nbcp.myoql.db.mongo.component.MongoBaseEntity_Extend.kt Maven / Gradle / Ivy

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kotlin orm -- mysql,mongo , just like ktorm

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@file:JvmName("MyOqlMongo")
@file:JvmMultifileClass

package nbcp.myoql.db.mongo

import nbcp.myoql.db.mongo.component.MongoBaseMetaCollection
import nbcp.myoql.db.mongo.extend.mongoEquals

import org.bson.types.ObjectId
import org.springframework.data.mongodb.core.query.Criteria


fun , T : Any> M.query(): MongoQueryClip = MongoQueryClip(this);

fun , T : Any> M.query(whereData: Criteria): MongoQueryClip {
    var ret = MongoQueryClip(this);
    ret.where(whereData);
    return ret;
}

fun , T : Any> M.queryById(id: String): MongoQueryClip =
    this.query().where("id" mongoEquals id);


fun , E : Any> M.updateById(id: String): MongoUpdateClip {
    var idValue = id.trim()
    if (idValue.isEmpty()) {
        throw RuntimeException("按id更新mongo数据时，id不能为空！")
    }
    return MongoUpdateClip(this).where("id" mongoEquals idValue);
}

/**
 * 按实体单条更新。 默认使用Id更新，不会更新id。
 */
fun , E : Any> M.updateWithEntity(entity: E): MongoSetEntityUpdateClip {
    return MongoSetEntityUpdateClip(this, entity);
}


fun > M.batchInsert(): MongoInsertClip {
    return MongoInsertClip(this);
}


fun , E : Any> M.updateById(id: ObjectId): MongoUpdateClip {
    var ret = this.update();
    ret.where("id" mongoEquals id);
    return ret;
}

fun , E : Any> M.update(): MongoUpdateClip {
    return MongoUpdateClip(this);
}

fun > M.delete(): MongoDeleteClip = MongoDeleteClip(this)

fun > M.deleteById(id: String): MongoDeleteClip {
    var ret = MongoDeleteClip(this);
    ret.where("id" mongoEquals id)
    return ret;
}


/**
 * 聚合。
 */
fun , E : Any> M.aggregate(): MongoAggregateClip {
    /*
db.articles.aggregate( [
    { $match : { score : { $gt : 70, $lte : 90 } } },
    { $group: { _id: null, count: { $sum: 1 } } }
   ] );
     */
    var ret = MongoAggregateClip(this);
    return ret;
}


///**
// * 如果存在，就Update，否则 Insert
// */
//fun , E : Serializable> M.save(entity: E, unionKey: ((M) -> MongoColumnName)): Int {
//    var ret = this.updateWithEntity(entity).whereColumn(unionKey).exec()
//    if (ret > 0) return ret;
//    this.doInsert(entity);
//    ret = db.affectRowCount;
//    return ret;
//}