import { Context } from "koa";
import { ExtractFieldDecoded, Field } from "sealious";
import { SimpleInput } from "../controls/controls.js";
import { FormDataValue } from "../form-types.js";
import { FieldParseResult, FormField, FormFieldValidationResponse } from "./field.js";
import { ExtractedFieldInfo } from "../../utils/extract-fields-from-collection.js";
export declare class CollectionField<F extends Field<any>, Required extends boolean> extends FormField<Required, ExtractFieldDecoded<F> | null, SimpleInput> {
    sealiousField: F;
    constructor(required: Required, sealiousField: F);
    predicate: (v: unknown, w: unknown) => {
        readonly match: true;
        readonly wildcard: unknown;
    };
    parse(ctx: Context, raw_value: FormDataValue): Promise<FieldParseResult<ExtractFieldDecoded<F> | null>>;
    isValueValid(ctx: Context, value: ExtractFieldDecoded<F>): Promise<FormFieldValidationResponse>;
    getEmptyValue(): ExtractFieldDecoded<F>;
    getControl(): SimpleInput;
    generateFieldDeclaration(field_info: ExtractedFieldInfo, vars: {
        form_field_types: string;
        sealious_field: string;
    }): string;
}