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query.go
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query.go
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package search
import (
"strings"
"github.com/aluka-7/common"
"github.com/aluka-7/datasource/sort"
"xorm.io/builder"
"xorm.io/xorm"
)
// {"pageSize":10,"page":0,"sorted":[{"id":"firstName","desc":false}],"filtered":[{"id":"firstName","value":"3"}]}
type Query struct {
common.Query
}
func NewQuery(query common.Query) Query {
return Query{query}
}
func (sp Query) MarkOrder(column map[string]Filter) (sorted *sort.Sort) {
if len(sp.Sorted) > 0 {
sorted = sort.Sorted()
for _, v := range sp.Sorted {
if v.Desc {
sorted.Desc(column[v.Id].FieldName)
} else {
sorted.Asc(column[v.Id].FieldName)
}
}
}
return
}
func (sp Query) MarkOrmFiltered(column map[string]Filter, orm *xorm.Session) {
if len(sp.Filtered) > 0 {
for _, v := range sp.Filtered {
if k, ok := column[v.Id]; ok {
switch k.Operator {
case NE:
orm.Where(builder.Neq{k.FieldName: v.Value})
case LIKE:
orm.Where(builder.Like{k.FieldName, v.Value.(string)})
case GT:
orm.Where(builder.Gt{k.FieldName: v.Value})
case LT:
orm.Where(builder.Lt{k.FieldName: v.Value})
case GTE:
orm.Where(builder.Gte{k.FieldName: v.Value})
case LTE:
orm.Where(builder.Lte{k.FieldName: v.Value})
case IN:
orm.Where(markIn(true, k.FieldName, v.Value))
case NI:
orm.Where(markIn(false, k.FieldName, v.Value))
case IsNull:
orm.Where(builder.IsNull{k.FieldName})
case NotNull:
orm.Where(builder.NotNull{k.FieldName})
default:
orm.Where(builder.Eq{k.FieldName: v.Value})
}
}
}
}
}
func (sp Query) MarkSqlFiltered(column map[string]Filter, bu *builder.Builder) {
if len(sp.Filtered) > 0 {
for _, v := range sp.Filtered {
if k, ok := column[v.Id]; ok {
switch k.Operator {
case NE:
bu.Where(builder.Neq{k.FieldName: v.Value})
case LIKE:
bu.Where(builder.Like{k.FieldName, v.Value.(string)})
case GT:
bu.Where(builder.Gt{k.FieldName: v.Value})
case LT:
bu.Where(builder.Lt{k.FieldName: v.Value})
case GTE:
bu.Where(builder.Gte{k.FieldName: v.Value})
case LTE:
bu.Where(builder.Lte{k.FieldName: v.Value})
case IN:
bu.Where(markIn(true, k.FieldName, v.Value))
case NI:
bu.Where(markIn(false, k.FieldName, v.Value))
case IsNull:
bu.Where(builder.IsNull{k.FieldName})
case NotNull:
bu.Where(builder.NotNull{k.FieldName})
default:
bu.Where(builder.Eq{k.FieldName: v.Value})
}
}
}
}
}
func markIn(isIn bool, fieldName string, value interface{}) builder.Cond {
var cond builder.Cond
if vs, ok := value.(string); ok {
value = strings.Split(vs, ",")
}
if isIn {
cond = builder.In(fieldName, value)
} else {
cond = builder.NotIn(fieldName, value)
}
return cond
}