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use crate::{class::Class, icon::SvgIcon};
use dioxus::prelude::*;
use dioxus_free_icons::icons::fa_solid_icons::{FaArrowLeft, FaArrowRight};
use zino_core::SharedString;
/// A vertical menu used in the navigation aside.
pub fn Pagination(props: PaginationProps) -> Element {
let total = props.total;
let page_size = props.page_size.max(1);
let current_page = props.current_page.max(1);
let page_count = total.div_ceil(page_size);
if total == 0 || page_count <= 1 {
return rsx! {};
}
rsx! {
nav {
class: "{props.class} is-centered",
a {
class: "pagination-previous",
class: if current_page == 1 || page_count <= 5 { "is-invisible" },
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page - 1);
}
},
if let Some(prev) = props.prev {
{ prev }
} else {
SvgIcon {
shape: FaArrowLeft,
width: 16,
}
span {
class: "ml-1",
{ props.prev_text }
}
}
}
ul {
class: "pagination-list",
if current_page > 2 {
li {
a {
class: "pagination-link",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(1);
}
},
"1"
}
}
}
if current_page > 3 && page_count > 5 {
li {
span {
class: "pagination-ellipsis",
"…"
}
}
}
if current_page > 4 && page_count < current_page + 1 {
li {
a {
class: "pagination-link",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page - 3);
}
},
"{current_page - 3}"
}
}
}
if current_page > 3 && page_count < current_page + 2 {
li {
a {
class: "pagination-link",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page - 2);
}
},
"{current_page - 2}"
}
}
}
if current_page > 1 {
li {
a {
class: "pagination-link",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page - 1);
}
},
"{current_page - 1}"
}
}
}
li {
a {
class: "pagination-link is-current",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page);
}
},
"{current_page}"
}
}
if current_page < page_count {
li {
a {
class: "pagination-link",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page + 1);
}
},
"{current_page + 1}"
}
}
}
if current_page < 3 && page_count > current_page + 2 {
li {
a {
class: "pagination-link",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page + 2);
}
},
"{current_page + 2}"
}
}
}
if current_page < 2 && page_count > current_page + 3 {
li {
a {
class: "pagination-link",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page + 3);
}
},
"{current_page + 3}"
}
}
}
if page_count > current_page + 2 && page_count > 5 {
li {
span {
class: "pagination-ellipsis",
"…"
}
}
}
if page_count > current_page + 1 {
li {
a {
class: "pagination-link",
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(page_count);
}
},
"{page_count}"
}
}
}
}
a {
class: "pagination-next",
class: if total <= current_page * page_size || page_count <= 5 { "is-invisible" },
onclick: move |_| {
if let Some(handler) = props.on_change.as_ref() {
handler.call(current_page + 1);
}
},
if let Some(next) = props.next {
{ next }
} else {
span {
class: "mr-1",
{ props.next_text }
}
SvgIcon {
shape: FaArrowRight,
width: 16,
}
}
}
}
}
}
/// The [`Pagination`] properties struct for the configuration of the component.
#[derive(Clone, PartialEq, Props)]
pub struct PaginationProps {
/// The class attribute for the component.
#[props(into, default = "pagination")]
pub class: Class,
/// Total number of data items.
pub total: usize,
/// Number of data items per page.
#[props(default = 10)]
pub page_size: usize,
/// The current page number.
pub current_page: usize,
/// The element for the previous button.
#[props(into, default = "Previous")]
pub prev_text: SharedString,
/// The text for the next button.
#[props(into, default = "Next")]
pub next_text: SharedString,
/// The element for the previous button.
pub prev: Option<Element>,
/// The element for the next button.
pub next: Option<Element>,
/// An event handler to be called when the page number is changed.
pub on_change: Option<EventHandler<usize>>,
}