feat(plugin): 评估量表 WASM 编译通过 — 170KB cdylib 组件
- wasm32-unknown-unknown target 编译成功 - 插件通过 API upload/install 注册，无需手动配置
This commit is contained in:
iven
437
crates/erp-points/src/service/account_service.rs
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437
crates/erp-points/src/service/account_service.rs
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@@ -0,0 +1,437 @@
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//! 积分账户 Service — 获取/创建账户、积分获取、流水查询、积分统计
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use chrono::{Duration, Utc};
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use sea_orm::entity::prelude::*;
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use sea_orm::sea_query::Expr;
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use sea_orm::{ActiveValue::Set, TransactionTrait};
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use uuid::Uuid;
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use erp_core::audit::AuditLog;
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use erp_core::audit_service;
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use erp_core::events::DomainEvent;
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use erp_core::types::PaginatedResponse;
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use crate::dto::points_dto::*;
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use crate::entity::{points_account, points_rule, points_transaction};
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use crate::error::{PointsError, PointsResult};
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use crate::state::PointsState;
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// ---------------------------------------------------------------------------
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// 内部辅助：获取或创建账户
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// ---------------------------------------------------------------------------
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/// 获取或创建患者的积分账户（支持事务和非事务连接）
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pub(crate) async fn get_or_create_account<C: sea_orm::ConnectionTrait>(
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db: &C,
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tenant_id: Uuid,
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patient_id: Uuid,
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) -> PointsResult<points_account::Model> {
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if let Some(acc) = points_account::Entity::find()
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.filter(points_account::Column::TenantId.eq(tenant_id))
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.filter(points_account::Column::PatientId.eq(patient_id))
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.filter(points_account::Column::DeletedAt.is_null())
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.one(db)
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.await?
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{
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return Ok(acc);
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}
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let now = Utc::now();
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let active = points_account::ActiveModel {
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id: Set(Uuid::now_v7()),
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tenant_id: Set(tenant_id),
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patient_id: Set(patient_id),
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balance: Set(0),
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total_earned: Set(0),
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total_spent: Set(0),
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total_expired: Set(0),
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version: Set(1),
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created_at: Set(now),
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updated_at: Set(now),
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created_by: Set(None),
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updated_by: Set(None),
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deleted_at: Set(None),
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};
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Ok(active.insert(db).await?)
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}
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// ---------------------------------------------------------------------------
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// 积分账户
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// ---------------------------------------------------------------------------
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/// 获取患者积分账户
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pub async fn get_account(
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state: &PointsState,
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tenant_id: Uuid,
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patient_id: Uuid,
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) -> PointsResult<PointsAccountResp> {
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let acc = get_or_create_account(&state.db, tenant_id, patient_id).await?;
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Ok(PointsAccountResp {
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id: acc.id,
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patient_id: acc.patient_id,
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balance: acc.balance,
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total_earned: acc.total_earned,
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total_spent: acc.total_spent,
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total_expired: acc.total_expired,
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created_at: acc.created_at,
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updated_at: acc.updated_at,
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version: acc.version,
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})
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}
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// ---------------------------------------------------------------------------
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// 积分获取（事件触发）
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// ---------------------------------------------------------------------------
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/// 核心方法：根据事件类型给患者加积分
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pub async fn earn_points(
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state: &PointsState,
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tenant_id: Uuid,
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patient_id: Uuid,
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event_type: &str,
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operator_id: Option<Uuid>,
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) -> PointsResult<PointsTransactionResp> {
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// 1. 查找匹配规则
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let rule = points_rule::Entity::find()
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.filter(points_rule::Column::TenantId.eq(tenant_id))
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.filter(points_rule::Column::EventType.eq(event_type))
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.filter(points_rule::Column::IsActive.eq(true))
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.filter(points_rule::Column::DeletedAt.is_null())
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.one(&state.db)
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.await?
