/**
 * L2 Advanced Layer Primitives Implementation
 *
 * 高级原语实现：协商、教学、协调、聚合、升级、交接、投票、仲裁
 */

import { v4 as uuidv4 } from 'uuid';
import type {
  PrimitiveContext,
  PrimitiveResult,
  NegotiateParams,
  NegotiateResult,
  CounterParams,
  CounterResult,
  TeachParams,
  TeachResult,
  LearnParams,
  LearnResult,
  OrchestrateParams,
  OrchestrateResult,
  ParticipateParams,
  ParticipateResult,
  CollectParams,
  CollectResult,
  ContributeParams,
  ContributeResult,
  EscalateParams,
  EscalateResult,
  HandleParams,
  HandleResult,
  HandoffParams,
  HandoffResult,
  TakeoverParams,
  TakeoverResult,
  VoteInitiateParams,
  VoteInitiateResult,
  VoteCastParams,
  VoteCastResult,
  AppealParams,
  AppealResult,
  JudgeParams,
  JudgeResult,
} from '@clawteam/shared/types';
import type { IL2Primitives } from './interface';

export class L2Primitives implements IL2Primitives {
  private negotiations: Map<string, any> = new Map();
  private teachSessions: Map<string, any> = new Map();
  private workflows: Map<string, any> = new Map();
  private collections: Map<string, any> = new Map();
  private escalations: Map<string, any> = new Map();
  private handoffs: Map<string, any> = new Map();
  private votes: Map<string, any> = new Map();
  private cases: Map<string, any> = new Map();

  // Negotiate
  async negotiatePropose(ctx: PrimitiveContext, params: NegotiateParams): Promise<PrimitiveResult<NegotiateResult>> {
    const negotiationId = uuidv4();
    this.negotiations.set(negotiationId, { ...params, fromBotId: ctx.fromBotId, round: 1, status: 'pending' });
    return { success: true, data: { negotiationId, status: 'pending', round: 1, createdAt: new Date().toISOString() } };
  }

  async negotiateCounter(ctx: PrimitiveContext, params: CounterParams): Promise<PrimitiveResult<CounterResult>> {
    const neg = this.negotiations.get(params.negotiationId);
    if (!neg) return { success: false, error: { code: 'NOT_FOUND', message: 'Negotiation not found' } };
    neg.status = params.action === 'accept' ? 'accepted' : params.action === 'reject' ? 'rejected' : 'countered';
    neg.round++;
    return { success: true, data: { negotiationId: params.negotiationId, status: neg.status, round: neg.round } };
  }

  // Teach
  async teach(ctx: PrimitiveContext, params: TeachParams): Promise<PrimitiveResult<TeachResult>> {
    const sessionId = uuidv4();
    this.teachSessions.set(sessionId, { ...params, fromBotId: ctx.fromBotId, status: 'started' });
    return { success: true, data: { sessionId, status: 'started', startedAt: new Date().toISOString() } };
  }

  async learn(ctx: PrimitiveContext, params: LearnParams): Promise<PrimitiveResult<LearnResult>> {
    const session = this.teachSessions.get(params.sessionId);
    if (!session) return { success: false, error: { code: 'NOT_FOUND', message: 'Session not found' } };
    session.status = params.status;
    return { success: true, data: { sessionId: params.sessionId, completedAt: new Date().toISOString() } };
  }

  // Coordinate
  async orchestrate(ctx: PrimitiveContext, params: OrchestrateParams): Promise<PrimitiveResult<OrchestrateResult>> {
    const workflowId = uuidv4();
    this.workflows.set(workflowId, { ...params, initiatorBotId: ctx.fromBotId, status: 'created' });
    return { success: true, data: { workflowId, status: 'created', createdAt: new Date().toISOString() } };
  }

  async participate(ctx: PrimitiveContext, params: ParticipateParams): Promise<PrimitiveResult<ParticipateResult>> {
    const workflow = this.workflows.get(params.workflowId);
    if (!workflow) return { success: false, error: { code: 'NOT_FOUND', message: 'Workflow not found' } };
    return { success: true, data: { workflowId: params.workflowId, stepId: params.stepId, acknowledged: true } };
  }

