67 lines
2.1 KiB
TypeScript
67 lines
2.1 KiB
TypeScript
import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn, Index } from 'typeorm';
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@Entity('transactions')
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export class Transaction {
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@PrimaryGeneratedColumn({ type: 'bigint', unsigned: true })
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id: number;
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@Column({ type: 'varchar', length: 32, unique: true, comment: '交易流水号（全局唯一）' })
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transaction_no: string;
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@Column({ type: 'bigint', unsigned: true, comment: '账户ID' })
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@Index()
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account_id: number;
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@Column({
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type: 'enum',
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enum: ['user', 'merchant', 'platform'],
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comment: '账户类型'
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})
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account_type: 'user' | 'merchant' | 'platform';
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@Column({ type: 'bigint', unsigned: true, comment: '账户所有者ID' })
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owner_id: number;
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@Column({
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type: 'enum',
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enum: ['income', 'expense'],
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comment: '方向：income-收入/expense-支出'
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})
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direction: 'income' | 'expense';
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@Column({ type: 'decimal', precision: 12, scale: 2, comment: '金额（正数）' })
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amount: number;
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@Column({ type: 'decimal', precision: 12, scale: 2, comment: '交易前余额' })
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balance_before: number;
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@Column({ type: 'decimal', precision: 12, scale: 2, comment: '交易后余额' })
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balance_after: number;
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@Column({ type: 'varchar', length: 50, comment: '交易类型' })
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@Index()
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transaction_type: string;
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@Column({ type: 'varchar', length: 50, comment: '业务类型：order/refund/settlement/cashback/withdraw' })
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business_type: string;
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@Column({ type: 'bigint', unsigned: true, nullable: true, comment: '业务ID（订单ID/提现ID等）' })
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business_id: number;
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@Column({ type: 'varchar', length: 32, nullable: true, comment: '业务单号（订单号/提现单号等）' })
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business_no: string;
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@Column({ type: 'bigint', unsigned: true, nullable: true, comment: '对方账户ID（复式记账关联）' })
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related_account_id: number;
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@Column({ type: 'varchar', length: 500, nullable: true, comment: '备注' })
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remark: string;
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@CreateDateColumn({ comment: '创建时间' })
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@Index()
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created_at: Date;
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}
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@Index(['business_type', 'business_id'])
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export class TransactionIndex {}
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