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.ok_or_else(|| PointsError::Validation(format!("无匹配的积分规则: {}", event_type)))?;
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// 2. 先获取/创建账户（需要 account_id 来做日上限查询）
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let acc = get_or_create_account(&state.db, tenant_id, patient_id).await?;
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// 3. 检查每日上限（用 account.id 而非 patient_id）
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if rule.daily_cap > 0 {
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let today = Utc::now().date_naive();
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let today_start = today.and_hms_opt(0, 0, 0).unwrap().and_utc();
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let earned_today: i32 = points_transaction::Entity::find()
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.filter(points_transaction::Column::TenantId.eq(tenant_id))
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.filter(points_transaction::Column::AccountId.eq(acc.id))
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.filter(points_transaction::Column::TransactionType.eq("earn"))
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.filter(points_transaction::Column::RuleId.eq(rule.id))
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.filter(points_transaction::Column::CreatedAt.gte(today_start))
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.all(&state.db)
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.await?
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.iter()
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.map(|t| t.amount)
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.sum();
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if earned_today + rule.points_value > rule.daily_cap {
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return Err(PointsError::Validation("今日该渠道积分已达上限".into()));
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}
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}
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// 4. 在事务中执行积分获取
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let txn = state.db.begin().await?;
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// 重新读取账户以获取最新 version（事务内）
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let acc = points_account::Entity::find_by_id(acc.id)
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.one(&txn)
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.await?
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.ok_or(PointsError::Validation("积分账户不存在".into()))?;
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// 使用数据库级 CAS 防止并发赚取导致余额丢失
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let now = Utc::now();
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let expires_at = now + Duration::days(365); // 12 个月过期
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// 写入流水
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let txn_record = points_transaction::ActiveModel {
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id: Set(Uuid::now_v7()),
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tenant_id: Set(tenant_id),
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account_id: Set(acc.id),
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transaction_type: Set("earn".to_string()),
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amount: Set(rule.points_value),
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remaining_amount: Set(rule.points_value),
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status: Set("active".to_string()),
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expires_at: Set(Some(expires_at)),
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balance_after: Set(acc.balance + rule.points_value),
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rule_id: Set(Some(rule.id)),
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order_id: Set(None),
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description: Set(Some(format!("{}: +{}", rule.name, rule.points_value))),
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created_at: Set(now),
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updated_at: Set(now),
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created_by: Set(operator_id),
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updated_by: Set(operator_id),
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deleted_at: Set(None),
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version: Set(1),
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};
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let inserted = txn_record.insert(&txn).await?;
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// CAS 更新账户余额：基于 version 字段防止并发覆盖
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let cas_result = points_account::Entity::update_many()
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.col_expr(
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points_account::Column::Balance,
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Expr::col(points_account::Column::Balance).add(rule.points_value),
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)
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.col_expr(
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points_account::Column::TotalEarned,
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Expr::col(points_account::Column::TotalEarned).add(rule.points_value),
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)
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.col_expr(points_account::Column::UpdatedAt, Expr::value(now))
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.col_expr(points_account::Column::UpdatedBy, Expr::value(operator_id))
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.col_expr(
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points_account::Column::Version,
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Expr::col(points_account::Column::Version).add(1),
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)
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.filter(points_account::Column::Id.eq(acc.id))
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.filter(points_account::Column::Version.eq(acc.version))
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.exec(&txn)
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.await?;
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if cas_result.rows_affected == 0 {
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txn.rollback().await?;
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return Err(PointsError::VersionMismatch);
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}
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txn.commit().await?;
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audit_service::record(
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AuditLog::new(tenant_id, operator_id, "points.earned", "points_transaction")
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.with_resource_id(inserted.id),
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&state.db,
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).await;
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state.event_bus.publish(
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DomainEvent::new(crate::event::POINTS_EARNED, tenant_id, erp_core::events::build_event_payload(serde_json::json!({
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"transaction_id": inserted.id, "account_id": inserted.account_id,
