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Add a form-horizontal-control function to better handle forms

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Each input is pretty complex, and this function helps handle that complexity.
This commit is contained in:
Christopher Baines 2019-05-11 16:48:24 +01:00
parent 53665daee7
commit a7053846f1
1 changed files with 65 additions and 0 deletions
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65
guix-data-service/web/view/html.scm
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@ -19,6 +19,8 @@
(define-module (guix-data-service web view html) (define-module (guix-data-service web view html)
#:use-module (guix-data-service config) #:use-module (guix-data-service config)
#:use-module (guix-data-service web query-parameters)
#:use-module (guix-data-service web util)
#:use-module (ice-9 vlist) #:use-module (ice-9 vlist)
#:use-module (ice-9 match) #:use-module (ice-9 match)
#:use-module (srfi srfi-1) #:use-module (srfi srfi-1)
@ -92,6 +94,69 @@
"source code here") "."))))) "source code here") ".")))))
#:extra-headers ,extra-headers)) #:extra-headers ,extra-headers))
(define* (form-horizontal-control label query-parameters
#:key help-text (required? #f))
(define (value->text value)
(match value
((? date? date)
(date->string date "~1 ~3"))
(other other)))
(let* ((input-id (hyphenate-words
(string-downcase label)))
(help-span-id (string-append
input-id "-help-text"))
(input-name (underscore-join-words
(string-downcase label)))
(has-error? (invalid-query-parameter?
(assq-ref query-parameters
(string->symbol input-name)))))
`(div (@ (class ,(string-append
"form-group form-group-lg"
(if has-error? " has-error" ""))))
(label (@ (for ,input-id)
(class "col-sm-2 control-label"))
,label)
(div (@ (class "col-sm-9"))
(input (@ (class "form-control")
(style "font-family: monospace;")
(id ,input-id)
,@(if required?
'((required #t))
'())
,@(if help-text
`((aria-describedby ,help-span-id))
'())
(name ,input-name)
,@(match (assq (string->symbol input-name)
query-parameters)
(#f '())
((_key . ($ <invalid-query-parameter> value))
`((value ,(value->text value))))
((_key . value)
`((value ,(value->text value)))))))
,@(if (or help-text has-error? required?)
`((span (@ (id ,help-span-id)
(class "help-block"))
,@(if required? '((strong "Required.")) '())
,@(if has-error?
(let ((message
(invalid-query-parameter-message
(assq-ref query-parameters
(string->symbol input-name)))))
`((p (strong
,(string-append
"Error: "
(if message
message
"invalid value."))))))
'())
,@(if help-text
(list help-text)
'())))
'())))))
(define (index git-repositories-and-revisions) (define (index git-repositories-and-revisions)
(layout (layout
#:extra-headers #:extra-headers