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start-os/sdk/base/lib/actions/input/builder/value.ts
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31 KiB
TypeScript

import { InputSpec, LazyBuild } from './inputSpec'
import { List } from './list'
import { UnionRes, UnionResStaticValidatedAs, Variants } from './variants'
import {
Pattern,
RandomString,
ValueSpec,
ValueSpecDatetime,
ValueSpecHidden,
ValueSpecText,
ValueSpecTextarea,
} from '../inputSpecTypes'
import { DefaultString } from '../inputSpecTypes'
import { _, once } from '../../../util'
import {
Parser,
any,
anyOf,
arrayOf,
boolean,
literal,
literals,
number,
object,
string,
} from 'ts-matches'
import { DeepPartial } from '../../../types'
export const fileInfoParser = object({
path: string,
commitment: object({ hash: string, size: number }),
})
export type FileInfo = typeof fileInfoParser._TYPE
type AsRequired<T, Required extends boolean> = Required extends true
? T
: T | null
const testForAsRequiredParser = once(
() => object({ required: literal(true) }).test,
)
function asRequiredParser<Type, Input extends { required: boolean }>(
parser: Parser<unknown, Type>,
input: Input,
): Parser<unknown, AsRequired<Type, Input['required']>> {
if (testForAsRequiredParser()(input)) return parser as any
return parser.nullable() as any
}
export class Value<Type extends StaticValidatedAs, StaticValidatedAs = Type> {
protected constructor(
public build: LazyBuild<{
spec: ValueSpec
validator: Parser<unknown, Type>
}>,
public readonly validator: Parser<unknown, StaticValidatedAs>,
) {}
public _TYPE: Type = null as any as Type
public _PARTIAL: DeepPartial<Type> = null as any as DeepPartial<Type>
/**
* @description Displays a boolean toggle to enable/disable
* @example
* ```
toggleExample: Value.toggle({
// required
name: 'Toggle Example',
default: true,
// optional
description: null,
warning: null,
immutable: false,
}),
* ```
*/
static toggle(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
default: boolean
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
}) {
const validator = boolean
return new Value<boolean>(
async () => ({
spec: {
description: null,
warning: null,
type: 'toggle' as const,
disabled: false,
immutable: a.immutable ?? false,
...a,
},
validator,
}),
validator,
)
}
static dynamicToggle(
a: LazyBuild<{
name: string
description?: string | null
warning?: string | null
default: boolean
disabled?: false | string
}>,
) {
const validator = boolean
return new Value<boolean>(
async (options) => ({
spec: {
description: null,
warning: null,
type: 'toggle' as const,
disabled: false,
immutable: false,
...(await a(options)),
},
validator,
}),
validator,
)
}
/**
* @description Displays a text input field
* @example
* ```
textExample: Value.text({
// required
name: 'Text Example',
required: false,
default: null,
// optional
description: null,
placeholder: null,
warning: null,
generate: null,
inputmode: 'text',
masked: false,
minLength: null,
maxLength: null,
patterns: [],
immutable: false,
}),
* ```
*/
static text<Required extends boolean>(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
/**
* provide a default value.
* @type { string | RandomString | null }
* @example default: null
* @example default: 'World'
* @example default: { charset: 'abcdefg', len: 16 }
*/
default: string | RandomString | null
required: Required
/**
* @description Mask (aka camouflage) text input with dots: ● ● ●
* @default false
*/
masked?: boolean
placeholder?: string | null
minLength?: number | null
maxLength?: number | null
/**
* @description A list of regular expressions to which the text must conform to pass validation. A human readable description is provided in case the validation fails.
* @default []
* @example
* ```
[
{
regex: "[a-z]",
description: "May only contain lower case letters from the English alphabet."
}
]
* ```
*/
patterns?: Pattern[]
/**
* @description Informs the browser how to behave and which keyboard to display on mobile
* @default "text"
*/
inputmode?: ValueSpecText['inputmode']
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
/**
* @description Displays a button that will generate a random string according to the provided charset and len attributes.
