// 护士 · 体检评估与护理方案（ArkTS 严格类型，无 any）
// 接口：GET /care-plans/plans/、GET /care-plans/assessments/
import { promptAction } from '@kit.ArkUI';
import { HdsNavigation, HdsNavigationTitleMode, ScrollEffectType } from '@kit.UIDesignKit';
import { hdsMaterial } from '@hms.hds.hdsMaterial';
import { BusinessError } from '@kit.BasicServicesKit';
import { Page, normalizeError } from '../../common/ApiConstants';
import { api, RequestError } from '../../utils/Request';

interface CarePlan {
  id: number;
  elderly_name: string;
  version: number;
  status: string;
  generation_status: string;
  review_status: string;
  summary: string;
  suggested_care_level: string;
  suggested_care_level_reason: string;
  effective_from: string;
}

interface Assessment {
  id: number;
  elderly_name: string;
  source: string;
  title: string;
  report_date: string;
  ocr_status: string;
  created_at: string;
}

function planStatusLabel(status: string): string {
  if (status === 'draft') {
    return '草稿';
  }
  if (status === 'published') {
    return '已发布';
  }
  return '已取代';
}

function planStatusColor(status: string): string {
  if (status === 'published') {
    return '#34C759';
  }
  if (status === 'draft') {
    return '#FF9500';
  }
  return '#8E8E93';
}

function careLevelLabel(level: string): string {
  if (level === 'self_care') {
    return '自理';
  }
  if (level === 'semi_care') {
    return '半护理';
  }
  if (level === 'full_care') {
    return '全护理';
  }
  if (level === 'special_care') {
    return '特殊护理';
  }
  if (level === 'cognitive_care') {
    return '认知护理';
  }
  if (level === 'intensive_care') {
    return '专护';
  }
  return level || '--';
}

@Entry
@Component
struct NurseCarePlan {
  @State plans: Array<CarePlan> = [];
  @State assessments: Array<Assessment> = [];
  @State loading: boolean = true;
  private scroller: Scroller = new Scroller();

  aboutToAppear(): void {
    this.load();
  }

  private async load(): Promise<void> {
    this.loading = true;
    try {
      const results: Array<Page<CarePlan> | Page<Assessment> | null> = await Promise.all([
        api.get<Page<CarePlan>>('/care-plans/plans/', { page_size: 50 }).catch((): Page<CarePlan> | null => null),
        api.get<Page<Assessment>>('/care-plans/assessments/', { page_size: 50 }).catch((): Page<Assessment> | null => null),
      ]);
      const p = results[0] as Page<CarePlan> | null;
      const a = results[1] as Page<Assessment> | null;
      this.plans = p ? p.results : [];
      this.assessments = a ? a.results : [];
    } catch (err) {
      const message = err instanceof RequestError ? err.message : normalizeError(err as BusinessError | Error);
      promptAction.showToast({ message: message });
    } finally {
      this.loading = false;
    }
  }

  @Builder
  PlanCard(p: CarePlan) {
    Column({ space: 6 }) {
      Row({ space: 8 }) {
        Text(p.elderly_name)
          .fontSize(16)
          .fontWeight(FontWeight.Bold)
          .fontColor($r('app.color.text_primary'))
        Text(`v${p.version}`)
          .fontSize(12)
          .fontColor($r('app.color.text_secondary'))
        Blank()
        Text(planStatusLabel(p.status))
          .fontSize(12)
          .fontColor(planStatusColor(p.status))
      }
      .width('100%')

      Text(careLevelLabel(p.suggested_care_level))
        .fontSize(13)
        .fontColor($r('app.color.accent_blue'))
        .width('100%')

      if (p.summary && p.summary.length > 0) {
        Text(p.summary)
          .fontSize(13)
          .fontColor($r('app.color.text_secondary'))
          .maxLines(2)
          .textOverflow({ overflow: TextOverflow.Ellipsis })
          .width('100%')
      }
    }
    .width('100%')
    .padding(14)
    .backgroundColor($r('app.color.background_card'))
    .borderRadius(12)
    .alignItems(HorizontalAlign.Start)
  }

