All files / src/domains/assets/schemas asset-depreciation.schema.ts

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import { Prop, Schema, SchemaFactory } from '@nestjs/mongoose';
import { Document, Schema as MongooseSchema } from 'mongoose';
 
@Schema({ timestamps: true, collection: 'depreciation_schedules' })
export class DepreciationSchedule extends Document {
  @Prop({ required: true, index: true })
  tenantId: string;
 
  @Prop({ type: MongooseSchema.Types.ObjectId, ref: 'Asset', required: true })
  assetId: MongooseSchema.Types.ObjectId;
 
  @Prop({ required: true })
  fiscalYearId: string;
 
  @Prop({ required: true })
  periodNumber: number; // 1 to 12
 
  @Prop({ required: true, default: 0 })
  depreciationAmountMinor: number;
 
  @Prop({ required: true, default: 0 })
  bookValueBeforeMinor: number;
 
  @Prop({ required: true, default: 0 })
  bookValueAfterMinor: number;
 
  @Prop({ default: 'pending' })
  status: string; // 'pending' | 'posted' | 'recalibrated'
}
 
export const DepreciationScheduleSchema = SchemaFactory.createForClass(DepreciationSchedule);
DepreciationScheduleSchema.index({ tenantId: 1, assetId: 1, status: 1 });
 
@Schema({ timestamps: true, collection: 'depreciation_runs' })
export class DepreciationRun extends Document {
  @Prop({ required: true, index: true })
  tenantId: string;
 
  @Prop({ required: true })
  runNumber: string; // e.g. "DEP-2026-07"
 
  @Prop({ required: true })
  fiscalYearId: string;
 
  @Prop({ required: true })
  periodNumber: number;
 
  @Prop({ required: true, default: 0 })
  totalDepreciationMinor: number;
 
  @Prop({ default: 'draft' })
  status: string; // 'draft' | 'posting_ready' | 'posted' | 'failed'
 
  @Prop({ default: null })
  postedAt?: Date;
 
  @Prop({ default: null })
  postedBy?: string;
}
 
export const DepreciationRunSchema = SchemaFactory.createForClass(DepreciationRun);
DepreciationRunSchema.index({ tenantId: 1, runNumber: 1 }, { unique: true });
 
@Schema({ timestamps: true, collection: 'asset_disposals' })
export class AssetDisposal extends Document {
  @Prop({ required: true, index: true })
  tenantId: string;
 
  @Prop({ type: MongooseSchema.Types.ObjectId, ref: 'Asset', required: true })
  assetId: MongooseSchema.Types.ObjectId;
 
  @Prop({ required: true })
  disposalType: string; // 'Sale' | 'Scrap' | 'Write-off' | 'Donation'
 
  @Prop({ required: true, default: () => new Date() })
  disposalDate: Date;
 
  @Prop({ required: true, default: 0 })
  proceedsMinor: number; // Sale price or recovery value
 
  @Prop({ required: true, default: 0 })
  netBookValueMinor: number; // NBV at time of disposal
 
  @Prop({ required: true, default: 0 })
  gainLossMinor: number; // Proceeds - NetBookValue (positive = gain, negative = loss)
 
  @Prop({ default: 'pending_posting' })
  status: string; // 'pending_posting' | 'completed' | 'cancelled'
}
 
export const AssetDisposalSchema = SchemaFactory.createForClass(AssetDisposal);
AssetDisposalSchema.index({ tenantId: 1, assetId: 1 });