Files
effect-fc/packages/example/src/todo/Todo.tsx
Julien Valverdé c1f212cede
All checks were successful
Lint / lint (push) Successful in 11s
Date time work
2025-08-20 00:50:46 +02:00

129 lines
5.2 KiB
TypeScript

import * as Domain from "@/domain"
import { DateTimeUtcFromZonedInput } from "@/lib/schema"
import { TextAreaInput } from "@/lib/TextAreaInput"
import { TextFieldInput } from "@/lib/TextFieldInput"
import { Box, Button, Flex, IconButton } from "@radix-ui/themes"
import { GetRandomValues, makeUuid4 } from "@typed/id"
import { Chunk, Effect, Match, Option, Ref, Runtime, Schema, SubscriptionRef } from "effect"
import { Component, Memo } from "effect-fc"
import { Hooks } from "effect-fc/hooks"
import { SubscriptionSubRef } from "effect-fc/types"
import { FaArrowDown, FaArrowUp } from "react-icons/fa"
import { FaDeleteLeft } from "react-icons/fa6"
import { TodosState } from "./TodosState.service"
const StringTextAreaInput = TextAreaInput({ schema: Schema.String })
const OptionalDateInput = TextFieldInput({ optional: true, schema: DateTimeUtcFromZonedInput })
const makeTodo = makeUuid4.pipe(
Effect.map(id => Domain.Todo.Todo.make({
id,
content: "",
completedAt: Option.none(),
})),
Effect.provide(GetRandomValues.CryptoRandom),
)
export type TodoProps = (
| { readonly _tag: "new", readonly index?: never }
| { readonly _tag: "edit", readonly index: number }
)
export class Todo extends Component.makeUntraced(function* Todo(props: TodoProps) {
const runtime = yield* Effect.runtime()
const state = yield* TodosState
const [ref, contentRef, completedAtRef] = yield* Hooks.useMemo(() => Match.value(props).pipe(
Match.tag("new", () => Effect.andThen(makeTodo, SubscriptionRef.make)),
Match.tag("edit", ({ index }) => Effect.succeed(SubscriptionSubRef.makeFromChunkRef(state.ref, index))),
Match.exhaustive,
Effect.map(ref => [
ref,
SubscriptionSubRef.makeFromPath(ref, ["content"]),
SubscriptionSubRef.makeFromPath(ref, ["completedAt"]),
] as const),
), [props._tag, props.index])
const [size] = yield* Hooks.useSubscribeRefs(state.sizeRef)
const StringTextAreaInputFC = yield* StringTextAreaInput
const OptionalDateInputFC = yield* OptionalDateInput
return (
<Flex direction="row" align="center" gap="2">
<Box flexGrow="1">
<Flex direction="column" align="stretch" gap="2">
<StringTextAreaInputFC ref={contentRef} />
<Flex direction="row" justify="center" align="center" gap="2">
<OptionalDateInputFC
ref={completedAtRef}
type="datetime-local"
/>
{props._tag === "new" &&
<Button
onClick={() => ref.pipe(
Effect.andThen(todo => Ref.update(state.ref, Chunk.prepend(todo))),
Effect.andThen(makeTodo),
Effect.andThen(todo => Ref.set(ref, todo)),
Runtime.runSync(runtime),
)}
>
Add
</Button>
}
</Flex>
</Flex>
</Box>
{props._tag === "edit" &&
<Flex direction="column" justify="center" align="center" gap="1">
<IconButton
disabled={props.index <= 0}
onClick={() => Runtime.runSync(runtime)(
SubscriptionRef.updateEffect(state.ref, todos => Effect.gen(function*() {
if (props.index <= 0) return yield* Option.none()
return todos.pipe(
Chunk.replace(props.index, yield* Chunk.get(todos, props.index - 1)),
Chunk.replace(props.index - 1, yield* ref),
)
}))
)}
>
<FaArrowUp />
</IconButton>
<IconButton
disabled={props.index >= size - 1}
onClick={() => Runtime.runSync(runtime)(
SubscriptionRef.updateEffect(state.ref, todos => Effect.gen(function*() {
if (props.index >= size - 1) return yield* Option.none()
return todos.pipe(
Chunk.replace(props.index, yield* Chunk.get(todos, props.index + 1)),
Chunk.replace(props.index + 1, yield* ref),
)
}))
)}
>
<FaArrowDown />
</IconButton>
<IconButton
onClick={() => Runtime.runSync(runtime)(
Ref.update(state.ref, Chunk.remove(props.index))
)}
>
<FaDeleteLeft />
</IconButton>
</Flex>
}
</Flex>
)
}).pipe(
Memo.memo
) {}