package kpi_c_report

import (
	"fmt"
	"net/http"
	"strings"

	"be.ems/lib/services"
	"be.ems/src/framework/datasource"
	"github.com/gin-gonic/gin"
)

func (k *KpiCReport) Get(c *gin.Context) {
	var reports []KpiCReport
	var conditions []string
	var params []any

	var querys KpiCReportQuery
	if err := c.ShouldBindQuery(&querys); err != nil {
		c.JSON(http.StatusBadRequest, services.ErrResp(err.Error()))
		return
	}

	// construct condition to get
	if querys.NeType != "" {
		conditions = append(conditions, "ne_type = ?")
		params = append(params, strings.ToUpper(querys.NeType))
	} else {
		c.JSON(http.StatusBadRequest, services.ErrResp("Not found NE type"))
		return
	}
	tableName := TableName() + "_" + strings.ToLower(querys.NeType)
	dborm := datasource.DefaultDB().Table(tableName)

	if querys.StartTime != "" {
		conditions = append(conditions, "created_at >= ?")
		params = append(params, querys.StartTime)
	}
	if querys.EndTime != "" {
		conditions = append(conditions, "created_at <= ?")
		params = append(params, querys.EndTime)
	}

	whereSql := ""
	if len(conditions) > 0 {
		whereSql += strings.Join(conditions, " and ")
		dborm = dborm.Where(whereSql, params...)
	}
	// page number and size
	if pageSize := querys.PageSize; pageSize > 0 {
		dborm = dborm.Limit(pageSize)
		if pageNum := querys.PageNum; pageNum > 0 {
			dborm = dborm.Offset((pageNum - 1) * pageSize)
		}
	}

	// order by
	if sortField, sortOrder := querys.SortField, querys.SortOrder; sortField != "" && sortOrder != "" {
		orderBy := fmt.Sprintf("%s %s", sortField, sortOrder)
		dborm = dborm.Order(orderBy)
	}

	//err := datasource.DefaultDB().Table(tableName).Where(whereSql, params...).Find(&reports).Error
	err := dborm.Find(&reports).Error
	if err != nil {
		c.JSON(http.StatusInternalServerError, services.ErrResp(err.Error()))
		return
	}
	c.JSON(http.StatusOK, services.DataResp(reports))
	//c.JSON(http.StatusOK, reports)
}

func (k *KpiCReport) GetTotalList(c *gin.Context) {
	var reports []KpiCReport
	var conditions []string
	var params []any

	var querys KpiCReportQuery
	if err := c.ShouldBindQuery(&querys); err != nil {
		c.JSON(http.StatusBadRequest, services.ErrResp(err.Error()))
		return
	}

	// construct condition to get
	if querys.NeType != "" {
		conditions = append(conditions, "ne_type = ?")
		params = append(params, strings.ToUpper(querys.NeType))
	} else {
		c.JSON(http.StatusBadRequest, services.ErrResp("Not found NE type"))
		return
	}
	tableName := TableName() + "_" + strings.ToLower(querys.NeType)
	dborm := datasource.DefaultDB().Table(tableName)

	if querys.StartTime != "" {
		conditions = append(conditions, "created_at >= ?")
		params = append(params, querys.StartTime)
	}
	if querys.EndTime != "" {
		conditions = append(conditions, "created_at <= ?")
		params = append(params, querys.EndTime)
	}

	whereSql := ""
	if len(conditions) > 0 {
		whereSql += strings.Join(conditions, " and ")
		dborm = dborm.Where(whereSql, params...)
	}

	// get total number
	var total int64 = 0
	err := dborm.Count(&total).Error
	if err != nil {
		c.JSON(http.StatusInternalServerError, services.ErrResp(err.Error()))
		return
	}

	// page number and size
	if pageSize := querys.PageSize; pageSize > 0 {
		dborm = dborm.Limit(pageSize)
		if pageNum := querys.PageNum; pageNum > 0 {
			dborm = dborm.Offset((pageNum - 1) * pageSize)
		}
	}

