import type { Database as DatabaseType } from 'better-sqlite3';
import type { SessionUser } from '../auth.js';
import type { Capability, TeepeeConfig } from '../config.js';
export type UserRole = string;
export type AgentAccessProfile = 'readonly' | 'draft' | 'readwrite' | 'trusted';
export type ChainPolicy = 'none' | 'propose_only' | 'delegate_with_origin_policy';
export interface CommandContext {
    db: DatabaseType;
    config: TeepeeConfig;
    user: SessionUser;
    topicId: number;
    broadcast: (topicId: number, event: object) => void;
    /** Broadcast to all connected clients regardless of topic subscription. */
    broadcastGlobal?: (event: object) => void;
}
export interface CommandResult {
    ok: boolean;
    error?: string;
    systemMessage?: string;
}
export interface CommandDef {
    name: string;
    help: string;
    /** Capability required to execute the command. */
    requiredCapability: Capability;
    /** Validate and execute the command. Params is the raw payload minus `command` and `topicId`. */
    execute(ctx: CommandContext, params: Record<string, any>): CommandResult;
}
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