/**
 * OmniCard AI (CRMmp) - 智能移动销售工作台业务逻辑与状态机 (Sales Workplace Hub)
 * 严格遵循 AGENTS.md 规范与 uts 强类型设计
 */

import {
  CardProfile,
  LeadEntity,
  WorkplaceKpi,
  WorkplaceOverviewResult,
  WorkplaceRadarItem,
} from '../../../common/types.uts';
import {
  fetchCardQrcodeSvg,
  fetchOwnerCardPage,
  fetchOwnerLeadPage,
  fetchWorkplaceOverview,
} from '../../../common/api.uts';
import { getCurrentLocale } from '../../../common/locale.uts';

export interface WorkplaceState {
  loading: boolean;
  errorMessage: string;
  activeCard: CardProfile | null;
  cardList: CardProfile[];
  activeQrSvg: string;
  activeShareUrl: string;
  kpis: WorkplaceKpi;
  hotRadarItem: WorkplaceRadarItem | null;
  recentLeads: LeadEntity[];
  radarOnline: boolean;
}

export function createWorkplaceState(): WorkplaceState {
  return {
    loading: true,
    errorMessage: '',
    activeCard: null,
    cardList: [],
    activeQrSvg: '',
    activeShareUrl: '',
    kpis: {
      tapCount: 0,
      viewCount: 0,
      newLeadCount: 0,
      conversionRate: 0,
      tapDelta: 0,
      viewDelta: 0,
      newLeadDelta: 0,
    },
    hotRadarItem: null,
    recentLeads: [],
    radarOnline: true,
  };
}

export async function loadWorkplaceData(state: WorkplaceState): Promise<void> {
  state.loading = true;
  state.errorMessage = '';

  try {
    // 1. 并行获取工作台概览、名片列表、最新待跟进线索
    const overviewPromise = fetchWorkplaceOverview(5).then((data: WorkplaceOverviewResult) => {
      state.radarOnline = true;
      return data;
    }).catch(() => {
      state.radarOnline = false;
      const emptyKpi: WorkplaceKpi = {
        tapCount: 0,
        viewCount: 0,
        newLeadCount: 0,
        conversionRate: 0,
        tapDelta: 0,
        viewDelta: 0,
        newLeadDelta: 0,
      };
      const emptyResult: WorkplaceOverviewResult = {
        kpis: emptyKpi,
        radarFeed: [],
      };
      return emptyResult;
    });

    const cardsPromise = fetchOwnerCardPage({ page: 1, size: 10 }).catch(() => null);
    const leadsPromise = fetchOwnerLeadPage({ page: 1, size: 3 }).catch(() => null);

    const [overview, cardPage, leadPage] = await Promise.all([
      overviewPromise,
      cardsPromise,
      leadsPromise,
    ]);

    // 2. 赋值 KPI 与雷达高光
    if (overview != null && overview.kpis != null) {
      state.kpis = overview.kpis;
    }
    state.hotRadarItem = null;
    if (overview != null && overview.radarFeed != null && overview.radarFeed.length > 0) {
      state.hotRadarItem = overview.radarFeed[0];
    }

    if (leadPage != null && leadPage.list != null) {
      state.recentLeads = leadPage.list;
    } else {
      state.recentLeads = [];
    }

    if (cardPage != null && cardPage.list != null && cardPage.list.length > 0) {
      state.cardList = cardPage.list;
      const published = cardPage.list.find((c: CardProfile) => c.status === 'published');
      state.activeCard = published != null ? published : cardPage.list[0];
    } else {
      state.activeCard = null;
      state.cardList = [];
      state.activeQrSvg = '';
      state.activeShareUrl = '';
    }

    if (state.activeCard != null) {
      state.activeQrSvg = '';
      state.activeShareUrl = '';
      try {
        const slugOrId = state.activeCard!.slug || String(state.activeCard!.id);
        const qrRes = await fetchCardQrcodeSvg(slugOrId);
        if (qrRes != null && qrRes.svg != null && qrRes.svg !== '') {
          state.activeQrSvg = qrRes.svg;
        } else {
          state.activeQrSvg = '';
        }
        if (qrRes != null && qrRes.url != null && qrRes.url !== '') {
          state.activeShareUrl = qrRes.url;
        } else if (state.activeCard!.url != null && state.activeCard!.url !== '') {
          state.activeShareUrl = state.activeCard!.url!;
        }
      } catch (_e) {
        state.activeQrSvg = '';
        state.activeShareUrl = '';
      }
    } else {
      state.activeQrSvg = '';
      state.activeShareUrl = '';
    }
    if (state.activeCard == null && state.recentLeads.length === 0 && state.radarOnline === false) {
      state.errorMessage = resolveWorkplaceText('workplace.load_error');
    }
  } catch (_err) {
    state.errorMessage = resolveWorkplaceText('workplace.load_error');
    state.activeQrSvg = '';
    state.activeShareUrl = '';
  } finally {
    state.loading = false;
  }
}

