Files
hms/crates/erp-workflow/src/entity/task.rs
iven 91ecaa3ed7 feat(workflow): add workflow engine module (Phase 4)
Implement complete workflow engine with BPMN subset support:

Backend (erp-workflow crate):
- Token-driven execution engine with exclusive/parallel gateway support
- BPMN parser with flow graph validation
- Expression evaluator for conditional branching
- Process definition CRUD with draft/publish lifecycle
- Process instance management (start, suspend, terminate)
- Task service (pending, complete, delegate)
- PostgreSQL advisory locks for concurrent safety
- 5 database tables: process_definitions, process_instances,
  tokens, tasks, process_variables
- 13 API endpoints with RBAC protection
- Timeout checker framework (placeholder)

Frontend:
- Workflow page with 4 tabs (definitions, pending, completed, monitor)
- React Flow visual process designer (@xyflow/react)
- Process viewer with active node highlighting
- 3 API client modules for workflow endpoints
- Sidebar menu integration
2026-04-11 09:54:02 +08:00

66 lines
2.0 KiB
Rust

use sea_orm::entity::prelude::*;
use serde::{Deserialize, Serialize};
#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Serialize, Deserialize)]
#[sea_orm(table_name = "tasks")]
pub struct Model {
#[sea_orm(primary_key, auto_increment = false)]
pub id: Uuid,
pub tenant_id: Uuid,
pub instance_id: Uuid,
pub token_id: Uuid,
pub node_id: String,
#[serde(skip_serializing_if = "Option::is_none")]
pub node_name: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
pub assignee_id: Option<Uuid>,
#[serde(skip_serializing_if = "Option::is_none")]
pub candidate_groups: Option<serde_json::Value>,
pub status: String,
#[serde(skip_serializing_if = "Option::is_none")]
pub outcome: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
pub form_data: Option<serde_json::Value>,
#[serde(skip_serializing_if = "Option::is_none")]
pub due_date: Option<DateTimeUtc>,
#[serde(skip_serializing_if = "Option::is_none")]
pub completed_at: Option<DateTimeUtc>,
pub created_at: DateTimeUtc,
pub updated_at: DateTimeUtc,
pub created_by: Uuid,
pub updated_by: Uuid,
#[serde(skip_serializing_if = "Option::is_none")]
pub deleted_at: Option<DateTimeUtc>,
pub version: i32,
}
#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
pub enum Relation {
#[sea_orm(
belongs_to = "super::process_instance::Entity",
from = "Column::InstanceId",
to = "super::process_instance::Column::Id"
)]
ProcessInstance,
#[sea_orm(
belongs_to = "super::token::Entity",
from = "Column::TokenId",
to = "super::token::Column::Id"
)]
Token,
}
impl Related<super::process_instance::Entity> for Entity {
fn to() -> RelationDef {
Relation::ProcessInstance.def()
}
}
impl Related<super::token::Entity> for Entity {
fn to() -> RelationDef {
Relation::Token.def()
}
}
impl ActiveModelBehavior for ActiveModel {}