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| 1 | +import { createFileRoute } from '@tanstack/solid-router' |
| 2 | + |
| 3 | +import { createForm } from '@tanstack/solid-form' |
| 4 | +import type { AnyFieldApi } from '@tanstack/solid-form' |
| 5 | + |
| 6 | +interface FieldInfoProps { |
| 7 | + field: AnyFieldApi |
| 8 | +} |
| 9 | + |
| 10 | +export const Route = createFileRoute('/demo/form')({ |
| 11 | + component: FormExample, |
| 12 | +}) |
| 13 | + |
| 14 | +function FieldInfo(props: FieldInfoProps) { |
| 15 | + return ( |
| 16 | + <> |
| 17 | + {props.field.state.meta.isTouched && |
| 18 | + props.field.state.meta.errors.length ? ( |
| 19 | + <em>{props.field.state.meta.errors.join(',')}</em> |
| 20 | + ) : null} |
| 21 | + {props.field.state.meta.isValidating ? 'Validating...' : null} |
| 22 | + </> |
| 23 | + ) |
| 24 | +} |
| 25 | + |
| 26 | +function FormExample() { |
| 27 | + const form = createForm(() => ({ |
| 28 | + defaultValues: { |
| 29 | + firstName: '', |
| 30 | + lastName: '', |
| 31 | + }, |
| 32 | + onSubmit: async ({ value }) => { |
| 33 | + // Do something with form data |
| 34 | + console.log(value) |
| 35 | + }, |
| 36 | + })) |
| 37 | + |
| 38 | + return ( |
| 39 | + <div class="max-w-md mx-auto mt-10 p-6 bg-white rounded-lg shadow-md"> |
| 40 | + <h1 class="text-2xl font-bold mb-8 text-gray-800 leading-tight"> |
| 41 | + Simple Form Example |
| 42 | + </h1> |
| 43 | + <form |
| 44 | + class="space-y-6" |
| 45 | + onSubmit={(e) => { |
| 46 | + e.preventDefault() |
| 47 | + e.stopPropagation() |
| 48 | + form.handleSubmit() |
| 49 | + }} |
| 50 | + > |
| 51 | + <div class="space-y-1"> |
| 52 | + <form.Field |
| 53 | + name="firstName" |
| 54 | + validators={{ |
| 55 | + onChange: ({ value }) => |
| 56 | + !value |
| 57 | + ? 'A first name is required' |
| 58 | + : value.length < 3 |
| 59 | + ? 'First name must be at least 3 characters' |
| 60 | + : undefined, |
| 61 | + onChangeAsyncDebounceMs: 500, |
| 62 | + onChangeAsync: async ({ value }) => { |
| 63 | + await new Promise((resolve) => setTimeout(resolve, 1000)) |
| 64 | + return ( |
| 65 | + value.includes('error') && 'No "error" allowed in first name' |
| 66 | + ) |
| 67 | + }, |
| 68 | + }} |
| 69 | + children={(field) => { |
| 70 | + return ( |
| 71 | + <> |
| 72 | + <label |
| 73 | + for={field().name} |
| 74 | + class="block text-sm font-medium text-gray-700 mb-1 leading-tight" |
| 75 | + > |
| 76 | + First Name: |
| 77 | + </label> |
| 78 | + <input |
| 79 | + id={field().name} |
| 80 | + name={field().name} |
| 81 | + value={field().state.value} |
| 82 | + onBlur={field().handleBlur} |
| 83 | + onInput={(e) => field().handleChange(e.target.value)} |
| 84 | + class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 sm:text-sm leading-relaxed p-2" |
| 85 | + /> |
| 86 | + <FieldInfo field={field()} /> |
| 87 | + </> |
| 88 | + ) |
| 89 | + }} |
| 90 | + /> |
| 91 | + </div> |
| 92 | + <div class="space-y-1"> |
| 93 | + <form.Field |
| 94 | + name="lastName" |
| 95 | + children={(field) => ( |
| 96 | + <> |
| 97 | + <label |
| 98 | + for={field().name} |
| 99 | + class="block text-sm font-medium text-gray-700 mb-1 leading-tight" |
| 100 | + > |
| 101 | + Last Name: |
| 102 | + </label> |
| 103 | + <input |
| 104 | + id={field().name} |
| 105 | + name={field().name} |
| 106 | + value={field().state.value} |
| 107 | + onBlur={field().handleBlur} |
| 108 | + onInput={(e) => field().handleChange(e.target.value)} |
| 109 | + class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 sm:text-sm leading-relaxed p-2" |
| 110 | + /> |
| 111 | + <FieldInfo field={field()} /> |
| 112 | + </> |
| 113 | + )} |
| 114 | + /> |
| 115 | + </div> |
| 116 | + <form.Subscribe |
| 117 | + selector={(state) => ({ |
| 118 | + canSubmit: state.canSubmit, |
| 119 | + isSubmitting: state.isSubmitting, |
| 120 | + })} |
| 121 | + children={(state) => { |
| 122 | + return ( |
| 123 | + <button |
| 124 | + type="submit" |
| 125 | + disabled={!state().canSubmit} |
| 126 | + class="w-full flex justify-center py-2.5 px-4 border border-transparent rounded-md shadow-sm text-sm font-medium text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500 disabled:opacity-50 disabled:cursor-not-allowed leading-tight" |
| 127 | + > |
| 128 | + {state().isSubmitting ? '...' : 'Submit'} |
| 129 | + </button> |
| 130 | + ) |
| 131 | + }} |
| 132 | + /> |
| 133 | + </form> |
| 134 | + </div> |
| 135 | + ) |
| 136 | +} |
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