
    }, z.core.$strip>>;
}, z.core.$strip>;
export type CashflowReport = z.infer<typeof CashflowReportSchema>;