*/
generate?: RandomString | null
}) {
const validator = asRequiredParser(string, a)
return new Value<AsRequired<string, Required>>(
async () => ({
spec: {
type: 'text' as const,
description: null,
warning: null,
masked: false,
placeholder: null,
minLength: null,
maxLength: null,
patterns: [],
inputmode: 'text',
disabled: false,
immutable: a.immutable ?? false,
generate: a.generate ?? null,
...a,
},
validator,
}),
validator,
)
}
static dynamicText<Required extends boolean>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
default: DefaultString | null
required: Required
masked?: boolean
placeholder?: string | null
minLength?: number | null
maxLength?: number | null
patterns?: Pattern[]
inputmode?: ValueSpecText['inputmode']
disabled?: string | false
generate?: null | RandomString
}>,
) {
return new Value<AsRequired<string, Required>, string | null>(
async (options) => {
const a = await getA(options)
return {
spec: {
type: 'text' as const,
description: null,
warning: null,
masked: false,
placeholder: null,
minLength: null,
maxLength: null,
patterns: [],
inputmode: 'text',
disabled: false,
immutable: false,
generate: a.generate ?? null,
...a,
},
validator: asRequiredParser(string, a),
}
},
string.nullable(),
)
}
/**
* @description Displays a large textarea field for long form entry.
* @example
* ```
textareaExample: Value.textarea({
// required
name: 'Textarea Example',
required: false,
default: null,
// optional
description: null,
placeholder: null,
warning: null,
minLength: null,
maxLength: null,
minRows: 3
maxRows: 6
immutable: false,
}),
* ```
*/
static textarea<Required extends boolean>(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
default: string | null
required: Required
minLength?: number | null
maxLength?: number | null
/**
* @description A list of regular expressions to which the text must conform to pass validation. A human readable description is provided in case the validation fails.
* @default []
* @example
* ```
[
{
regex: "[a-z]",
description: "May only contain lower case letters from the English alphabet."
}
]
* ```
*/
patterns?: Pattern[]
/** Defaults to 3 */
minRows?: number
/** Maximum number of rows before scroll appears. Defaults to 6 */
maxRows?: number
placeholder?: string | null
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
}) {
const validator = asRequiredParser(string, a)
return new Value<AsRequired<string, Required>>(async () => {
const built: ValueSpecTextarea = {
description: null,
warning: null,
minLength: null,
maxLength: null,
patterns: [],
minRows: 3,
maxRows: 6,
placeholder: null,
type: 'textarea' as const,
disabled: false,
immutable: a.immutable ?? false,
...a,
}
return { spec: built, validator }
}, validator)
}
static dynamicTextarea<Required extends boolean>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
default: string | null
required: Required
minLength?: number | null
maxLength?: number | null
patterns?: Pattern[]
minRows?: number
maxRows?: number
placeholder?: string | null
disabled?: false | string
}>,
) {
return new Value<AsRequired<string, Required>, string | null>(
async (options) => {
const a = await getA(options)
return {
spec: {
description: null,
warning: null,
minLength: null,
maxLength: null,
patterns: [],
minRows: 3,
maxRows: 6,
placeholder: null,
type: 'textarea' as const,
disabled: false,
immutable: false,
...a,
},
validator: asRequiredParser(string, a),
}
},
string.nullable(),
)
}
/**
* @description Displays a number input field
* @example
* ```
numberExample: Value.number({
// required
name: 'Number Example',
required: false,
default: null,
integer: true,
// optional
description: null,
placeholder: null,
warning: null,
min: null,
max: null,
immutable: false,
step: null,
units: null,
}),
* ```
*/
static number<Required extends boolean>(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
/**
* @description optionally provide a default value.
* @type { default: number | null }
* @example default: null
* @example default: 7
*/
default: number | null
required: Required
min?: number | null
max?: number | null
/**
* @description How much does the number increase/decrease when using the arrows provided by the browser.
* @default 1
*/
step?: number | null
/**
* @description Requires the number to be an integer.
*/
integer: boolean
/**
* @description Optionally display units to the right of the input box.
*/
units?: string | null
placeholder?: string | null
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
}) {
const validator = asRequiredParser(number, a)
return new Value<AsRequired<number, Required>>(
() => ({
spec: {
type: 'number' as const,
description: null,
warning: null,
min: null,
max: null,
step: null,
units: null,
placeholder: null,
disabled: false,
immutable: a.immutable ?? false,
...a,
},
validator,
}),
validator,
)
}
static dynamicNumber<Required extends boolean>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
default: number | null
required: Required
min?: number | null
max?: number | null
step?: number | null
integer: boolean
units?: string | null
placeholder?: string | null
disabled?: false | string
}>,
) {
return new Value<AsRequired<number, Required>, number | null>(
async (options) => {
const a = await getA(options)
return {
spec: {
type: 'number' as const,
description: null,
warning: null,
min: null,
max: null,
step: null,
units: null,
placeholder: null,
disabled: false as const,
immutable: false,
...a,
},
validator: asRequiredParser(number, a),
}
},
number.nullable(),
)
}
/**
* @description Displays a browser-native color selector.
