Page Menu
Home
Sealhub
Search
Configure Global Search
Log In
Files
F996392
file.ts
No One
Temporary
Actions
Download File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Award Token
Flag For Later
Size
1 KB
Referenced Files
None
Subscribers
None
file.ts
View Options
import
{
hasFieldOfType
,
is
,
predicates
}
from
"@sealcode/ts-predicates"
;
import
{
Context
}
from
"koa"
;
import
{
FileManager
,
FilePointer
}
from
"@sealcode/file-manager"
;
import
{
FormDataValue
}
from
"../form-types.js"
;
import
{
FieldParseResult
,
FormField
}
from
"./field.js"
;
export
type
FileContainer
=
{
old
:
FilePointer
|
null
;
new
:
FilePointer
|
null
;
};
export
class
File
<
Required
extends
boolean
>
extends
FormField
<
Required
,
FileContainer
>
{
constructor
(
public
readonly
required
:
Required
,
public
file_manager
:
FileManager
)
{
super
(
required
);
}
async
parse
(
_ctx
:
Context
,
raw_value
:
FormDataValue
)
:
Promise
<
FieldParseResult
<
FileContainer
>>
{
let
result
;
if
(
is
(
raw_value
,
predicates
.
string
))
{
const
file
=
await
this
.
file_manager
.
fromToken
(
raw_value
);
result
=
{
parsed_value
:
{
old
:
file
,
new
:
null
},
error
:
null
,
parsable
:
true
as
const
,
};
}
else
if
(
!
is
(
raw_value
,
predicates
.
object
))
{
result
=
{
parsed_value
:
null
,
error
:
"Expected a field with old.id:string, old.filename:string and new?:File"
,
parsable
:
false
as
const
,
};
}
else
{
const
old_file
=
hasFieldOfType
(
raw_value
,
"old"
,
predicates
.
or
(
predicates
.
string
,
predicates
.
object
)
)
?
await
this
.
file_manager
.
toPointer
(
raw_value
.
old
as
string
|
FilePointer
)
:
null
;
const
new_file
=
hasFieldOfType
(
raw_value
,
"new"
,
predicates
.
array
(
predicates
.
object
)
)
&&
raw_value
.
new
[
0
]
instanceof
FilePointer
?
raw_value
.
new
[
0
]
:
null
;
result
=
{
parsable
:
true
as
const
,
error
:
null
,
parsed_value
:
{
old
:
old_file
,
new
:
new_file
},
};
}
return
result
;
}
async
getDatabaseValue
(
ctx
:
Context
,
data
:
Record
<
string
,
FormDataValue
>
)
{
const
{
parsed
}
=
await
this
.
getValue
(
ctx
,
data
);
return
parsed
.
new
||
undefined
;
}
getEmptyValue
()
{
return
{
old
:
null
,
new
:
null
};
}
}
File Metadata
Details
Attached
Mime Type
text/x-java
Expires
Tue, Dec 24, 14:02 (17 h, 38 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
557232
Default Alt Text
file.ts (1 KB)
Attached To
Mode
rSGEN sealgen
Attached
Detach File
Event Timeline
Log In to Comment