dioxus/examples/crm.rs

//! Tiny CRM: A port of the Yew CRM example to Dioxus.
use dioxus::prelude::*;
use dioxus_router::prelude::*;

fn main() {
    launch_desktop(app);
}

/// A type alias that reprsents a shared context between components
///
/// Normally we'd wrap the Context in a newtype, but we only have one Signal<Vec<Client>> in this app
type Clients = Signal<Vec<Client>>;

fn app() -> Element {
    use_context_provider::<Clients>(|| Signal::new(vec![]));

    render! {
        link {
            rel: "stylesheet",
            href: "https://unpkg.com/purecss@2.0.6/build/pure-min.css",
            integrity: "sha384-Uu6IeWbM+gzNVXJcM9XV3SohHtmWE+3VGi496jvgX1jyvDTXfdK+rfZc8C1Aehk5",
            crossorigin: "anonymous"
        }

        style {
            "
            .red {{
                background-color: rgb(202, 60, 60) !important;
            }}
        "
        }

        h1 { "Dioxus CRM Example" }

        Router::<Route> {}
    }
}

#[derive(Routable, Clone)]
#[rustfmt::skip]
enum Route {
    #[route("/")]
    ClientList {},

    #[route("/new")]
    ClientAdd {},

    #[route("/settings")]
    Settings {},
}

#[derive(Clone, Debug, Default)]
pub struct Client {
    pub first_name: String,
    pub last_name: String,
    pub description: String,
}

#[component]
fn ClientList() -> Element {
    let mut clients = use_context::<Clients>();

    render! {
        h2 { "List of Clients" }
        Link { to: Route::ClientAdd {}, class: "pure-button pure-button-primary", "Add Client" }
        Link { to: Route::Settings {}, class: "pure-button", "Settings" }
        for client in clients.read().iter() {
            div { class: "client", style: "margin-bottom: 50px",
                p { "Name: {client.first_name} {client.last_name}" }
                p { "Description: {client.description}" }
            }
        }
    }
}

#[component]
fn ClientAdd() -> Element {
    let mut first_name = use_signal(String::new);
    let mut last_name = use_signal(String::new);
    let mut description = use_signal(String::new);

    let submit_client = move |_: FormEvent| {
        consume_context::<Clients>().write().push(Client {
            first_name: first_name.to_string(),
            last_name: last_name.to_string(),
            description: description.to_string(),
        });
        dioxus_router::router().push(Route::ClientList {});
    };

    render! {
        h2 { "Add new Client" }
        form { class: "pure-form pure-form-aligned", onsubmit: submit_client,

            fieldset {
                div { class: "pure-control-group",
                    label { "for": "first_name", "First Name" }
                    input {
                        id: "first_name",
                        r#type: "text",
                        placeholder: "First Name…",
                        required: "",
                        value: "{first_name}",
                        oninput: move |e| first_name.set(e.value())
                    }
                }

                div { class: "pure-control-group",
                    label { "for": "last_name", "Last Name" }
                    input {
                        id: "last_name",
                        r#type: "text",
                        placeholder: "Last Name…",
                        required: "",
                        value: "{last_name}",
                        oninput: move |e| last_name.set(e.value())
                    }
                }

                div { class: "pure-control-group",
                    label { "for": "description", "Description" }
                    textarea {
                        id: "description",
                        placeholder: "Description…",
                        value: "{description}",
                        oninput: move |e| description.set(e.value())
                    }
                }

                div { class: "pure-controls",
                    button { r#type: "submit", class: "pure-button pure-button-primary", "Save" }
                    Link { to: Route::ClientList {}, class: "pure-button pure-button-primary red", "Cancel" }
                }
            }
        }
    }
}

#[component]
fn Settings() -> Element {
    render! {
        h2 { "Settings" }

        button {
            class: "pure-button pure-button-primary red",
            onclick: move |_| consume_context::<Clients>().write().clear(),
            "Remove all Clients"
        }

        Link { to: Route::ClientList {}, class: "pure-button", "Go back" }
    }
}