import type { Datum, DataMetaMap } from '../schema';
export declare type StructureDisplayType = 'phrase' | 'paragraph';
/**
 * @description narrative structure
 * @example Structure[] like bellow:
 * [
 *    { template: "system &{s1}, includes &{s2} .", displayType: "paragraph" },
 * ]
 */
export declare type Structure = {
    /** template string, use &{} reference structure template id */
    template: string;
    /**
     * template display as
     * default is phrase
     */
    displayType?: StructureDisplayType;
};
/**
 * @description structure template
 * @example StructureTemp[] like bellow:
 * [
 *    { templateId: s1, template: "&{s1}", variableId: "var2" },
 *    { templateId: s2, template: 'user ${name}, ${age[metric_name]} is ${age}', variableId: 'var1', displayType: 'phrase', separator: ', ' }
 * ]
 */
export declare type StructureTemp = {
    templateId: string;
    /** template string, use ${} reference variable */
    template: string;
    /**
     * template display as
     * default is phrase
     */
    displayType?: StructureDisplayType;
    /** link symbol when variable is looping */
    separator?: string;
    /** variable used in template */
    variableId?: string;
};
/**
 * @description variable info map
 * @example Variable[] like bellow:
 *  [
 *    {
 *        variableId: "var1",
 *        dataValue: [{ name: "x", age: 12 }, { name: "y", age: 18 }],
 *        dataMetaMap: {
 *           name: { entityType: "dim_value", name: "name" },
 *           age: { entityType: "metric_value", name: "age" },
 *        }
 *     },
 *    {
 *        variableId: "var2",
 *        // can used for constants
 *        dataValue: { systemName: "github" },
 *    }
 *  ]
 */
export declare type Variable = {
    variableId: string;
    dataValue: Datum | Datum[];
    dataMetaMap?: DataMetaMap;
};
export declare type VariableMap = Record<string, // variableId
Variable>;