Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'vendors' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
export default (sources, {key}) => {
// INTENTS
let intents = {
cartInc$: sources.DOM.fromKey("cart").fromKey("inc").listen("click")
.map(ee => ee.element.dataset.val),
cartDec$: sources.DOM.fromKey("cart").fromKey("dec").listen("click")
.map(ee => ee.element.dataset.val),
cartCheckout$: sources.DOM.fromKey("cart").fromKey("checkout").listen("click")
.map(R.always(true)),
}
let indexSinks = isolateDOM(productIndex, "index")(sources, {})
// STATE
let state$ = D.run(
() => D.makeStore({}),
D.withLog({key}),
)(
D.init(seed),
// Data load
K.stream(async (emitter) => {
let reqResult = await fetchJSON("./products.json")
if (reqResult instanceof Error) {
console.warn(dataOrError.message) // Set your custom alerts here
// if (maybeData.errors) {
// console.warn(maybeData.errors)
// }
let state$ = D.run(
() => D.makeStore({}),
// D.withLog({key, input: false, output: true}),
)(
// Init
D.init(seed),
// Page
sources.page$.flatMapLatest(sinks => sinks.action$),
// Load
loadAction$,
).$
// COMPONENT
let Component = connect(
{
route: sources.route$,
Content: sources.page$.map(sinks => sinks.Component),
},
({route, Content}) => {
return <div>
{new Route("/").match(U.pathname(route.url))
? null
: <p><a href="/">Back to Home</a></p>
}
<div>
<content>
</content></div>
</div>
}
)
let app = (sources, {key}) => {
// STATE
let state$ = D.run(
() => D.makeStore({}),
D.withLog({key}),
)(
// Init
D.init(seed),
// Page
sources.page.action$,
).$
// COMPONENT
let Component = connect(
{
route: sources.route$,
Content: sources.page.Component$,
},
({route, Content}) => {
return <div>
<div>
<pre>{`
URL: ${route.url}
route.mask: ${route.mask}
route.params: ${JSON.stringify(route.params)}
`}</pre>
</div>
<div>
<content></content></div></div>
)(
// Init
D.init(seed),
intents.loadNext$.map(_ => s => R.over2("offset", R.add(s.limit), s))
).$
// DATA & LOAD
let deriveState = derive(sources.state$.throttle(50))
let loading$ = deriveState("loading")
let indexes$ = deriveState("indexes")
let postsTable$ = deriveState(["tables", "7/posts"])
let usersTable$ = deriveState(["tables", "7/users"])
let index$ = deriveLazyLoad(indexes$, localIndex$, postIndexQuery) // :: $ (Array String)
let postIds$ = derive(index$, "ids") // :: $ (Array String)
let posts$ = deriveModelsArr(postsTable$, postIds$, validate(Post)) // :: $ (Array Post)
let userIds$ = derive(posts$, R.pipe(R.pluck("userId"), R.uniq)) // :: $ (Array String)
let users$ = deriveModelsObj(usersTable$, userIds$, validate(User)) // :: $ (Object User)
let load$ = K.merge([
index$.map(postIndexQuery),
postIds$.map(postModelsQuery),
userIds$.map(userModelsQuery),
])
// COMPONENT
let Component = connect(
{
loading: loading$,
index: index$,
posts: posts$,
}
// STATE
let localIndex$ = D.run(
() => D.makeStore({}),
// D.withLog({key, input: false, output: true}),
D.withMemoryPersistence({key: "7." + key}),
)(
// Init
D.init(seed),
intents.loadNext$.map(_ => s => R.over2("offset", R.add(s.limit), s))
).$
// DATA & LOAD
let deriveState = derive(sources.state$.throttle(50))
let loading$ = deriveState("loading")
let indexes$ = deriveState("indexes")
let postsTable$ = deriveState(["tables", "7/posts"])
let usersTable$ = deriveState(["tables", "7/users"])
let index$ = deriveLazyLoad(indexes$, localIndex$, postIndexQuery) // :: $ (Array String)
let postIds$ = derive(index$, "ids") // :: $ (Array String)
let posts$ = deriveModelsArr(postsTable$, postIds$, validate(Post)) // :: $ (Array Post)
let userIds$ = derive(posts$, R.pipe(R.pluck("userId"), R.uniq)) // :: $ (Array String)
let users$ = deriveModelsObj(usersTable$, userIds$, validate(User)) // :: $ (Object User)
let load$ = K.merge([
index$.map(postIndexQuery),
postIds$.map(postModelsQuery),
userIds$.map(userModelsQuery),
])
D.init(seed),
intents.loadNext$.map(_ => s => R.over2("offset", R.add(s.limit), s))
).$
// DATA & LOAD
let deriveState = derive(sources.state$.throttle(50))
let loading$ = deriveState("loading")
let indexes$ = deriveState("indexes")
let postsTable$ = deriveState(["tables", "7/posts"])
let usersTable$ = deriveState(["tables", "7/users"])
let index$ = deriveLazyLoad(indexes$, localIndex$, postIndexQuery) // :: $ (Array String)