* @example
* ```
colorExample: Value.color({
// required
name: 'Color Example',
required: false,
default: null,
// optional
description: null,
warning: null,
immutable: false,
}),
* ```
*/
static color<Required extends boolean>(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
/**
* @description optionally provide a default value.
* @type { default: string | null }
* @example default: null
* @example default: 'ffffff'
*/
default: string | null
required: Required
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
}) {
const validator = asRequiredParser(string, a)
return new Value<AsRequired<string, Required>>(
() => ({
spec: {
type: 'color' as const,
description: null,
warning: null,
disabled: false,
immutable: a.immutable ?? false,
...a,
},
validator,
}),
validator,
)
}
static dynamicColor<Required extends boolean>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
default: string | null
required: Required
disabled?: false | string
}>,
) {
return new Value<AsRequired<string, Required>, string | null>(
async (options) => {
const a = await getA(options)
return {
spec: {
type: 'color' as const,
description: null,
warning: null,
disabled: false,
immutable: false,
...a,
},
validator: asRequiredParser(string, a),
}
},
string.nullable(),
)
}
/**
* @description Displays a browser-native date/time selector.
* @example
* ```
datetimeExample: Value.datetime({
// required
name: 'Datetime Example',
required: false,
default: null,
// optional
description: null,
warning: null,
immutable: false,
inputmode: 'datetime-local',
min: null,
max: null,
}),
* ```
*/
static datetime<Required extends boolean>(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
/**
* @description optionally provide a default value.
* @type { default: string | null }
* @example default: null
* @example default: '1985-12-16 18:00:00.000'
*/
default: string | null
required: Required
/**
* @description Informs the browser how to behave and which date/time component to display.
* @default "datetime-local"
*/
inputmode?: ValueSpecDatetime['inputmode']
min?: string | null
max?: string | null
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
}) {
const validator = asRequiredParser(string, a)
return new Value<AsRequired<string, Required>>(
() => ({
spec: {
type: 'datetime' as const,
description: null,
warning: null,
inputmode: 'datetime-local',
min: null,
max: null,
step: null,
disabled: false,
immutable: a.immutable ?? false,
...a,
},
validator,
}),
validator,
)
}
static dynamicDatetime<Required extends boolean>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
default: string | null
required: Required
inputmode?: ValueSpecDatetime['inputmode']
min?: string | null
max?: string | null
disabled?: false | string
}>,
) {
return new Value<AsRequired<string, Required>, string | null>(
async (options) => {
const a = await getA(options)
return {
spec: {
type: 'datetime' as const,
description: null,
warning: null,
inputmode: 'datetime-local',
min: null,
max: null,
disabled: false,
immutable: false,
...a,
},
validator: asRequiredParser(string, a),
}
},
string.nullable(),
)
}
/**
* @description Displays a select modal with radio buttons, allowing for a single selection.
* @example
* ```
selectExample: Value.select({
// required
name: 'Select Example',
default: 'radio1',
values: {
radio1: 'Radio 1',
radio2: 'Radio 2',
},
// optional
description: null,
warning: null,
immutable: false,
disabled: false,
}),
* ```
*/
static select<Values extends Record<string, string>>(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
/**
* @description Determines if the field is required. If so, optionally provide a default value from the list of values.
* @type { (keyof Values & string) | null }
* @example default: null
* @example default: 'radio1'
*/
default: keyof Values & string
/**
* @description A mapping of unique radio options to their human readable display format.
* @example
* ```
{
radio1: "Radio 1"
radio2: "Radio 2"
radio3: "Radio 3"
}
* ```
*/
values: Values
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
}) {
const validator = anyOf(
...Object.keys(a.values).map((x: keyof Values & string) => literal(x)),
)
return new Value<keyof Values & string>(
() => ({
spec: {
description: null,
warning: null,
type: 'select' as const,
disabled: false,
immutable: a.immutable ?? false,
...a,
},
validator,
}),
validator,
)
}
static dynamicSelect<Values extends Record<string, string>>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
default: string
values: Values
disabled?: false | string | string[]
}>,
) {
return new Value<keyof Values & string, string>(async (options) => {
const a = await getA(options)
return {
spec: {
description: null,
warning: null,
type: 'select' as const,
disabled: false,
immutable: false,
...a,
},
validator: anyOf(
...Object.keys(a.values).map((x: keyof Values & string) =>
literal(x),
),
),
}
}, string)
}
/**
* @description Displays a select modal with checkboxes, allowing for multiple selections.
