/
filters.go
107 lines (83 loc) · 1.81 KB
/
filters.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
package item
import (
"gorm.io/gorm"
)
type Filter interface {
Apply(*gorm.DB) *gorm.DB
}
type PageFilter struct {
Offset int
Limit int
}
func (f PageFilter) Apply(db *gorm.DB) *gorm.DB {
return db.Offset(f.Offset).Limit(f.Limit)
}
type DaoIDFilter struct {
IDs []string
}
func (f DaoIDFilter) Apply(db *gorm.DB) *gorm.DB {
return db.Where("dao_id in ?", f.IDs)
}
type TypeFilter struct {
Types []string
}
func (f TypeFilter) Apply(db *gorm.DB) *gorm.DB {
return db.Where("type IN ?", f.Types)
}
type ActiveFilter struct {
IsActive bool
}
func (f ActiveFilter) Apply(db *gorm.DB) *gorm.DB {
if f.IsActive {
return db.Where("to_timestamp((snapshot->'end')::double precision) >= now()")
}
return db.Where("to_timestamp((snapshot->'end')::double precision) < now()")
}
type ActionFilter struct {
Actions []string
}
func (f ActionFilter) Apply(db *gorm.DB) *gorm.DB {
return db.Where("action IN ?", f.Actions)
}
type OrderByTriggeredFilter struct {
}
func (f OrderByTriggeredFilter) Apply(db *gorm.DB) *gorm.DB {
return db.Order("triggered_at desc")
}
type SkipSpammed struct {
}
func (f SkipSpammed) Apply(db *gorm.DB) *gorm.DB {
var (
dummy FeedItem
_ = dummy.Snapshot // spam flag
)
return db.Where(`snapshot->>'spam' != 'true'`)
}
type SkipCanceled struct {
}
func (f SkipCanceled) Apply(db *gorm.DB) *gorm.DB {
var (
dummy FeedItem
_ = dummy.Snapshot // state
)
return db.Where(`snapshot->>'state' != 'canceled'`)
}
type SortedByActuality struct {
}
func (f SortedByActuality) Apply(db *gorm.DB) *gorm.DB {
var (
dummy FeedItem
_ = dummy.CreatedAt
_ = dummy.Snapshot // state
)
return db.Order(`
array_position(array [
'active',
'pending',
'succeeded',
'failed',
'defeated',
'canceled'
], snapshot->>'state'),
created_at desc`)
}