package repository

import (
    "fmt"
    "time"
    "xorm.io/xorm"
    "xps/pkg/common"
    "xps/pkg/system/datamodel"
    "xps/pkg/system/viewmodel"
)

type OcCatRepo struct {
    engine *xorm.Engine
}

func NewOcCatRepo(engine *xorm.Engine) *OcCatRepo {
    return &OcCatRepo{
        engine: engine,
    }
}

func (d *OcCatRepo) GetPage(m map[string]interface{}) (*common.PageResult, error) {
    limit := m["limit"].(int)
    page := m["page"].(int)

    sqlSelect := ` SELECT A.*                `
    sqlFrom := ` FROM   oc_cat   AS A     `
    sqlWhere := ` WHERE  A.deleted_flag = 0 `

    if ocTypeId, ok := m["ocTypeId"]; ok {
        sqlWhere += fmt.Sprintf(" AND A.oc_type_id = %d ", ocTypeId)
    }

    if ocCatId, ok := m["ocCatId"]; ok {
        sqlWhere += fmt.Sprintf(" AND A.oc_cat_id = %d ", ocCatId)
    }

    if keywords, ok := m["keywords"]; ok {
        sqlWhere += " AND A.oc_cat_title like '%" + fmt.Sprintf("%s", keywords) + "%' "
    }

    sqlCount := ` SELECT COUNT(*)            `
    total, err1 := d.engine.SQL(sqlCount + sqlFrom + sqlWhere).Count(new(datamodel.OcCat))
    if err1 != nil {
        return nil, err1
    }

    sqlOrderBy := " ORDER BY A.oc_type_id, A.oc_cat_id "
    pageStart := (page - 1) * limit
    sqlLimit := fmt.Sprintf(" LIMIT %d OFFSET %d ", limit, pageStart)

    datalist := make([]datamodel.OcCat, 0)
    err2 := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy + sqlLimit).Find(&datalist)
    if err2 != nil {
        return nil, err2
    }

    pageResult := &common.PageResult{}
    pageResult.Data = datalist
    pageResult.Total = total
    pageResult.PageSize = limit
    pageResult.Page = page
    return pageResult, nil
}

func (d *OcCatRepo) GetList(m map[string]interface{}) ([]viewmodel.OcCatInfo, error) {
    sqlSelect := ` SELECT A.*                `
    sqlFrom := ` FROM  oc_cat AS A        `
    sqlWhere := ` WHERE A.deleted_flag = 0  `

    if ocTypeId, ok := m["ocTypeId"]; ok {
        sqlWhere += fmt.Sprintf(" AND A.oc_type_id = %d ", ocTypeId)
    }

    if ocCatId, ok := m["ocCatId"]; ok {
        sqlWhere += fmt.Sprintf(" AND A.oc_cat_id = %d ", ocCatId)
    }

    if keywords, ok := m["keywords"]; ok {
        sqlWhere += ` AND   A.oc_cat_title like ` + "'%" + fmt.Sprintf("%s", keywords) + "%'"
    }

    sqlOrderBy := " ORDER BY A.oc_type_id, A.oc_cat_id "
    datalist := make([]viewmodel.OcCatInfo, 0)
    err := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy).Find(&datalist)
    if err != nil {
        return nil, err
    } else {
        return datalist, nil
    }
}

func (d *OcCatRepo) GetById(ocTypeId, ocCatId int64) (*viewmodel.OcCatInfo, error) {
    sqlSelect := ` SELECT A.*                `
    sqlFrom := ` FROM  oc_cat AS A        `
    sqlWhere := ` WHERE A.deleted_flag = 0  `
    sqlWhere += fmt.Sprintf(" AND A.oc_type_id = %d ", ocTypeId)
    sqlWhere += fmt.Sprintf(" AND A.oc_cat_id  = %d ", ocCatId)
    data := &viewmodel.OcCatInfo{}
    has, err := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere).Get(data)
    if !has || err != nil {
        return nil, err
    } else {
        return data, nil
    }
}

func (d *OcCatRepo) GetListById(ocTypeId int64) ([]viewmodel.OcCatInfo, error) {
    sqlSelect := ` SELECT A.*                 `
    sqlFrom := ` FROM  oc_cat AS A          `
    sqlWhere := ` WHERE A.deleted_flag = 0   `
    sqlWhere += fmt.Sprintf(" AND A.oc_type_id = %d ", ocTypeId)
    sqlOrderBy := " ORDER BY A.oc_type_id, A.oc_cat_id "
    datalist := make([]viewmodel.OcCatInfo, 0)
    err := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy).Find(&datalist)
    if err != nil {
        return nil, err
    } else {
        return datalist, nil
    }
}

func (d *OcCatRepo) Create(data *datamodel.OcCat) error {
    data.CreatedAt = time.Now()
    _, err := d.engine.Insert(data)
    return err
}

func (d *OcCatRepo) Update(data *datamodel.OcCat) error {
    ocTypeId := data.OcTypeId
    ocCatId := data.OcCatId

    data.UpdatedAt = time.Now()
    _, err := d.engine.
        Where("oc_type_id = ?", ocTypeId).
        Where("oc_cat_id = ?", ocCatId).
        Update(data)
    return err
}

func (d *OcCatRepo) Delete(m map[string]interface{}) error {
    ocTypeId := m["ocTypeId"].(int64)
    ocCatId := m["ocCatId"].(int64)
    deletedBy := m["deletedBy"].(int64)

    data := &datamodel.OcCat{}
    data.DeletedFlag = 1
    data.DeletedBy = deletedBy
    data.DeletedAt = time.Now()
    _, err := d.engine.
        Where("oc_type_id = ?", ocTypeId).
        Where("oc_cat_id = ?", ocCatId).
        Update(data)
    return err
}