  @Builder
  AssessmentCard(a: Assessment) {
    Row({ space: 10 }) {
      Column({ space: 4 }) {
        Text(a.elderly_name)
          .fontSize(15)
          .fontWeight(FontWeight.Bold)
          .fontColor($r('app.color.text_primary'))
        Text(`${a.source === 'upload' ? '上传报告' : '人工录入'} · ${a.report_date || '--'}`)
          .fontSize(12)
          .fontColor($r('app.color.text_secondary'))
      }
      .layoutWeight(1)
      .alignItems(HorizontalAlign.Start)
      Text(a.ocr_status === 'succeeded' ? '已解析' : (a.ocr_status === 'pending' ? '解析中' : a.ocr_status || '--'))
        .fontSize(12)
        .fontColor($r('app.color.inactive_tab'))
    }
    .width('100%')
    .padding(14)
    .backgroundColor($r('app.color.background_card'))
    .borderRadius(12)
  }

  build() {
    HdsNavigation() {
      Column() {
        if (this.loading) {
          Text('加载中...')
            .fontSize(15)
            .fontColor($r('app.color.inactive_tab'))
            .margin({ top: 60 })
        } else {
          Scroll(this.scroller) {
            Column({ space: 12 }) {
              Column({ space: 8 }) {
                Text(`护理方案（${this.plans.length}）`)
                  .fontSize(16)
                  .fontWeight(FontWeight.Bold)
                  .fontColor($r('app.color.text_primary'))
                  .width('100%')
                if (this.plans.length === 0) {
                  Text('暂无护理方案')
                    .fontSize(13)
                    .fontColor($r('app.color.text_secondary'))
                    .width('100%')
                    .padding(16)
                    .backgroundColor($r('app.color.background_card'))
                    .borderRadius(12)
                } else {
                  ForEach(this.plans, (p: CarePlan) => {
                    Column() {
                      this.PlanCard(p)
                    }
                    .width('100%')
                  }, (p: CarePlan) => String(p.id))
                }
              }
              .width('100%')
              .alignItems(HorizontalAlign.Start)

              Column({ space: 8 }) {
                Text(`体检评估（${this.assessments.length}）`)
                  .fontSize(16)
                  .fontWeight(FontWeight.Bold)
                  .fontColor($r('app.color.text_primary'))
                  .width('100%')
                if (this.assessments.length === 0) {
                  Text('暂无体检评估')
                    .fontSize(13)
                    .fontColor($r('app.color.text_secondary'))
                    .width('100%')
                    .padding(16)
                    .backgroundColor($r('app.color.background_card'))
                    .borderRadius(12)
                } else {
                  ForEach(this.assessments, (a: Assessment) => {
                    Column() {
                      this.AssessmentCard(a)
                    }
                    .width('100%')
                  }, (a: Assessment) => String(a.id))
                }
              }
              .width('100%')
              .alignItems(HorizontalAlign.Start)
              .margin({ bottom: 20 })
            }
            .width('100%')
            .padding({ left: 16, right: 16, top: 92, bottom: 30 })
          }
          .width('100%')
          .layoutWeight(1)
          .scrollBar(BarState.Auto)
          .edgeEffect(EdgeEffect.Spring)
        }
      }
      .width('100%')
      .height('100%')
    }
    .mode(NavigationMode.Stack)
    .titleBar({
      content: {
        title: {
          mainTitle: '护理方案',
        },
      },
      style: {
        scrollEffectOpts: {
          enableScrollEffect: false,
          scrollEffectType: ScrollEffectType.GRADIENT_BLUR,
        },
        systemMaterialEffect: {
          materialType: hdsMaterial.MaterialType.ADAPTIVE,
          materialLevel: hdsMaterial.MaterialLevel.EXQUISITE,
        },
      },
      avoidLayoutSafeArea: false,
      enableComponentSafeArea: false,
    })
    .bindToScrollable([this.scroller])
    .hideBackButton(false)
    .titleMode(HdsNavigationTitleMode.MINI)
    .ignoreLayoutSafeArea([LayoutSafeAreaType.SYSTEM], [LayoutSafeAreaEdge.TOP, LayoutSafeAreaEdge.BOTTOM])
    .expandSafeArea([SafeAreaType.SYSTEM], [SafeAreaEdge.TOP, SafeAreaEdge.BOTTOM])
    .backgroundColor($r('app.color.background'))
  }
}