  // Aggregate
  async collect(ctx: PrimitiveContext, params: CollectParams): Promise<PrimitiveResult<CollectResult>> {
    const collectionId = uuidv4();
    this.collections.set(collectionId, { ...params, fromBotId: ctx.fromBotId, contributions: [], status: 'collecting' });
    return { success: true, data: { collectionId, status: 'collecting', expectedCount: params.fromBotIds.length, receivedCount: 0, createdAt: new Date().toISOString() } };
  }

  async contribute(ctx: PrimitiveContext, params: ContributeParams): Promise<PrimitiveResult<ContributeResult>> {
    const collection = this.collections.get(params.collectionId);
    if (!collection) return { success: false, error: { code: 'NOT_FOUND', message: 'Collection not found' } };
    const contributionId = uuidv4();
    collection.contributions.push({ id: contributionId, botId: ctx.fromBotId, data: params.data });
    return { success: true, data: { collectionId: params.collectionId, contributionId, contributedAt: new Date().toISOString(), acknowledged: true } };
  }

  // Escalate
  async escalate(ctx: PrimitiveContext, params: EscalateParams): Promise<PrimitiveResult<EscalateResult>> {
    const escalationId = uuidv4();
    this.escalations.set(escalationId, { ...params, fromBotId: ctx.fromBotId, status: 'pending' });
    return { success: true, data: { escalationId, status: 'pending', createdAt: new Date().toISOString() } };
  }

  async handle(ctx: PrimitiveContext, params: HandleParams): Promise<PrimitiveResult<HandleResult>> {
    const escalation = this.escalations.get(params.escalationId);
    if (!escalation) return { success: false, error: { code: 'NOT_FOUND', message: 'Escalation not found' } };
    escalation.status = 'handled';
    escalation.decision = params.decision;
    return { success: true, data: { escalationId: params.escalationId, handledAt: new Date().toISOString(), decision: params.decision.action, acknowledged: true } };
  }

  // Handoff
  async handoff(ctx: PrimitiveContext, params: HandoffParams): Promise<PrimitiveResult<HandoffResult>> {
    const handoffId = uuidv4();
    this.handoffs.set(handoffId, { ...params, fromBotId: ctx.fromBotId, status: 'pending' });
    return { success: true, data: { handoffId, status: 'pending', createdAt: new Date().toISOString() } };
  }

  async takeover(ctx: PrimitiveContext, params: TakeoverParams): Promise<PrimitiveResult<TakeoverResult>> {
    const handoff = this.handoffs.get(params.handoffId);
    if (!handoff) return { success: false, error: { code: 'NOT_FOUND', message: 'Handoff not found' } };
    handoff.status = params.accept ? 'accepted' : 'rejected';
    return { success: true, data: { handoffId: params.handoffId, status: handoff.status, takenOverAt: params.accept ? new Date().toISOString() : undefined } };
  }

  // Vote
  async voteInitiate(ctx: PrimitiveContext, params: VoteInitiateParams): Promise<PrimitiveResult<VoteInitiateResult>> {
    const voteId = uuidv4();
    this.votes.set(voteId, { ...params, initiatorBotId: ctx.fromBotId, status: 'open', ballots: [] });
    return { success: true, data: { voteId, status: 'open', createdAt: new Date().toISOString(), deadline: params.deadline } };
  }

  async voteCast(ctx: PrimitiveContext, params: VoteCastParams): Promise<PrimitiveResult<VoteCastResult>> {
    const vote = this.votes.get(params.voteId);
    if (!vote) return { success: false, error: { code: 'NOT_FOUND', message: 'Vote not found' } };
    vote.ballots.push({ botId: ctx.fromBotId, choices: params.choices });
    return { success: true, data: { voteId: params.voteId, castAt: new Date().toISOString(), acknowledged: true } };
  }

  // Arbitrate
  async appeal(ctx: PrimitiveContext, params: AppealParams): Promise<PrimitiveResult<AppealResult>> {
    const caseId = uuidv4();
    this.cases.set(caseId, { ...params, appellantBotId: ctx.fromBotId, status: 'filed' });
    return { success: true, data: { caseId, status: 'filed', filedAt: new Date().toISOString() } };
  }

  async judge(ctx: PrimitiveContext, params: JudgeParams): Promise<PrimitiveResult<JudgeResult>> {
    const caseData = this.cases.get(params.caseId);
    if (!caseData) return { success: false, error: { code: 'NOT_FOUND', message: 'Case not found' } };
    caseData.status = 'resolved';
    caseData.verdict = params.verdict;
    return { success: true, data: { caseId: params.caseId, judgedAt: new Date().toISOString(), verdict: params.verdict.decision, enforced: true } };
  }
}
