All files / src/platform/workflows/schemas workflow.schema.ts

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import { Prop, Schema, SchemaFactory } from '@nestjs/mongoose';
import { Document, Schema as MongooseSchema } from 'mongoose';
 
// ============================================================
// WORKFLOW DEFINITION
// ============================================================
@Schema({ timestamps: true, collection: 'workflow_definitions' })
export class WorkflowDefinition extends Document {
  @Prop({ required: true, index: true })
  tenantId: string;
 
  @Prop({ required: true })
  name: string;
 
  @Prop({ default: null })
  description: string;
 
  @Prop({ required: true })
  triggerType: string; // 'EVENT' | 'SCHEDULED' | 'MANUAL' | 'WEBHOOK' | 'RECORD_CREATED' | 'RECORD_UPDATED' | 'FIELD_CHANGED'
 
  @Prop({ default: null })
  eventKey: string; // e.g. 'platform.invoice.created.v1'
 
  @Prop({ default: null })
  cron: string; // cron expression if scheduled
 
  @Prop({ default: false })
  isActive: boolean;
 
  @Prop({ default: 'DRAFT', index: true })
  status: string; // 'DRAFT' | 'PUBLISHED'
 
  @Prop({ default: 1 })
  version: number;
 
  @Prop({ default: 100 })
  maxNodes: number;
 
  @Prop({ default: 300000 }) // 5 minutes
  maxExecutionDurationMs: number;
 
  @Prop({ default: null })
  createdBy: string;
}
export const WorkflowDefinitionSchema =
  SchemaFactory.createForClass(WorkflowDefinition);
WorkflowDefinitionSchema.index({ tenantId: 1, triggerType: 1 });
 
// ============================================================
// WORKFLOW NODE — individual steps within a workflow
// ============================================================
@Schema({ timestamps: true, collection: 'workflow_nodes' })
export class WorkflowNode extends Document {
  @Prop({ required: true, index: true })
  workflowDefinitionId: string;
 
  @Prop({ required: true })
  nodeId: string; // Unique within workflow, e.g. 'node_1'
 
  @Prop({ required: true })
  type: string; // 'CONDITION' | 'BRANCH' | 'DELAY' | 'NOTIFICATION' | 'APPROVAL_REQUEST' | 'CREATE_RECORD' | 'UPDATE_RECORD' | 'CREATE_TASK' | 'HTTP_WEBHOOK' | 'TRANSFORM_DATA' | 'STOP'
 
  @Prop({ type: MongooseSchema.Types.Mixed, default: {} })
  config: any; // Node-specific configuration
}
export const WorkflowNodeSchema = SchemaFactory.createForClass(WorkflowNode);
 
// ============================================================
// WORKFLOW CONNECTION — edges between nodes
// ============================================================
@Schema({ timestamps: true, collection: 'workflow_connections' })
export class WorkflowConnection extends Document {
  @Prop({ required: true, index: true })
  workflowDefinitionId: string;
 
  @Prop({ required: true })
  fromNodeId: string;
 
  @Prop({ required: true })
  toNodeId: string;
 
  @Prop({ default: null })
  conditionExpression: string; // Safe expression for conditional routing
}
export const WorkflowConnectionSchema =
  SchemaFactory.createForClass(WorkflowConnection);
 
// ============================================================
// WORKFLOW EXECUTION — runtime instance
// ============================================================
@Schema({ timestamps: true, collection: 'workflow_executions' })
export class WorkflowExecution extends Document {
  @Prop({ required: true, index: true })
  workflowDefinitionId: string;
 
  @Prop({ required: true, index: true })
  tenantId: string;
 
  @Prop({ required: true, default: 'RUNNING', index: true })
  status: string; // 'RUNNING' | 'COMPLETED' | 'FAILED' | 'TIMED_OUT' | 'CANCELLED'
 
  @Prop({ default: null })
  error: string;
 
  @Prop({ default: null })
  correlationId: string;
 
  @Prop({ type: MongooseSchema.Types.Mixed, default: {} })
  triggerPayload: any;
 
  @Prop({ default: null })
  startedAt: Date;
 
  @Prop({ default: null })
  completedAt: Date;
}
export const WorkflowExecutionSchema =
  SchemaFactory.createForClass(WorkflowExecution);
 
// ============================================================
// WORKFLOW EXECUTION STEP — per-node runtime log
// ============================================================
@Schema({ timestamps: true, collection: 'workflow_execution_steps' })
export class WorkflowExecutionStep extends Document {
  @Prop({ required: true, index: true })
  executionId: string;
 
  @Prop({ required: true })
  nodeId: string;
 
  @Prop({ required: true, default: 'PENDING' })
  status: string; // 'PENDING' | 'RUNNING' | 'COMPLETED' | 'FAILED' | 'SKIPPED'
 
  @Prop({ default: 0 })
  executionTimeMs: number;
 
  @Prop({ type: MongooseSchema.Types.Mixed, default: null })
  output: any;
 
  @Prop({ default: null })
  error: string;
}
export const WorkflowExecutionStepSchema = SchemaFactory.createForClass(
  WorkflowExecutionStep,
);