import type { AbnormalLevel, ModelCategoryId, ModelGrade } from "./modelData";

export type MonitoringRule = {
  id: number;
  ranking: "相符" | "不符";
  ksBand: string;
  psiBand: string;
  dropBand: string;
  abnormal: AbnormalLevel;
  grade: ModelGrade;
  reason: string;
  action: string;
};

export type ThresholdConfig = {
  ks: number;
  psiLow: number;
  psiHigh: number;
  ksDrop: number;
  interventionKs: number;
  interventionPsi: number;
};

export const BASE_THRESHOLDS: ThresholdConfig = {
  ks: 40,
  psiLow: 10,
  psiHigh: 25,
  ksDrop: 20,
  interventionKs: 30,
  interventionPsi: 50,
};

export const CATEGORY_THRESHOLDS: Record<ModelCategoryId, ThresholdConfig | null> = {
  std: null,
  bai: null,
  big: null,
  afd: null,
};

export const MONITORING_RULES: MonitoringRule[] = [
  { id: 1, ranking: "不符", ksBand: "<40%", psiBand: ">10%", dropBand: "无条件", abnormal: "三级", grade: "C", reason: "排序性不符 + KS 偏低 + PSI 偏移", action: "诊断报告，评估模型微调或重构必要性" },
  { id: 2, ranking: "相符", ksBand: "<40%", psiBand: ">25%", dropBand: "无条件", abnormal: "三级", grade: "C", reason: "KS 偏低 + PSI 明显偏移", action: "诊断报告，评估模型微调或重构必要性" },
  { id: 3, ranking: "不符", ksBand: ">=40%", psiBand: ">25%", dropBand: "无条件", abnormal: "二级", grade: "B", reason: "排序性不符、PSI 高", action: "诊断报告；累计升级后评估微调或重构" },
  { id: 4, ranking: "不符", ksBand: ">=40%", psiBand: "10%-25%", dropBand: ">20%", abnormal: "二级", grade: "B", reason: "排序性不符、PSI 中、KS 环比降幅高", action: "诊断报告；累计升级后评估微调或重构" },
  { id: 5, ranking: "不符", ksBand: "<40%", psiBand: "<=10%", dropBand: "无条件", abnormal: "二级", grade: "B", reason: "排序性不符、KS 低", action: "诊断报告；累计升级后评估微调或重构" },
  { id: 6, ranking: "相符", ksBand: "<40%", psiBand: "<=25%", dropBand: "无条件", abnormal: "二级", grade: "B", reason: "KS 低", action: "诊断报告；累计升级后评估微调或重构" },
  { id: 7, ranking: "相符", ksBand: ">=40%", psiBand: ">25%", dropBand: ">20%", abnormal: "二级", grade: "B", reason: "PSI 高、KS 环比降幅高", action: "诊断报告；累计升级后评估微调或重构" },
  { id: 8, ranking: "不符", ksBand: ">=40%", psiBand: "10%-25%", dropBand: "<=20%", abnormal: "一级", grade: "B", reason: "排序性不符 + PSI 轻度偏移", action: "诊断报告" },
  { id: 9, ranking: "不符", ksBand: ">=40%", psiBand: "<=10%", dropBand: "无条件", abnormal: "一级", grade: "B", reason: "排序性不符", action: "诊断报告" },
  { id: 10, ranking: "相符", ksBand: ">=40%", psiBand: ">25%", dropBand: "<=20%", abnormal: "一级", grade: "B", reason: "PSI 明显偏移", action: "诊断报告" },
  { id: 11, ranking: "相符", ksBand: ">=40%", psiBand: "10%-25%", dropBand: "无条件", abnormal: "一级", grade: "B", reason: "PSI 轻度偏移", action: "诊断报告" },
  { id: 12, ranking: "相符", ksBand: ">=40%", psiBand: "<=10%", dropBand: ">20%", abnormal: "一级", grade: "B", reason: "KS 环比下滑明显", action: "诊断报告" },
  { id: 13, ranking: "相符", ksBand: ">=40%", psiBand: "<=10%", dropBand: "<=20%", abnormal: "正常", grade: "A", reason: "各项指标均在阈值内", action: "监控报告" },
];

export const RULE_VERSIONS = [
  { version: "V3", category: "全部大类", author: "管理员 王芳", createdAt: "2026-07-02 10:24", current: true, note: "新增 KS 环比降幅维度" },
  { version: "V2", category: "全部大类", author: "管理员 王芳", createdAt: "2026-03-15 14:08", current: false, note: "PSI 分档由两档改三档" },
  { version: "V1", category: "全部大类", author: "管理员 王芳", createdAt: "2025-11-20 09:41", current: false, note: "初版" },
];