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"amount": inserted.amount, "balance_after": inserted.balance_after,
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}))),
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&state.db,
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).await;
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Ok(PointsTransactionResp {
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id: inserted.id,
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account_id: inserted.account_id,
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transaction_type: inserted.transaction_type,
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amount: inserted.amount,
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remaining_amount: inserted.remaining_amount,
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status: inserted.status,
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expires_at: inserted.expires_at,
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balance_after: inserted.balance_after,
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description: inserted.description,
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created_at: inserted.created_at,
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})
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}
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// ---------------------------------------------------------------------------
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// 积分流水查询
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// ---------------------------------------------------------------------------
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/// 查询积分流水（分页）
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pub async fn list_transactions(
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state: &PointsState,
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tenant_id: Uuid,
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patient_id: Uuid,
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page: u64,
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page_size: u64,
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) -> PointsResult<PaginatedResponse<PointsTransactionResp>> {
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let acc = get_or_create_account(&state.db, tenant_id, patient_id).await?;
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let limit = page_size.min(100);
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let offset = page.saturating_sub(1) * limit;
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let query = points_transaction::Entity::find()
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.filter(points_transaction::Column::TenantId.eq(tenant_id))
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.filter(points_transaction::Column::AccountId.eq(acc.id));
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let total = query.clone().count(&state.db).await?;
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let models = query
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.order_by_desc(points_transaction::Column::CreatedAt)
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.offset(offset)
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.limit(limit)
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.all(&state.db)
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.await?;
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let total_pages = total.div_ceil(limit.max(1));
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let data = models.into_iter().map(|m| PointsTransactionResp {
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id: m.id, account_id: m.account_id, transaction_type: m.transaction_type,
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amount: m.amount, remaining_amount: m.remaining_amount,
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status: m.status, expires_at: m.expires_at,
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balance_after: m.balance_after, description: m.description,
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created_at: m.created_at,
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}).collect();
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Ok(PaginatedResponse { data, total, page, page_size: limit, total_pages })
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}
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// ---------------------------------------------------------------------------
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// 积分统计 — 管理端
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// ---------------------------------------------------------------------------
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/// 管理端：积分统计汇总
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pub async fn get_points_statistics(
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state: &PointsState,
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tenant_id: Uuid,
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) -> PointsResult<PointsStatisticsResp> {
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use sea_orm::FromQueryResult;
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#[derive(Debug, FromQueryResult)]
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struct AggRow {
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total_issued: Option<i64>,
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total_spent: Option<i64>,
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total_expired: Option<i64>,
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active_accounts: Option<i64>,
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}
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#[derive(Debug, FromQueryResult)]
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struct TopEarnerRow {
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id: Uuid,
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patient_id: Uuid,
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total_earned: Option<i32>,
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}
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// 聚合查询：总发放/总消费/总过期/活跃账户数
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let agg_sql = r#"
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SELECT
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COALESCE(SUM(total_earned), 0) AS total_issued,
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COALESCE(SUM(total_spent), 0) AS total_spent,
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COALESCE(SUM(total_expired), 0) AS total_expired,
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COUNT(*) AS active_accounts
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FROM points_account
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WHERE tenant_id = $1 AND deleted_at IS NULL
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"#;
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let agg = AggRow::find_by_statement(
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sea_orm::Statement::from_sql_and_values(
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sea_orm::DatabaseBackend::Postgres,
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agg_sql,
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[tenant_id.into()],
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),
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)
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.one(&state.db)
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.await?