	// order by
	if sortField, sortOrder := querys.SortField, querys.SortOrder; sortField != "" && sortOrder != "" {
		orderBy := fmt.Sprintf("%s %s", sortField, sortOrder)
		dborm = dborm.Order(orderBy)
	}

	//err := datasource.DefaultDB().Table(tableName).Where(whereSql, params...).Find(&reports).Error
	err = dborm.Find(&reports).Error
	if err != nil {
		c.JSON(http.StatusInternalServerError, services.ErrResp(err.Error()))
		return
	}

	c.JSON(http.StatusOK, services.TotalDataResp(reports, total))
	//c.JSON(http.StatusOK, reports)
}

func (k *KpiCReport) Total(c *gin.Context) {
	var conditions []string
	var params []any

	var querys KpiCReportQuery
	if err := c.ShouldBindQuery(&querys); err != nil {
		c.JSON(http.StatusBadRequest, services.ErrResp(err.Error()))
		return
	}

	// construct condition to get
	if querys.NeType != "" {
		conditions = append(conditions, "ne_type = ?")
		params = append(params, strings.ToUpper(querys.NeType))
	} else {
		c.JSON(http.StatusBadRequest, services.ErrResp("Not found NE type"))
		return
	}
	tableName := TableName() + "_" + strings.ToLower(querys.NeType)
	dborm := datasource.DefaultDB().Table(tableName)

	if querys.StartTime != "" {
		conditions = append(conditions, "created_at >= ?")
		params = append(params, querys.StartTime)
	}
	if querys.EndTime != "" {
		conditions = append(conditions, "created_at <= ?")
		params = append(params, querys.EndTime)
	}

	whereSql := ""
	if len(conditions) > 0 {
		whereSql += strings.Join(conditions, " and ")
		dborm = dborm.Where(whereSql, params...)
	}
	var total int64 = 0
	err := dborm.Count(&total).Error
	if err != nil {
		c.JSON(http.StatusInternalServerError, services.ErrResp(err.Error()))
		return
	}

	c.JSON(http.StatusOK, services.TotalResp(total))
}

func (k *KpiCReport) Post(c *gin.Context) {
	var report KpiCReport

	if err := c.ShouldBindJSON(&report); err != nil {
		c.JSON(http.StatusBadRequest, services.ErrResp(err.Error()))
		return
	}
	if err := datasource.DefaultDB().Create(&report).Error; err != nil {
		c.JSON(http.StatusInternalServerError, services.ErrResp(err.Error()))
		return
	}
	c.JSON(http.StatusCreated, services.DataResp(report))
}

func (k *KpiCReport) Put(c *gin.Context) {
	var report KpiCReport
	id := c.Param("id")

	if err := datasource.DefaultDB().First(&report, id).Error; err != nil {
		c.JSON(http.StatusNotFound, services.ErrResp("KPI report not found"))
		return
	}

	if err := c.ShouldBindJSON(&report); err != nil {
		c.JSON(http.StatusBadRequest, services.ErrResp(err.Error()))
		return
	}
	datasource.DefaultDB().Save(&report)
	c.JSON(http.StatusOK, services.DataResp(report))
}

func (k *KpiCReport) Delete(c *gin.Context) {
	id := c.Param("id")

	if err := datasource.DefaultDB().Delete(&KpiCReport{}, id).Error; err != nil {
		c.JSON(http.StatusNotFound, services.ErrResp("KPI report not found"))
		return
	}

	c.JSON(http.StatusNoContent, nil) // 204 No Content
}

func InsertKpiCReport(neType string, report KpiCReport) {
	tableName := TableName() + "_" + strings.ToLower(neType)
	if err := datasource.DefaultDB().Table(tableName).Create(&report).Error; err != nil {
		return
	}
}