/**
 * 终态五名与非终态注记(编码规范 §8.1;语义出处 OS 4.3 / AM 1.3)。
 *
 * 终态由**系统**裁定,封闭枚举,活动与模型不得增删。
 */
import { z } from 'zod';

/** 终态五名 —— 唯一成功终态是 released(放行通过且落地收敛,输出口已发射) */
export const TERMINAL_STATES = ['released', 'blocked', 'stalled', 'exhausted', 'terminated'] as const;
export const terminalStateSchema = z.enum(TERMINAL_STATES);
export type TerminalState = z.infer<typeof terminalStateSchema>;

export const TERMINAL_STATE_LABEL: Readonly<Record<TerminalState, string>> = {
  released: '放行完成',
  blocked: '受阻待人',
  stalled: '停滞熔断',
  exhausted: '预算耗尽',
  terminated: '被终止',
};

/** 触发者 —— OS 4.3 的第三列 */
export const TERMINAL_STATE_TRIGGER: Readonly<Record<TerminalState, string>> = {
  released: '放行卡 + 落地执行',
  blocked: 'Agent 机制申报,或治理台判定',
  stalled: '预算执行器 · 停滞检测',
  exhausted: '预算执行器 · 预算越限',
  terminated: '控制事件 · 终止(含工作流级联)',
};

export function isSuccessTerminal(state: TerminalState): boolean {
  return state === 'released';
}

/* ── 非终态注记(OS 4.3「不是终态」) ─────────────────────────────────── */

/** 驳回:放行卡的环内回转,任务继续 —— redo 按原要求重做 / revise 带意见迭代 */
export const REJECTION_KINDS = ['redo', 'revise'] as const;
export const rejectionKindSchema = z.enum(REJECTION_KINDS);
export type RejectionKind = z.infer<typeof rejectionKindSchema>;

export const REJECTION_KIND_LABEL: Readonly<Record<RejectionKind, string>> = {
  redo: '驳回重做',
  revise: '驳回迭代',
};

/** 控制三语义(OS 06):暂停 = 可恢复冻结 · 叫停 = 负责人紧急中断 · 终止 = 不可恢复关闭 */
export const CONTROL_SEMANTICS = ['pause', 'halt', 'terminate'] as const;
export const controlSemanticSchema = z.enum(CONTROL_SEMANTICS);
export type ControlSemantic = z.infer<typeof controlSemanticSchema>;

export const CONTROL_SEMANTIC_LABEL: Readonly<Record<ControlSemantic, string>> = {
  pause: '暂停',
  halt: '叫停',
  terminate: '终止',
};

/**
 * 任务运行态 —— 与终态分层:终态是收场名,运行态是「此刻在干嘛」。
 * landing-blocked(落地受阻)是运行态不是终态,处置后仍收敛于终态名录(OS 7.3)。
 */
export const TASK_RUNTIME_STATES = [
  'running',
  'awaiting-human',
  'awaiting-event',
  'suspended',
  'landing-blocked',
  'terminal',
] as const;
export const taskRuntimeStateSchema = z.enum(TASK_RUNTIME_STATES);
export type TaskRuntimeState = z.infer<typeof taskRuntimeStateSchema>;

export const TASK_RUNTIME_STATE_LABEL: Readonly<Record<TaskRuntimeState, string>> = {
  running: '运行中',
  'awaiting-human': '等人回传',
  'awaiting-event': '监听中',
  suspended: '已挂起',
  'landing-blocked': '落地受阻',
  terminal: '已终结',
};

/* ── 工作流状态:流内各任务状态的聚合投影(OS 3.2) ──────────────────── */

export const WORKFLOW_STATES = ['running', 'waiting', 'completed', 'terminated', 'abnormal'] as const;
export const workflowStateSchema = z.enum(WORKFLOW_STATES);
export type WorkflowState = z.infer<typeof workflowStateSchema>;

export const WORKFLOW_STATE_LABEL: Readonly<Record<WorkflowState, string>> = {
  running: '运行中',
  waiting: '等待中',
  completed: '已完成',
  terminated: '已终止',
  abnormal: '异常',
};

/* ── 归侧四标签(OS 8.1):度量的口径来源,零埋点 ─────────────────────── */

export const ATTRIBUTION_SIDES = ['machine', 'human', 'human-verdict', 'world-wait'] as const;
export const attributionSideSchema = z.enum(ATTRIBUTION_SIDES);
export type AttributionSide = z.infer<typeof attributionSideSchema>;

export const ATTRIBUTION_SIDE_LABEL: Readonly<Record<AttributionSide, string>> = {
  machine: '机器产出',
  human: '人产出',
  'human-verdict': '人裁决',
  'world-wait': '世界等待',
};

/* ── 验收分级 L1–L5(AM 10.2) ──────────────────────────────────────── */

export const ACCEPTANCE_LEVELS = ['L1', 'L2', 'L3', 'L4', 'L5'] as const;
export const acceptanceLevelSchema = z.enum(ACCEPTANCE_LEVELS);
export type AcceptanceLevel = z.infer<typeof acceptanceLevelSchema>;

export const ACCEPTANCE_LEVEL_LABEL: Readonly<Record<AcceptanceLevel, string>> = {
  L1: '形式校验 · 引擎自动',
  L2: '机检 · 引擎自动',
  L3: '抽验 · 环内实证',
  L4: '独立评审 · LLM 评审者',
  L5: '人放行 · 责任关',
};

/** L1–L4 是质量关,L5 是责任关 —— 判据全绿只是可提交,完成只出自放行通过 */
export function isResponsibilityGate(level: AcceptanceLevel): boolean {
  return level === 'L5';
}