//! erp-health 随访模板集成测试
//!
//! 验证模板 CRUD + 字段管理、列表过滤、租户隔离、乐观锁。

use erp_health::dto::follow_up_template_dto::*;
use erp_health::service::follow_up_template_service;

use super::test_fixture::TestApp;

fn default_field_req() -> TemplateFieldReq {
    TemplateFieldReq {
        label: "血压".to_string(),
        field_key: "blood_pressure".to_string(),
        field_type: "text".to_string(),
        required: true,
        options: None,
        placeholder: Some("请输入血压值".to_string()),
        validation: None,
        sort_order: 0,
    }
}

fn default_create_req() -> CreateFollowUpTemplateReq {
    CreateFollowUpTemplateReq {
        name: "电话随访模板".to_string(),
        description: Some("标准电话随访".to_string()),
        follow_up_type: "phone".to_string(),
        applicable_scope: None,
        fields: vec![default_field_req()],
    }
}

async fn seed_template(app: &TestApp) -> FollowUpTemplateResp {
    follow_up_template_service::create_template(
        app.health_state(), app.tenant_id(), Some(app.operator_id()),
        default_create_req(),
    )
    .await
    .expect("创建模板应成功")
}

// ---------------------------------------------------------------------------
// 测试 1: 创建模板（含字段）
// ---------------------------------------------------------------------------
#[tokio::test]
async fn test_template_create_with_fields() {
    let app = TestApp::new().await;
    let tmpl = seed_template(&app).await;

    assert_eq!(tmpl.name, "电话随访模板");
    assert_eq!(tmpl.follow_up_type, "phone");
    assert_eq!(tmpl.status, "active");
    assert_eq!(tmpl.fields.len(), 1);
    assert_eq!(tmpl.fields[0].field_key, "blood_pressure");
    assert_eq!(tmpl.version, 1);
}

// ---------------------------------------------------------------------------
// 测试 2: 查询模板（含字段）
// ---------------------------------------------------------------------------
#[tokio::test]
async fn test_template_get_with_fields() {
    let app = TestApp::new().await;
    let tmpl = seed_template(&app).await;

    let fetched = follow_up_template_service::get_template(
        app.health_state(), app.tenant_id(), tmpl.id,
    )
    .await
    .expect("查询应成功");
    assert_eq!(fetched.id, tmpl.id);
    assert_eq!(fetched.fields.len(), 1);
}

// ---------------------------------------------------------------------------
// 测试 3: 更新模板（替换字段）
// ---------------------------------------------------------------------------
#[tokio::test]
async fn test_template_update_replace_fields() {
    let app = TestApp::new().await;
    let tmpl = seed_template(&app).await;

    let updated = follow_up_template_service::update_template(
        app.health_state(), app.tenant_id(), tmpl.id,
        Some(app.operator_id()),
        UpdateFollowUpTemplateReq {
            name: Some("更新后的模板".to_string()),
            fields: Some(vec![
                TemplateFieldReq {
                    label: "体重".to_string(),
                    field_key: "weight".to_string(),
                    field_type: "number".to_string(),
                    required: false,
                    options: None,
                    placeholder: None,
                    validation: None,
                    sort_order: 0,
                },
                TemplateFieldReq {
                    label: "症状".to_string(),
                    field_key: "symptoms".to_string(),
                    field_type: "textarea".to_string(),
                    required: true,
                    options: None,
                    placeholder: None,
                    validation: None,
                    sort_order: 1,
                },
            ]),
            description: None,
            follow_up_type: None,
            applicable_scope: None,
            status: None,
        },
        tmpl.version,
    )
    .await
    .expect("更新应成功");

    assert_eq!(updated.name, "更新后的模板");
    assert_eq!(updated.fields.len(), 2);
    assert_eq!(updated.version, 2);
}

// ---------------------------------------------------------------------------
// 测试 4: 列表过滤
// ---------------------------------------------------------------------------
#[tokio::test]
async fn test_template_list_filter() {
    let app = TestApp::new().await;

    follow_up_template_service::create_template(
        app.health_state(), app.tenant_id(), Some(app.operator_id()),
        CreateFollowUpTemplateReq {
            name: "门诊随访".to_string(),
            follow_up_type: "outpatient".to_string(),
            fields: vec![],
            description: None,
            applicable_scope: None,
        },
    )
    .await
    .unwrap();

    follow_up_template_service::create_template(
        app.health_state(), app.tenant_id(), Some(app.operator_id()),
        default_create_req(),
    )
    .await
    .unwrap();

    // 全量
    let all = follow_up_template_service::list_templates(
        app.health_state(), app.tenant_id(), 1, 20, None, None,
    )
    .await
    .unwrap();
    assert_eq!(all.total, 2);

    // 按类型过滤
    let phone = follow_up_template_service::list_templates(
        app.health_state(), app.tenant_id(), 1, 20,
        Some("phone".to_string()), None,
    )
    .await
    .unwrap();
    assert_eq!(phone.total, 1);
}

// ---------------------------------------------------------------------------
// 测试 5: 软删除（含字段）
// ---------------------------------------------------------------------------
#[tokio::test]
async fn test_template_soft_delete() {
    let app = TestApp::new().await;
    let tmpl = seed_template(&app).await;

    follow_up_template_service::delete_template(
        app.health_state(), app.tenant_id(), tmpl.id,
        Some(app.operator_id()), tmpl.version,
    )
    .await
    .expect("删除应成功");

    let result = follow_up_template_service::get_template(
        app.health_state(), app.tenant_id(), tmpl.id,
    )
    .await;
    assert!(result.is_err(), "软删除后查询应失败");
}

// ---------------------------------------------------------------------------
// 测试 6: 租户隔离
// ---------------------------------------------------------------------------
#[tokio::test]
async fn test_template_tenant_isolation() {
    let app = TestApp::new().await;
    seed_template(&app).await;

    let other_tenant = uuid::Uuid::new_v4();
    let list = follow_up_template_service::list_templates(
        app.health_state(), other_tenant, 1, 20, None, None,
    )
    .await
    .unwrap();
    assert_eq!(list.total, 0, "不同租户不应看到模板");
}

// ---------------------------------------------------------------------------
// 测试 7: 乐观锁冲突
// ---------------------------------------------------------------------------
#[tokio::test]
async fn test_template_version_conflict() {
    let app = TestApp::new().await;
    let tmpl = seed_template(&app).await;

    // 先更新一次
    follow_up_template_service::update_template(
        app.health_state(), app.tenant_id(), tmpl.id,
        Some(app.operator_id()),
        UpdateFollowUpTemplateReq {
            name: Some("第一次".to_string()),
            description: None, follow_up_type: None,
            applicable_scope: None, status: None, fields: None,
        },
        tmpl.version,
    )
    .await
    .unwrap();

    // 用旧 version 再更新应失败
    let result = follow_up_template_service::update_template(
        app.health_state(), app.tenant_id(), tmpl.id,
        Some(app.operator_id()),
        UpdateFollowUpTemplateReq {
            name: Some("冲突".to_string()),
            description: None, follow_up_type: None,
            applicable_scope: None, status: None, fields: None,
        },
        tmpl.version,
    )
    .await;
    assert!(result.is_err(), "乐观锁冲突应返回错误");
}