export function buildPortalPreviewUrl(card: CardProfile): string {
  if (card.slug != null && card.slug !== '') {
    return `/pages/portal/index?slug=${card.slug}&mode=owner`;
  }
  if (card.id != null) {
    return `/pages/portal/index?id=${card.id}&mode=owner`;
  }
  return '/pages/portal/index?mode=owner';
}

export function openCardPreview(card: CardProfile): void {
  uni.navigateTo({
    url: buildPortalPreviewUrl(card),
  });
}

export function openCardQrcode(card: CardProfile): void {
  const targetId = card.slug || String(card.id || '');
  uni.navigateTo({
    url: `/pages/owner/card/qrcode?id=${targetId}`,
  });
}

export function openLeadDetail(leadId: string | number): void {
  uni.navigateTo({
    url: `/pages/owner/leads-detail?id=${leadId}`,
  });
}

export function openRadarPage(): void {
  uni.switchTab({
    url: '/pages/owner/radar',
  });
}

export function openCardsPage(): void {
  uni.switchTab({
    url: '/pages/owner/card/index',
  });
}

export function openLeadsPage(): void {
  uni.switchTab({
    url: '/pages/owner/leads',
  });
}

export function resolveWorkplaceText(key: string, locale?: string): string {
  const targetLocale = locale != null ? locale : getCurrentLocale();
  const isZh = targetLocale.startsWith('zh');

  const dict: Record<string, Record<string, string>> = {
    'workplace.title': {
      zh: '销售工作台',
      en: 'Sales Workplace',
    },
    'workplace.greeting': {
      zh: '今日业务概况与线索跟进',
      en: 'Today business overview & lead follow-up',
    },
    'workplace.radar_active': {
      zh: '雷达在线监测中',
      en: 'Radar Live Active',
    },
    'workplace.quick_showcase': {
      zh: '出示名片',
      en: 'Show Card',
    },
    'workplace.view_portal': {
      zh: '预览微官网',
      en: 'View Micro-Site',
    },
    'workplace.copy_link': {
      zh: '复制直链',
      en: 'Copy Link',
    },
    'workplace.link_copied': {
      zh: '名片直链已复制',
      en: 'Card link copied to clipboard',
    },
    'workplace.nfc_active': {
      zh: 'NFC 展会模式就绪',
      en: 'NFC Business Mode Ready',
    },
    'workplace.kpi_title': {
      zh: '今日数据',
      en: 'Today KPIs',
    },
    'workplace.kpi_taps': {
      zh: '触碰/扫码',
      en: 'Taps & Scans',
    },
    'workplace.kpi_visitors': {
      zh: '官网访客数',
      en: 'Visitors',
    },
    'workplace.kpi_leads': {
      zh: '新增线索',
      en: 'New Leads',
    },
    'workplace.kpi_conversion': {
      zh: '意向转化率',
      en: 'Intent Rate',
    },
    'workplace.radar_pulse_title': {
      zh: '实时访客',
      en: 'Live Visitors',
    },
    'workplace.radar_pulse_desc': {
      zh: '正在深入阅读方案案例，停留超 3 分钟',
      en: 'Deeply exploring cases, stay over 3 mins',
    },
    'workplace.radar_action_whatsapp': {
      zh: '立即联系',
      en: 'Contact Now',
    },
    'workplace.leads_todo_title': {
      zh: '今日待办商机',
      en: 'Actionable Leads',
    },
    'workplace.leads_view_all': {
      zh: '查看全部',
      en: 'View All',
    },
    'workplace.ai_tip_title': {
      zh: '跟进建议',
      en: 'Follow-up Suggestion',
    },
    'workplace.ai_tip_desc': {
      zh: '近期重点客户对解决方案案例关注度上升，建议及时跟进。',
      en: 'Prospect engagement on solution cases is rising. Follow-up recommended.',
    },
    'workplace.primary_cta': {
      zh: '出示名片码',
      en: 'Show Card QR',
    },
    'workplace.qr_empty': {
      zh: '暂无二维码',
      en: 'QR code unavailable',
    },
    'workplace.empty_card': {
      zh: '还没有名片',
      en: 'No card yet',
    },
    'workplace.empty_leads': {
      zh: '今天还没有要跟进的线索',
      en: 'No leads to follow up',
    },
    'workplace.empty_radar': {
      zh: '还没有新的访客',
      en: 'No new visitors',
    },
    'workplace.switch_card': {
      zh: '切换',
      en: 'Switch',
    },
    'workplace.published': {
      zh: '已发布',
      en: 'Published',
    },
    'workplace.load_error': {
      zh: '工作台暂时没加载出来',
      en: 'Workplace could not be loaded',
    },
    'workplace.score': {
      zh: '意向',
      en: 'Intent',
    },
  };

  const item = dict[key];
  if (item != null) {
    return isZh ? item.zh : item.en;
  }
  return key;
}