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Boxiang Sun
gitlab-ce
Commits
532a9664
Commit
532a9664
authored
6 years ago
by
Matija Čupić
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Extend variables_duplicates validator with scope handling
parent
41285af4
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+13
-2
app/validators/variable_duplicates_validator.rb
app/validators/variable_duplicates_validator.rb
+13
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app/validators/variable_duplicates_validator.rb
View file @
532a9664
# VariableDuplicatesValidator
#
# This validtor is designed for especially the following condition
# This valid
a
tor is designed for especially the following condition
# - Use `accepts_nested_attributes_for :xxx` in a parent model
# - Use `validates :xxx, uniqueness: { scope: :xxx_id }` in a child model
class
VariableDuplicatesValidator
<
ActiveModel
::
EachValidator
def
validate_each
(
record
,
attribute
,
value
)
duplicates
=
value
.
reject
(
&
:marked_for_destruction?
).
group_by
(
&
:key
).
select
{
|
_
,
v
|
v
.
many?
}.
map
(
&
:first
)
if
options
[
:scope
]
scoped
=
value
.
group_by
{
|
variable
|
Array
(
options
[
:scope
]).
map
{
|
attr
|
variable
.
send
(
attr
)
}
}
scoped
.
each_value
{
|
scope
|
validate_duplicates
(
record
,
attribute
,
scope
)
}
else
validate_duplicates
(
record
,
attribute
,
value
)
end
end
private
def
validate_duplicates
(
record
,
attribute
,
values
)
duplicates
=
values
.
reject
(
&
:marked_for_destruction?
).
group_by
(
&
:key
).
select
{
|
_
,
v
|
v
.
many?
}.
map
(
&
:first
)
if
duplicates
.
any?
record
.
errors
.
add
(
attribute
,
"Duplicate variables:
#{
duplicates
.
join
(
", "
)
}
"
)
end
...
...
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