export const PROMPTS = {
  A: {
    name: "监控报告模板（A 等级）",
    text: `你是一名信贷风险模型分析师。请依据平台程序取数的指标，撰写月度模型监控报告。\n\n【硬性要求】\n1. 所有数值只使用给定值，禁止自行计算。\n2. 正文不得出现 A/B/C 等级、判级或评级字样。\n3. 仅撰写监控结论、排序性、KS、PSI 四节。\n4. 语气客观，不做超出数据的推断。\n\n【平台注入变量】\n银行：{{bank}}\n模型名称：{{model_name}}\n模型版本：{{model_ver}}\n模型ID：{{model_id}}\n报告周期：{{period}}\n排序性：{{rank_result}}\nKS：{{ks}}%\nKS 环比降幅：{{ks_drop}}%\nPSI（滚动基准期）：{{psi_roll}}%\n近 6 期趋势：{{trend_6m}}`,
  },
  BC: {
    name: "诊断报告模板（B / C 等级）",
    text: `你是一名信贷风险模型分析师。请依据平台程序取数的指标，撰写月度模型诊断报告。\n\n【硬性要求】\n1. 所有数值只使用给定值，禁止自行计算。\n2. 正文不得出现 A/B/C 等级、判级或评级字样。\n3. 结构包含监控结论、排序性、KS、PSI、IV、CSI、归因与建议。\n4. 归因只能基于命中规则与特征级指标，不得臆测业务原因。\n\n【平台注入变量】\n银行：{{bank}}\n模型名称：{{model_name}}\n模型版本：{{model_ver}}\n模型ID：{{model_id}}\n报告周期：{{period}}\n排序性：{{rank_result}}\nKS：{{ks}}%\nKS 环比降幅：{{ks_drop}}%\nPSI（滚动）：{{psi_roll}}%\n命中规则：{{hit_rule}}\n异常等级：{{ab_level}}\n近 6 个月二级次数：{{lv2_6m}}\n特征级 IV：{{iv_by_feature}}\n特征级 CSI：{{csi_by_feature}}\n各特征分布变化：{{dist_shift}}`,
  },
} as const;

export const PROMPT_VERSIONS = [
  { version: "P5", author: "模型团队 李伟", createdAt: "2026-08-02 15:20", current: true, note: "加入禁止自行计算硬约束" },
  { version: "P4", author: "模型团队 李伟", createdAt: "2026-06-11 10:05", current: false, note: "正文禁止出现等级字样" },
  { version: "P3", author: "模型团队 王芳", createdAt: "2026-04-08 16:48", current: false, note: "归因段落收敛，禁止臆测业务原因" },
];

export const PROMPT_REGRESSION = [
  { sample: "2026-06 江城银行 标准A卡", result: "通过", detail: "数值一致，无等级字样" },
  { sample: "2026-06 通汇银行 标准A卡", result: "通过", detail: "数值一致，归因引用命中规则" },
  { sample: "2026-05 华东银行 反欺诈评分", result: "通过", detail: "—" },
  { sample: "2026-05 南岭银行 白户A卡", result: "待复核", detail: "CSI 表述偏笼统" },
  { sample: "2026-04 云岭银行 标准A卡", result: "通过", detail: "—" },
];

export const TEMPLATE_VERSIONS = [
  { version: "T4", author: "管理员 王芳", createdAt: "2026-08-01 16:30", current: true, note: "诊断报告增加 IV / CSI 段落" },
  { version: "T3", author: "管理员 王芳", createdAt: "2026-05-18 11:12", current: false, note: "隐藏监控结果等级字样" },
  { version: "T2", author: "管理员 王芳", createdAt: "2026-02-09 09:55", current: false, note: "调整排序性图表位置" },
];

export const BANK_REPORT_CONFIG: Record<string, { frequency: string; day: number }> = {
  江城银行: { frequency: "月度", day: 15 },
  滨海银行: { frequency: "月度", day: 15 },
  华东银行: { frequency: "月度", day: 18 },
  南岭银行: { frequency: "季度", day: 15 },
  云岭银行: { frequency: "月度", day: 20 },
  通汇银行: { frequency: "半年度", day: 15 },
  北岸银行: { frequency: "年度", day: 15 },
};