package repositories

import (
    "fmt"
    "time"
    "xorm.io/xorm"
    "xps/datamodels"
    "xps/viewmodels"
)

type ApiTransUnitRepo struct {
    engine *xorm.Engine
}

func NewApiTransUnitRepo(engine *xorm.Engine) *ApiTransUnitRepo {
    return &ApiTransUnitRepo{
        engine: engine,
    }
}

func (d *ApiTransUnitRepo) GetPage(m map[string]interface{}) (*viewmodels.PageResult, error) {
    limit := m["limit"].(int)
    page  := m["page"].(int)
    
    sqlSelect := ` SELECT     A.*,
                              B.model_title,
                              C.object_title `
    sqlFrom   := ` FROM       ps_api_trans_unit AS A
                   LEFT  JOIN ds_model          AS B ON (A.model_id = B.model_id)
                   LEFT  JOIN ds_object         AS C ON (A.model_id = C.model_id AND A.object_id = C.object_id)`
    sqlWhere  := ` WHERE 1 = 1  AND A.deleted_flag = 0 `
    
    if apiId, ok := m["apiId"]; ok {
        sqlWhere += ` AND A.api_id = `+ fmt.Sprintf("%d", apiId)
    }
    
    if keywords, ok := m["keywords"]; ok {
        sqlWhere += ` AND C.object_title like ` + "'%" + fmt.Sprintf("%s", keywords) + "%'"
    }
    
    sqlCount := ` SELECT COUNT(*) `
    total, err1 := d.engine.SQL(sqlCount + sqlFrom + sqlWhere).Count(new(datamodels.ApiTransUnit))
    if err1 != nil {
        return nil, err1
    }
    sqlOrderBy := " ORDER BY A.atu_id ASC "
    
    pageStart  := (page - 1) * limit
    sqlLimit   := fmt.Sprintf(" LIMIT %d OFFSET %d ", limit, pageStart)
    
    datalist := make([]datamodels.ApiTransUnit, 0)
    err2 := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy + sqlLimit).Find(&datalist)
    if err2 != nil {
        return nil, err2
    }
    
    pageResult := &viewmodels.PageResult{}
    pageResult.Data     = datalist
    pageResult.Total    = total
    pageResult.PageSize = limit
    pageResult.Page     = page
    return pageResult, nil
}

func (d *ApiTransUnitRepo) GetList(m map[string]interface{}) ([]viewmodels.ApiTransUnitInfo, error) {
    sqlSelect := ` SELECT     A.*,
                              B.model_title,
                              C.object_title `
    sqlFrom   := ` FROM       ps_api_trans_unit AS A
                   LEFT  JOIN ds_model          AS B ON (A.model_id = B.model_id)
                   LEFT  JOIN ds_object         AS C ON (A.model_id = C.model_id AND A.object_id = C.object_id)`
    sqlWhere  := ` WHERE 1 = 1  AND A.deleted_flag = 0 `
    
    if apiId, ok := m["apiId"]; ok {
        sqlWhere += ` AND A.api_id = `+ fmt.Sprintf("%d", apiId)
    }
    
    if keywords, ok := m["keywords"]; ok {
        sqlWhere += ` AND C.object_title like ` + "'%" + fmt.Sprintf("%s", keywords) + "%'"
    }
    sqlOrderBy := " ORDER BY A.atu_id ASC "
    
    datalist := make([]viewmodels.ApiTransUnitInfo, 0)
    err := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy).Find(&datalist)
    if err != nil {
        return nil, err
    } else {
        return datalist, nil
    }
}

func (d *ApiTransUnitRepo) GetAll() ([]viewmodels.ApiTransUnitInfo, error) {
    sqlSelect := ` SELECT     A.*,
                              B.model_title,
                              C.object_title `
    sqlFrom   := ` FROM       ps_api_trans_unit AS A
                   LEFT  JOIN ds_model          AS B ON (A.model_id = B.model_id)
                   LEFT  JOIN ds_object         AS C ON (A.model_id = C.model_id AND A.object_id = C.object_id)`
    sqlWhere  := ` WHERE A.deleted_flag = 0 `
    sqlOrderBy := " ORDER BY A.api_id, A.sort_no ASC "
    datalist := make([]viewmodels.ApiTransUnitInfo, 0)
    err := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy).Find(&datalist)
    if err != nil {
        return nil, err
    } else {
        return datalist, nil
    }
}

func (d *ApiTransUnitRepo) GetListById(apiId int64) ([]viewmodels.ApiTransUnitInfo, error) {
    sqlSelect := ` SELECT     A.*,
                              B.model_title,
                              C.object_title `
    sqlFrom   := ` FROM       ps_api_trans_unit AS A
                   LEFT  JOIN ds_model          AS B ON (A.model_id = B.model_id)
                   LEFT  JOIN ds_object         AS C ON (A.model_id = C.model_id AND A.object_id = C.object_id)`
    sqlWhere  := ` WHERE 1 = 1  AND A.deleted_flag = 0 `
    sqlWhere  += ` AND A.api_id = `+ fmt.Sprintf("%d", apiId)
    sqlOrderBy := " ORDER BY A.atu_id ASC "
    
    datalist := make([]viewmodels.ApiTransUnitInfo, 0)
    err := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy).Find(&datalist)
    if err != nil {
        return nil, err
    } else {
        return datalist, nil
    }
}

func (d *ApiTransUnitRepo) GetById(apiId, atuId int64) (*viewmodels.ApiTransUnitInfo, error) {
    data := &viewmodels.ApiTransUnitInfo{}
    ok, err := d.engine.
        Where("api_id = ?", apiId).
        Where("atu_id = ?", atuId).
        Get(data)
    if !ok && err == nil {
        return nil, err
    } else {
        return data, nil
    }
}

func (d *ApiTransUnitRepo) Create(data *datamodels.ApiTransUnit) error {
    _, err := d.engine.Insert(data)
    return err
}

func (d *ApiTransUnitRepo) Update(data *datamodels.ApiTransUnit) error {
    apiId := data.ApiId
    atuId := data.AtuId
    
    data.UpdatedAt = time.Now()
    _, err := d.engine.
        Where("api_id = ?", apiId).
        Where("atu_id = ?", atuId).
        Update(data)
    return err
}

func (d *ApiTransUnitRepo) Delete(m map[string]interface{}) error {
    apiId     := m["apiId"].(int64)
    atuId     := m["atuId"].(int64)
    
    data := &datamodels.ApiTransUnit{}
    _, err := d.engine.
        Where("api_id = ?", apiId).
        Where("atu_id = ?", atuId).
        Delete(data)
    return err
}