* @example
* ```
multiselectExample: Value.multiselect({
// required
name: 'Multiselect Example',
values: {
option1: 'Option 1',
option2: 'Option 2',
},
default: [],
// optional
description: null,
warning: null,
immutable: false,
disabled: false,
minlength: null,
maxLength: null,
}),
* ```
*/
static multiselect<Values extends Record<string, string>>(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
/**
* @description A simple list of which options should be checked by default.
*/
default: (keyof Values & string)[]
/**
* @description A mapping of checkbox options to their human readable display format.
* @example
* ```
{
option1: "Option 1"
option2: "Option 2"
option3: "Option 3"
}
* ```
*/
values: Values
minLength?: number | null
maxLength?: number | null
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
}) {
const validator = arrayOf(
literals(...(Object.keys(a.values) as any as [keyof Values & string])),
)
return new Value<(keyof Values & string)[]>(
() => ({
spec: {
type: 'multiselect' as const,
minLength: null,
maxLength: null,
warning: null,
description: null,
disabled: false,
immutable: a.immutable ?? false,
...a,
},
validator,
}),
validator,
)
}
static dynamicMultiselect<Values extends Record<string, string>>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
default: string[]
values: Values
minLength?: number | null
maxLength?: number | null
disabled?: false | string | string[]
}>,
) {
return new Value<(keyof Values & string)[], string[]>(async (options) => {
const a = await getA(options)
return {
spec: {
type: 'multiselect' as const,
minLength: null,
maxLength: null,
warning: null,
description: null,
disabled: false,
immutable: false,
...a,
},
validator: arrayOf(
literals(
...(Object.keys(a.values) as any as [keyof Values & string]),
),
),
}
}, arrayOf(string))
}
/**
* @description Display a collapsable grouping of additional fields, a "sub form". The second value is the inputSpec spec for the sub form.
* @example
* ```
objectExample: Value.object(
{
// required
name: 'Object Example',
// optional
description: null,
warning: null,
},
InputSpec.of({}),
),
* ```
*/
static object<
Type extends StaticValidatedAs,
StaticValidatedAs extends Record<string, any>,
>(
a: {
name: string
description?: string | null
},
spec: InputSpec<Type, StaticValidatedAs>,
) {
return new Value<Type, StaticValidatedAs>(async (options) => {
const built = await spec.build(options as any)
return {
spec: {
type: 'object' as const,
description: null,
warning: null,
...a,
spec: built.spec,
},
validator: built.validator,
}
}, spec.validator)
}
static file<Required extends boolean>(a: {
name: string
description?: string | null
warning?: string | null
extensions: string[]
required: Required
}) {
const buildValue = {
type: 'file' as const,
description: null,
warning: null,
...a,
}
return new Value<AsRequired<FileInfo, Required>>(
() => ({
spec: {
...buildValue,
},
validator: asRequiredParser(fileInfoParser, a),
}),
asRequiredParser(fileInfoParser, a),
)
}
static dynamicFile<Required extends boolean>(
a: LazyBuild<{
name: string
description?: string | null
warning?: string | null
extensions: string[]
required: Required
}>,
) {
return new Value<AsRequired<FileInfo, Required>, FileInfo | null>(
async (options) => {
const spec = {
type: 'file' as const,
description: null,
warning: null,
...(await a(options)),
}
return {
spec,
validator: asRequiredParser(fileInfoParser, spec),
}
},
fileInfoParser.nullable(),
)
}
/**
* @description Displays a dropdown, allowing for a single selection. Depending on the selection, a different object ("sub form") is presented.
* @example
* ```
unionExample: Value.union(
{
// required
name: 'Union Example',
default: 'option1',
// optional
description: null,
warning: null,
disabled: false,
immutable: false,
},
Variants.of({
option1: {
name: 'Option 1',
spec: InputSpec.of({}),
},
option2: {
name: 'Option 2',
spec: InputSpec.of({}),
},
}),
),
* ```
*/
static union<
VariantValues extends {
[K in string]: {
name: string
spec: InputSpec<any>
}
},
>(a: {
name: string
description?: string | null
/** Presents a warning prompt before permitting the value to change. */
warning?: string | null
variants: Variants<VariantValues>
/**
* @description Provide a default value from the list of variants.
