/**
 * list_tasks tool — Query tasks by status, priority, type, or assignee.
 *
 * Returns a filtered, sorted list of tasks from the vault's task queue.
 * Useful for agents to find work, and for humans to monitor progress.
 */
import { z } from "zod";
import { Vault } from "../vault.js";
import { Config } from "../config.js";
import { TaskStatus, TaskPriority, TaskType } from "../task-schema.js";
export declare const listTasksSchema: {
    status: z.ZodDefault<z.ZodOptional<z.ZodEnum<{
        pending: "pending";
        claimed: "claimed";
        in_progress: "in_progress";
        completed: "completed";
        failed: "failed";
        blocked: "blocked";
        cancelled: "cancelled";
        all: "all";
    }>>>;
    priority: z.ZodDefault<z.ZodOptional<z.ZodEnum<{
        critical: "critical";
        high: "high";
        medium: "medium";
        low: "low";
        all: "all";
    }>>>;
    type: z.ZodDefault<z.ZodOptional<z.ZodEnum<{
        code: "code";
        research: "research";
        writing: "writing";
        maintenance: "maintenance";
        project: "project";
        other: "other";
        all: "all";
    }>>>;
    assignee: z.ZodOptional<z.ZodString>;
    unassigned_only: z.ZodDefault<z.ZodOptional<z.ZodBoolean>>;
    limit: z.ZodDefault<z.ZodOptional<z.ZodNumber>>;
    include_completed: z.ZodDefault<z.ZodOptional<z.ZodBoolean>>;
    project: z.ZodOptional<z.ZodString>;
    exclude_projects: z.ZodDefault<z.ZodOptional<z.ZodBoolean>>;
    tags: z.ZodOptional<z.ZodArray<z.ZodString>>;
};
export declare const listTasksHandler: (vault: Vault, config: Config) => (input: {
    status?: TaskStatus | "all";
    priority?: TaskPriority | "all";
    type?: TaskType | "all";
    assignee?: string;
    unassigned_only?: boolean;
    limit?: number;
    include_completed?: boolean;
    project?: string;
    exclude_projects?: boolean;
    tags?: string[];
}) => Promise<{
    content: {
        type: "text";
        text: string;
    }[];
    isError?: boolean;
}>;
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