package repository

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

type TaskCatRepo struct {
    engine *xorm.Engine
}

func NewTaskCatRepo(engine *xorm.Engine) *TaskCatRepo {
    return &TaskCatRepo{
        engine: engine,
    }
}

func (d *TaskCatRepo) GetPage(m map[string]interface{}) (*common.PageResult, error) {
    limit       := m["limit"].(int)
    page        := m["page"].(int)
    sqlSelect   := ` SELECT A.*                 `
    sqlFrom     := ` FROM   task_cat   AS A     `
    sqlWhere    := ` WHERE  A.deleted_flag = 0  `
    if ocId, ok := m["ocId"]; ok {
        sqlWhere += fmt.Sprintf(" AND A.oc_id = %d ", ocId)
    }
    if keywords, ok := m["keywords"]; ok {
        sqlWhere += ` AND A.task_cat_title like ` + "'%" + fmt.Sprintf("%s", keywords) + "%'"
    }
    sqlCount := ` SELECT COUNT(*)   `
    total, err1 := d.engine.SQL(sqlCount + sqlFrom + sqlWhere).Count(new(datamodel.TaskCat))
    if err1 != nil {
        return nil, err1
    }

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

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

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

    return pageResult, nil
}

func (d *TaskCatRepo) GetList(m map[string]interface{}) ([]viewmodel.TaskCatInfo, error) {
    ocId        := m["ocId"].(int64)
    sqlSelect   := ` SELECT A.*                 `
    sqlFrom     := ` FROM  task_cat   AS A      `
    sqlWhere    := ` WHERE A.deleted_flag = 0   `
    sqlWhere    += fmt.Sprintf(" AND A.oc_id = %d ", ocId)
    if ocId, ok := m["ocId"]; ok {
        sqlWhere += fmt.Sprintf(" AND A.oc_id = %d ", ocId)
    }
    if keywords, ok := m["keywords"]; ok {
        sqlWhere += ` AND A.task_cat_title like ` + "'%" + fmt.Sprintf("%s", keywords) + "%'"
    }

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

func (d *TaskCatRepo) GetById(ocId int64, taskCatId int64) (*viewmodel.TaskCatInfo, error) {
    sqlSelect   := ` SELECT A.*               `
    sqlFrom     := ` FROM  task_cat AS A      `
    sqlWhere    := ` WHERE A.deleted_flag = 0 `
    sqlWhere    += fmt.Sprintf("AND A.oc_id       = %d ", ocId)
    sqlWhere    += fmt.Sprintf("AND A.task_cat_id = %d ", taskCatId)
    data := &viewmodel.TaskCatInfo{}
    has, err := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere).Get(data)
    if !has || err != nil {
        return nil, err
    } else {
        return data, nil
    }
}

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

func (d *TaskCatRepo) Update(data *datamodel.TaskCat) error {
    ocId := data.OcId
    taskCatId := data.TaskCatId

    data.UpdatedAt = time.Now()
    _, err := d.engine.
        Where("oc_id = ?", ocId).
        Where("task_cat_id = ?", taskCatId).
        Update(data)
    return err
}

func (d *TaskCatRepo) Delete(m map[string]interface{}) error {
    ocId := m["ocId"].(int64)
    taskCatId := m["taskCatId"].(int64)
    deletedBy := m["deletedBy"].(int64)

    data := &datamodel.TaskCat{}
    data.DeletedFlag = 1
    data.DeletedBy = deletedBy
    data.DeletedAt = time.Now()
    _, err := d.engine.Where("oc_id = ?", ocId).
        Where("task_cat_id = ?", taskCatId).
        Update(data)
    return err
}