70 lines
2.1 KiB
Go
70 lines
2.1 KiB
Go
// 单位换算DAO层
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// 职责：换算规则CRUD、按单位类型和源目标单位查询
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// 紧密耦合：service.UnitConversion、service.Capacity(容量计算换算)
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// 注意：GetByUnits用于容量计算时获取换算系数
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package dao
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import (
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"assets/consts/public"
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"assets/consts/stock"
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entity "assets/model/entity/stock"
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"context"
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"gitea.com/red-future/common/db/mongo"
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"go.mongodb.org/mongo-driver/v2/bson"
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)
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var UnitConversion = new(unitConversion)
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type unitConversion struct{}
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// GetByUnits 根据单位类型和源目标单位查询换算规则
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func (d *unitConversion) GetByUnits(ctx context.Context, unitType stock.CapacityUnitType, fromUnit, toUnit string) (res *entity.UnitConversion, err error) {
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filter := bson.M{
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"unitType": unitType,
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"fromUnit": fromUnit,
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"toUnit": toUnit,
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}
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err = mongo.DB().FindOne(ctx, filter, &res, public.UnitConversionCollection)
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return
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}
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// Insert 插入换算规则
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func (d *unitConversion) Insert(ctx context.Context, conversion *entity.UnitConversion) (ids []interface{}, err error) {
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ids, err = mongo.DB().Insert(ctx, []interface{}{conversion}, public.UnitConversionCollection)
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return
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}
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// Update 更新换算规则
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func (d *unitConversion) Update(ctx context.Context, id *bson.ObjectID, update bson.M) (err error) {
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filter := bson.M{"_id": id}
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updateDoc := bson.M{"$set": update}
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_, err = mongo.DB().Update(ctx, filter, updateDoc, public.UnitConversionCollection)
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return
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}
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// DeleteFake 软删除换算规则
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func (d *unitConversion) DeleteFake(ctx context.Context, id *bson.ObjectID) (err error) {
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filter := bson.M{"_id": id}
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_, err = mongo.DB().DeleteSoft(ctx, filter, public.UnitConversionCollection)
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return
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}
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// List 查询换算规则列表
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func (d *unitConversion) List(ctx context.Context, unitType *stock.CapacityUnitType, fromUnit, toUnit string) (res []entity.UnitConversion, err error) {
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filter := bson.M{}
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if unitType != nil {
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filter["unitType"] = *unitType
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}
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if fromUnit != "" {
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filter["fromUnit"] = fromUnit
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}
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if toUnit != "" {
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filter["toUnit"] = toUnit
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}
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_, err = mongo.DB().Find(ctx, filter, &res, public.UnitConversionCollection, nil, nil)
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return
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}
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