use std::ops::RangeInclusive;

use leptos::{Signal, View};

use super::{ControlBuilder, ControlData, ControlRenderData, ValidatedControlData};
use crate::{form::FormToolData, form_builder::FormBuilder, styles::FormStyle};

#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Default)]
pub struct StepperData {
    pub(crate) name: String,
    pub(crate) label: Option<String>,
    pub(crate) step: Option<i32>,
    pub(crate) min: Option<i32>,
    pub(crate) max: Option<i32>,
}

impl ControlData for StepperData {
    type ReturnType = String;

    fn build_control<FS: FormStyle>(
        fs: &FS,
        control: ControlRenderData<FS, Self>,
        value_getter: Signal<Self::ReturnType>,
        value_setter: Box<dyn Fn(Self::ReturnType)>,
        validation_state: Signal<Result<(), String>>,
    ) -> View {
        fs.stepper(control, value_getter, value_setter, validation_state)
    }
}
impl ValidatedControlData for StepperData {}

impl<FD: FormToolData, FS: FormStyle, CX: 'static> FormBuilder<FD, FS, CX> {
    pub fn stepper<FDT: Clone + PartialEq + 'static>(
        self,
        builder: impl Fn(
            ControlBuilder<FD, FS, StepperData, FDT>,
        ) -> ControlBuilder<FD, FS, StepperData, FDT>,
    ) -> Self {
        self.new_control(builder)
    }
}

impl<FD: FormToolData, FS: FormStyle, FDT> ControlBuilder<FD, FS, StepperData, FDT> {
    pub fn named(mut self, control_name: impl ToString) -> Self {
        self.data.name = control_name.to_string();
        self
    }

    pub fn labeled(mut self, label: impl ToString) -> Self {
        self.data.label = Some(label.to_string());
        self
    }

    pub fn step(mut self, step: i32) -> Self {
        self.data.step = Some(step);
        self
    }

    pub fn min(mut self, min: i32) -> Self {
        self.data.min = Some(min);
        self
    }

    pub fn max(mut self, max: i32) -> Self {
        self.data.max = Some(max);
        self
    }

    pub fn range(mut self, range: RangeInclusive<i32>) -> Self {
        self.data.min = Some(*range.start());
        self.data.max = Some(*range.end());
        self
    }
}