let postIds$ = derive(index$, "ids") // :: $ (Array String)
let posts$ = deriveModelsArr(postsTable$, postIds$, validate(Post)) // :: $ (Array Post)
let userIds$ = derive(posts$, R.pipe(R.pluck("userId"), R.uniq)) // :: $ (Array String)
let users$ = deriveModelsObj(usersTable$, userIds$, validate(User)) // :: $ (Object User)
let load$ = K.merge([
index$.map(postIndexQuery),
postIds$.map(postModelsQuery),
userIds$.map(userModelsQuery),
])
// COMPONENT
let Component = connect(
{
loading: loading$,
index: index$,
posts: posts$,
users: users$,
},
)(
// Init
D.init(seed),
intents.loadNext$.map(_ => s => R.over2("offset", R.add(s.limit), s))
).$
// DATA & LOAD
let deriveState = derive(sources.state$.throttle(50))
let loading$ = deriveState("loading")
let indexes$ = deriveState("indexes")
let postsTable$ = deriveState(["tables", `${params.subset}/posts`])
let usersTable$ = deriveState(["tables", `${params.subset}/users`])
let index$ = deriveLazyLoad(indexes$, localIndex$, postIndexQuery) // :: $ (Array String)
let postIds$ = derive(index$, "ids") // :: $ (Array String)
let posts$ = deriveModelsArr(postsTable$, postIds$, validate(Post)) // :: $ (Array Post)
let userIds$ = derive(posts$, R.pipe(R.pluck("userId"), R.uniq)) // :: $ (Array String)
let users$ = deriveModelsObj(usersTable$, userIds$, validate(User)) // :: $ (Object User)
let load$ = K.merge([
index$.map(postIndexQuery),
postIds$.map(postModelsQuery),
userIds$.map(userModelsQuery),
])
// COMPONENT
let Component = connect(
{
loading: loading$,
index: index$,
posts: posts$,
export default (sources, {key}) => {
// INTENTS
let intents = {
reset$: sources.DOM.fromKey("reset").listen("click")
.map(ee => (ee.event.preventDefault(), ee))
.map(R.always(true)),
}
let addSinks = isolateDOM(addApp, "add")(sources, {})
let indexSinks = isolateDOM(indexApp, "index")(sources, {})
let historySinks = isolateDOM(historyApp, "history")(sources, {})
// STATE
let state$ = D.run(
() => D.makeStore({}),
D.withLog({key}), // 1) this logger is aware of history
D.withLocalStoragePersistence({key: "5.todos-history.root"}), // 3) this storage is aware of history
D.withHistory({}),
// D.withLog({key}), // 2) this logger is unaware of history
// D.withLocalStoragePersistence({key: "5.todos-history_2." + key}), // 4) this storage is unaware of history
)(
D.init(seed),
intents.reset$.map(_ => function reset(state) {
return seed
}),
export default (sources, {key}) => {
// INTENTS
let intents = {
reset$: sources.DOM.fromKey("reset").listen("click")
.map(ee => (ee.event.preventDefault(), ee))
.map(R.always(true)),
}
let addSinks = isolateDOM(addApp, "add")(sources, {})
let indexSinks = isolateDOM(indexApp, "index")(sources, {})
let historySinks = isolateDOM(historyApp, "history")(sources, {})
// STATE
let state$ = D.run(
() => D.makeStore({}),
D.withLog({key}), // 1) this logger is aware of history
D.withLocalStoragePersistence({key: "5.todos-history.root"}), // 3) this storage is aware of history
D.withHistory({}),
// D.withLog({key}), // 2) this logger is unaware of history
// D.withLocalStoragePersistence({key: "5.todos-history_2." + key}), // 4) this storage is unaware of history
)(
D.init(seed),
intents.reset$.map(_ => function reset(state) {
return seed
export default (sources, {key}) => {
// Counters A* have their own states, invisible outside
let a1Sinks = isolateDOM(aApp, "a1")(sources, {title: "CounterA1"})
let a2Sinks = isolateDOM(aApp, "a2")(sources, {title: "CounterA2"})
// a*Sinks :: {Component}
// Counters B* have their own states, visible outside
let b1Sinks = isolateDOM(bApp, "b1")(sources, {title: "CounterB1"})
let b2Sinks = isolateDOM(bApp, "b2")(sources, {title: "CounterB2"})
// b*Sinks :: {Component, state$}
// Counters C* use the root state$ and modify it via `action$` sink
let c1Sinks = isolateState(isolateDOM(cApp, "c1"), "c1")(sources, {title: "CounterC1"})
let c2Sinks = isolateState(isolateDOM(cApp, "c2"), "c2")(sources, {title: "CounterC2"})
// c*Sinks :: {Component, action$}
let state$ = D.run(
() => D.makeStore({}),
D.withLog({key}),
)(
D.init(seed),
// Counters A* are irrelevant here
// Counters B* will work without the root state
b1Sinks.state$.skip(1).map(R.set2("b1")),
b2Sinks.state$.skip(1).map(R.set2("b2")),
// Counters C* won't work without the root state
c1Sinks.action$,