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.unwrap_or(AggRow {
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total_issued: Some(0),
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total_spent: Some(0),
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total_expired: Some(0),
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active_accounts: Some(0),
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});
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// Top 10 积分获取者
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let top_sql = r#"
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SELECT id, patient_id, total_earned
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FROM points_account
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WHERE tenant_id = $1 AND deleted_at IS NULL
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ORDER BY total_earned DESC
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LIMIT 10
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"#;
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let top_rows = TopEarnerRow::find_by_statement(
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sea_orm::Statement::from_sql_and_values(
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sea_orm::DatabaseBackend::Postgres,
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top_sql,
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[tenant_id.into()],
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),
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)
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.all(&state.db)
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.await?;
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let top_earners = top_rows.into_iter().map(|r| TopEarner {
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account_id: r.id,
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patient_id: r.patient_id,
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total_earned: r.total_earned.unwrap_or(0),
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}).collect();
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Ok(PointsStatisticsResp {
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total_issued: agg.total_issued.unwrap_or(0),
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total_spent: agg.total_spent.unwrap_or(0),
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total_expired: agg.total_expired.unwrap_or(0),
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active_accounts: agg.active_accounts.unwrap_or(0),
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top_earners,
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})
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}
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// ---------------------------------------------------------------------------
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// 积分过期清理
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// ---------------------------------------------------------------------------
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/// 扫描已过期的 earn 交易，扣减账户余额，更新 total_expired。
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/// 返回处理的过期交易数量。
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pub async fn expire_points(
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db: &sea_orm::DatabaseConnection,
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event_bus: &erp_core::events::EventBus,
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) -> PointsResult<u64> {
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let now = Utc::now();
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// 查找所有已过期但未标记 expired 的 earn 交易
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let expired_txns: Vec<points_transaction::Model> = points_transaction::Entity::find()
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.filter(points_transaction::Column::TransactionType.eq("earn"))
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.filter(points_transaction::Column::Status.eq("active"))
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.filter(points_transaction::Column::ExpiresAt.is_not_null())
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.filter(points_transaction::Column::ExpiresAt.lt(now))
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.filter(points_transaction::Column::DeletedAt.is_null())
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.filter(points_transaction::Column::RemainingAmount.gt(0))
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.all(db)
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.await?;
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if expired_txns.is_empty() {
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return Ok(0);
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}
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let tenant_id = expired_txns.first().map(|t| t.tenant_id).unwrap_or_default();
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let mut processed: u64 = 0;
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for txn in expired_txns {
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let txn_id = txn.id;
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let account_id = txn.account_id;
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let remaining = txn.remaining_amount;
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let txn_result = db
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.transaction::<_, (), PointsError>(|txn_db| {
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Box::pin(async move {
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// 标记交易为 expired
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let mut active_txn: points_transaction::ActiveModel = txn.into();
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active_txn.status = Set("expired".to_string());
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active_txn.remaining_amount = Set(0);
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active_txn.version = Set(active_txn.version.unwrap() + 1);
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active_txn.updated_at = Set(Utc::now());
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active_txn.update(txn_db).await?;
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// 扣减账户余额，更新 total_expired
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let account = points_account::Entity::find_by_id(account_id)
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.one(txn_db)
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.await?
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.ok_or_else(|| PointsError::Validation("积分账户不存在".to_string()))?;
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let new_balance = (account.balance - remaining).max(0);
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let new_expired = account.total_expired + remaining;
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let mut active_account: points_account::ActiveModel = account.into();
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active_account.balance = Set(new_balance);
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active_account.total_expired = Set(new_expired);
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||||
active_account.version = Set(active_account.version.unwrap() + 1);
|
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active_account.updated_at = Set(Utc::now());
|
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let expected_ver: i32 = match &active_account.version {
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sea_orm::ActiveValue::Unchanged(v) | sea_orm::ActiveValue::Set(v) => *v,
|
||||
_ => 0,
|
||||
};
|
||||
let _next_ver = erp_core::error::check_version(expected_ver, expected_ver)?;
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||||
active_account.update(txn_db).await?;
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||||
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Ok(())
|
||||
})
|
||||
})
|
||||
.await;
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||||
|
||||
match txn_result {
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||||
Ok(()) => {
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||||
processed += 1;
|
||||
tracing::debug!(txn_id = %txn_id, remaining = remaining, "积分过期处理完成");
|
||||
}
|
||||
Err(e) => {
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||||
tracing::warn!(txn_id = %txn_id, error = %e, "积分过期处理失败，跳过");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if processed > 0 {
|
||||
tracing::info!(count = processed, "积分过期清理完成");
|
||||
let event = erp_core::events::DomainEvent::new(
|
||||
crate::event::POINTS_EXPIRED,
|
||||
tenant_id,
|
||||
erp_core::events::build_event_payload(serde_json::json!({ "expired_count": processed })),
|
||||
);
|
||||
event_bus.publish(event, db).await;
|
||||
}
|
||||
|
||||
Ok(processed)
|
||||
}
|
||||
Reference in New Issue
Block a user