import { type FunnelValidationDiagnostic } from './diagnosticOutput.js';
export type EmailTemplateVariableType = 'string' | 'number' | 'boolean';
export type EmailEventType = 'email_captured' | 'purchase_completed' | 'registration_completed';
export type EmailSequenceExitEventType = Exclude<EmailEventType, 'email_captured'>;
export type EmailTemplateDraft = {
    subject: string;
    previewText: string | null;
    html: string;
    text: string;
    variables: Record<string, EmailTemplateVariableType>;
};
export type EmailTemplateFile = {
    id: string | null;
    slug: string;
    name: string;
    draft: EmailTemplateDraft;
};
export type EmailSequenceTemplateStep = {
    key: string;
    delaySeconds: number;
    mode: 'template';
    templateVersionId: string;
    variables: Record<string, string | number | boolean>;
    personalizationEnabled?: boolean;
};
export type EmailSequenceDirectStep = {
    key: string;
    delaySeconds: number;
    mode: 'direct';
    subject: string;
    body: string;
};
export type EmailSequenceStep = EmailSequenceTemplateStep | EmailSequenceDirectStep;
export type EmailSequenceDraft = {
    triggerEventType: EmailEventType;
    funnelIds: string[];
    steps: EmailSequenceStep[];
    exitEventTypes: EmailSequenceExitEventType[];
    lifecycleConsentRequired: boolean;
    unsubscribeEnabled: boolean;
};
export type EmailSequenceFile = {
    id: string | null;
    slug: string;
    name: string;
    draft: EmailSequenceDraft;
};
export type EmailFilesResult = {
    valid: boolean;
    diagnostics: FunnelValidationDiagnostic[];
    templates: EmailTemplateFile[];
    sequences: EmailSequenceFile[];
};
export declare function readEmailFiles(sourceDir: string): Promise<EmailFilesResult>;
export declare function writeEmailTemplateFile(sourceDir: string, template: EmailTemplateFile): Promise<void>;
export declare function writeEmailSequenceFile(sourceDir: string, sequence: EmailSequenceFile): Promise<void>;
export declare function writeEmailFiles(input: {
    sourceDir: string;
    templates: EmailTemplateFile[];
    sequences: EmailSequenceFile[];
}): Promise<void>;
export declare function replaceEmailFiles(input: {
    sourceDir: string;
    templates: EmailTemplateFile[];
    sequences: EmailSequenceFile[];
}): Promise<void>;