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//// To read the full documentation for this module, please visit
//// [https://pkg.hayleigh.dev/lustre/api/lustre](https://pkg.hayleigh.dev/lustre/api/lustre)
// IMPORTS ---------------------------------------------------------------------
import gleam/dynamic.{Decoder}
import gleam/map.{Map}
import lustre/effect.{Effect}
import lustre/element.{Element}
// TYPES -----------------------------------------------------------------------
///
pub type App(flags, model, msg)
pub type Error {
AppAlreadyStarted
AppNotYetStarted
BadComponentName
ComponentAlreadyRegistered
ElementNotFound
NotABrowser
}
// CONSTRUCTORS ----------------------------------------------------------------
@target(javascript)
///
pub fn element(element: Element(msg)) -> App(Nil, Nil, msg) {
let init = fn(_) { #(Nil, effect.none()) }
let update = fn(_, _) { #(Nil, effect.none()) }
let view = fn(_) { element }
application(init, update, view)
}
@target(javascript)
///
pub fn simple(
init: fn(flags) -> model,
update: fn(model, msg) -> model,
view: fn(model) -> Element(msg),
) -> App(flags, model, msg) {
let init = fn(flags) { #(init(flags), effect.none()) }
let update = fn(model, msg) { #(update(model, msg), effect.none()) }
application(init, update, view)
}
@target(javascript)
///
@external(javascript, "./lustre.ffi.mjs", "setup")
pub fn application(
init: fn(flags) -> #(model, Effect(msg)),
update: fn(model, msg) -> #(model, Effect(msg)),
view: fn(model) -> Element(msg),
) -> App(flags, model, msg)
@target(javascript)
@external(javascript, "./lustre.ffi.mjs", "setup_component")
pub fn component(
name: String,
init: fn() -> #(model, Effect(msg)),
update: fn(model, msg) -> #(model, Effect(msg)),
view: fn(model) -> Element(msg),
on_attribute_change: Map(String, Decoder(msg)),
) -> Result(Nil, Error)
// EFFECTS ---------------------------------------------------------------------
@target(javascript)
///
@external(javascript, "./lustre.ffi.mjs", "start")
pub fn start(
app: App(flags, model, msg),
selector: String,
flags: flags,
) -> Result(fn(msg) -> Nil, Error)
@external(javascript, "./lustre.ffi.mjs", "destroy")
pub fn destroy(app: App(flags, model, msg)) -> Result(Nil, Error)
// UTILS -----------------------------------------------------------------------
///
@external(javascript, "./lustre.ffi.mjs", "is_browser")
pub fn is_browser() -> Bool {
False
}
///
@external(javascript, "./lustre.ffi.mjs", "is_registered")
pub fn is_registered(_name: String) -> Bool {
False
}
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