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Todo state refactoring
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This commit is contained in:
Julien Valverdé
2025-08-22 18:07:21 +02:00
parent 3eb1ef6a8d
commit ed95e7789d
2 changed files with 57 additions and 53 deletions
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52
packages/example/src/todo/Todo.tsx
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@@ -4,10 +4,10 @@ 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, DateTime, Effect, flow, identity, Match, Option, Ref, Runtime, Schema, SubscriptionRef } from "effect"
import { Chunk, DateTime, Effect, Match, Option, Ref, Runtime, Schema, Stream, SubscriptionRef } from "effect"
import { Component, Memo } from "effect-fc"
import { useMemo, useOnce, useSubscribe } from "effect-fc/hooks"
import { SubscriptionSubRef } from "effect-fc/types"
import { Subscribable, SubscriptionSubRef } from "effect-fc/types"
import { FaArrowDown, FaArrowUp } from "react-icons/fa"
import { FaDeleteLeft } from "react-icons/fa6"
import { TodosState } from "./TodosState.service"
@@ -38,14 +38,11 @@ export class Todo extends Component.makeUntraced(function* Todo(props: TodoProps
const { ref, indexRef, contentRef, completedAtRef } = yield* useMemo(() => Match.value(props).pipe(
Match.tag("new", () => Effect.Do.pipe(
Effect.bind("ref", () => Effect.andThen(makeTodo, SubscriptionRef.make)),
Effect.bind("indexRef", () => SubscriptionRef.make(-1)),
Effect.let("indexRef", () => Subscribable.make({ get: Effect.succeed(-1), changes: Stream.empty })),
)),
Match.tag("edit", ({ id }) => Effect.Do.pipe(
Effect.let("ref", () => SubscriptionSubRef.makeFromChunkFindFirst(state.ref, v => v.id === id)),
Effect.let("indexRef", () => SubscriptionSubRef.makeFromGetSet(state.ref, {
get: flow(Chunk.findFirstIndex(v => v.id === id), Option.getOrThrow),
set: identity,
})),
Effect.let("ref", () => state.getElementRef(id)),
Effect.let("indexRef", () => state.getIndexSubscribable(id)),
)),
Match.exhaustive,
@@ -93,52 +90,19 @@ export class Todo extends Component.makeUntraced(function* Todo(props: TodoProps
<Flex direction="column" justify="center" align="center" gap="1">
<IconButton
disabled={index <= 0}
onClick={() => Runtime.runSync(runtime)(
SubscriptionRef.updateEffect(state.ref, todos => Effect.Do.pipe(
Effect.bind("todo", () => ref),
Effect.bind("index", () => Chunk.findFirstIndex(todos, v => v.id === props.id)),
Effect.bind("previous", ({ index }) => Chunk.get(todos, index - 1)),
Effect.andThen(({ todo, index, previous }) => index > 0
? todos.pipe(
Chunk.replace(index, previous),
Chunk.replace(index - 1, todo),
)
: todos
),
))
)}
onClick={() => Runtime.runSync(runtime)(state.moveLeft(props.id))}
>
<FaArrowUp />
</IconButton>
<IconButton
disabled={index >= size - 1}
onClick={() => Runtime.runSync(runtime)(
SubscriptionRef.updateEffect(state.ref, todos => Effect.Do.pipe(
Effect.bind("todo", () => ref),
Effect.bind("index", () => Chunk.findFirstIndex(todos, v => v.id === props.id)),
Effect.bind("next", ({ index }) => Chunk.get(todos, index + 1)),
Effect.andThen(({ todo, index, next }) => index < Chunk.size(todos) - 1
? todos.pipe(
Chunk.replace(index, next),
Chunk.replace(index + 1, todo),
)
: todos
),
))
)}
onClick={() => Runtime.runSync(runtime)(state.moveRight(props.id))}
>
<FaArrowDown />
</IconButton>
<IconButton
onClick={() => Runtime.runSync(runtime)(
SubscriptionRef.updateEffect(state.ref, todos => Effect.andThen(
Chunk.findFirstIndex(todos, v => v.id === props.id),
index => Chunk.remove(todos, index),
))
)}
>
<IconButton onClick={() => Runtime.runSync(runtime)(state.remove(props.id))}>
<FaDeleteLeft />
</IconButton>
</Flex>