use async_trait::async_trait;
use twilight_model::channel::message::component::ButtonStyle;

use crate::{
    database::models::UserIncident,
    extras::Extras,
    framework::interactions::{InteractionError, components::Button, context::InteractionContext},
    groups::moderation::get_incident_page,
    state::State,
    utils::get_random_u64,
};

#[derive(Debug)]
pub struct ArrowIncidentButton {
    pub arrow: &'static str,
    pub user_id: u64,
    pub go_to: Option<usize>,
}

#[async_trait]
impl Button<State, Extras> for ArrowIncidentButton {
    fn id(&self) -> Option<String> {
        Some(format!("incidents:arrow:{}", get_random_u64()))
    }

    fn label(&self) -> Option<String> {
        Some(format!("{}", self.arrow))
    }

    fn disabled(&self) -> bool {
        self.go_to.is_none()
    }

    async fn on_press(
        &self,
        ctx: InteractionContext<State, Extras>,
    ) -> Result<(), InteractionError> {
        if !ctx.extras.user.is_moderator {
            ctx.defer().await?;
            return Ok(());
        }

        if let Some(go_to) = self.go_to {
            ctx.edit_original_message(
                get_incident_page(self.user_id, &ctx.rt.state.db, go_to)
                    .await
                    .inspect_err(|e| log::error!("Failed to get incident page: {e:?}"))?
                    .into(),
            )
            .await
            .inspect_err(|e| log::error!("Failed to edit original message: {e:?}"))?;
        } else {
            ctx.defer().await?;
        }

        Ok(())
    }
}

#[derive(Debug)]
pub struct CounterButton {
    pub current: usize,
    pub total: usize,
}

#[async_trait]
impl Button<State, Extras> for CounterButton {
    fn id(&self) -> Option<String> {
        Some("incidents:counter".into())
    }

    fn label(&self) -> Option<String> {
        Some(format!("{}/{}", self.current, self.total))
    }

    fn disabled(&self) -> bool {
        true
    }
}

#[derive(Debug)]
pub struct ExpireIncidentButton {
    pub user_id: u64,
    pub incident_id: u64,
    pub incident_index: usize,
}

#[async_trait]
impl Button<State, Extras> for ExpireIncidentButton {
    fn id(&self) -> Option<String> {
        Some(format!("incidents:expire:{}", get_random_u64()))
    }

    fn label(&self) -> Option<String> {
        Some("Expire Incident".into())
    }

    fn style(&self) -> ButtonStyle {
        ButtonStyle::Danger
    }

    fn disabled(&self) -> bool {
        false
    }

    async fn on_press(
        &self,
        ctx: InteractionContext<State, Extras>,
    ) -> Result<(), InteractionError> {
        if !ctx.extras.user.is_moderator {
            ctx.defer().await?;
            return Ok(());
        }

        UserIncident::expire_by_user_and_incident_id(
            self.user_id,
            self.incident_id,
            &ctx.rt.state.db,
        )
        .await?;

        ctx.edit_original_message(
            get_incident_page(self.user_id, &ctx.rt.state.db, self.incident_index)
                .await
                .inspect_err(|e| log::error!("Failed to get incident page: {e:?}"))?
                .into(),
        )
        .await
        .inspect_err(|e| log::error!("Failed to edit original message: {e:?}"))?;

        Ok(())
    }
}

#[derive(Debug)]
pub struct DeleteIncidentButton {
    pub user_id: u64,
    pub incident_id: u64,
    pub incident_index: usize,
}

#[async_trait]
impl Button<State, Extras> for DeleteIncidentButton {
    fn id(&self) -> Option<String> {
        Some(format!("incidents:delete:{}", get_random_u64()))
    }

    fn label(&self) -> Option<String> {
        Some("Delete Incident".into())
    }

    fn style(&self) -> ButtonStyle {
        ButtonStyle::Danger
    }

    fn disabled(&self) -> bool {
        false
    }

    async fn on_press(
        &self,
        ctx: InteractionContext<State, Extras>,
    ) -> Result<(), InteractionError> {
        if !ctx.extras.user.is_moderator {
            ctx.defer().await?;
            return Ok(());
        }

        UserIncident::delete_by_user_and_incident_id(
            self.user_id,
            self.incident_id,
            &ctx.rt.state.db,
        )
        .await?;

        let new_page_index = self.incident_index.saturating_sub(1);

        ctx.edit_original_message(
            get_incident_page(self.user_id, &ctx.rt.state.db, new_page_index)
                .await
                .inspect_err(|e| log::error!("Failed to get incident page: {e:?}"))?
                .into(),
        )
        .await
        .inspect_err(|e| log::error!("Failed to edit original message: {e:?}"))?;

        Ok(())
    }
}