* @type { string }
* @example default: 'variant1'
*/
default: keyof VariantValues & string
/**
* @description Once set, the value can never be changed.
* @default false
*/
immutable?: boolean
}) {
return new Value<
typeof a.variants._TYPE,
typeof a.variants.validator._TYPE
>(async (options) => {
const built = await a.variants.build(options as any)
return {
spec: {
type: 'union' as const,
description: null,
warning: null,
disabled: false,
...a,
variants: built.spec,
immutable: a.immutable ?? false,
},
validator: built.validator,
}
}, a.variants.validator)
}
static dynamicUnion<
VariantValues extends {
[K in string]: {
name: string
spec: InputSpec<any>
}
},
>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
variants: Variants<VariantValues>
default: keyof VariantValues & string
disabled: string[] | false | string
}>,
): Value<UnionRes<VariantValues>, unknown>
static dynamicUnion<
VariantValues extends StaticVariantValues,
StaticVariantValues extends {
[K in string]: {
name: string
spec: InputSpec<any, any>
}
},
>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
variants: Variants<VariantValues>
default: keyof VariantValues & string
disabled: string[] | false | string
}>,
validator: Parser<unknown, UnionResStaticValidatedAs<StaticVariantValues>>,
): Value<
UnionRes<VariantValues>,
UnionResStaticValidatedAs<StaticVariantValues>
>
static dynamicUnion<
VariantValues extends {
[K in string]: {
name: string
spec: InputSpec<any>
}
},
>(
getA: LazyBuild<{
name: string
description?: string | null
warning?: string | null
variants: Variants<VariantValues>
default: keyof VariantValues & string
disabled: string[] | false | string
}>,
validator: Parser<unknown, unknown> = any,
) {
return new Value<UnionRes<VariantValues>, typeof validator._TYPE>(
async (options) => {
const newValues = await getA(options)
const built = await newValues.variants.build(options as any)
return {
spec: {
type: 'union' as const,
description: null,
warning: null,
...newValues,
variants: built.spec,
immutable: false,
},
validator: built.validator,
}
},
validator,
)
}
/**
* @description Presents an interface to add/remove/edit items in a list.
* @example
* In this example, we create a list of text inputs.
*
* ```
listExampleText: Value.list(
List.text(
{
// required
name: 'Text List',
// optional
description: null,
warning: null,
default: [],
minLength: null,
maxLength: null,
},
{
// required
patterns: [],
// optional
placeholder: null,
generate: null,
inputmode: 'url',
masked: false,
minLength: null,
maxLength: null,
},
),
),
* ```
* @example
* In this example, we create a list of objects.
*
* ```
listExampleObject: Value.list(
List.obj(
{
// required
name: 'Object List',
// optional
description: null,
warning: null,
default: [],
minLength: null,
maxLength: null,
},
{
// required
spec: InputSpec.of({}),
// optional
displayAs: null,
uniqueBy: null,
},
),
),
* ```
*/
static list<Type>(a: List<Type>) {
return new Value<Type>((options) => a.build(options), a.validator)
}
/**
* @description Provides a way to define a hidden field with a static value. Useful for tracking
* @example
* ```
hiddenExample: Value.hidden(),
* ```
*/
static hidden<T>(): Value<T, unknown>
static hidden<T>(parser: Parser<unknown, T>): Value<T>
static hidden<T>(parser: Parser<unknown, T> = any) {
return new Value<T, typeof parser._TYPE>(async () => {
return {
spec: {
type: 'hidden' as const,
} as ValueSpecHidden,
validator: parser,
}
}, parser)
}
/**
* @description Provides a way to define a hidden field with a static value. Useful for tracking
* @example
* ```
hiddenExample: Value.hidden(),
* ```
*/
static dynamicHidden<T>(getParser: LazyBuild<Parser<unknown, T>>) {
return new Value<T, unknown>(async (options) => {
const validator = await getParser(options)
return {
spec: {
type: 'hidden' as const,
} as ValueSpecHidden,
validator,
}
}, any)
}
map<U>(fn: (value: StaticValidatedAs) => U): Value<U> {
return new Value(async (effects) => {
const built = await this.build(effects)
return {
spec: built.spec,
validator: built.validator.map(fn),
}
}, this.validator.map(fn))
}
}