use std::path::PathBuf;

//
use clap::Parser;
use color_eyre::Result;

use crate::{execute::Execute, p, FullCtx};

use super::model::{attachment::TrelloAttachmentId, card::TrelloCardId};

#[derive(Parser, Debug)]
pub enum TrelloAttachmentCommand {
    Get {
        #[clap(long, action = clap::ArgAction::SetTrue)]
        dump: bool,

        card_id: String,
        attachment_id: String,
    },
    Save {
        card_id: String,
        attachment_id: String,
        file_name: Option<PathBuf>, // will use file name from attachment if not provided.
    },
}

impl Execute for TrelloAttachmentCommand {
    async fn execute(&self, ctx: &FullCtx) -> Result<()> {
        match self {
            Self::Get {
                dump,
                card_id,
                attachment_id,
            } => {
                let trello_card_id = TrelloCardId::new(card_id);
                let trello_attachment_id = TrelloAttachmentId::new(attachment_id);
                let api_result = ctx
                    .trello_client()
                    .card_attachment(&trello_card_id, &trello_attachment_id)
                    .await;
                if *dump {
                    p!(ctx.prt, "{}", api_result.text);
                } else {
                    let attachment = api_result.result?;
                    p!(ctx.prt, "{}:{}", attachment.name, attachment.url);
                }
                Ok(())
            }
            Self::Save {
                card_id,
                attachment_id,
                file_name,
            } => {
                let trello_card_id = TrelloCardId::new(card_id);
                let trello_attachment_id = TrelloAttachmentId::new(attachment_id);
                let file_name = ctx
                    .trello_client()
                    .save_attachment(&trello_card_id, &trello_attachment_id, file_name.as_ref())
                    .await?;
                p!(ctx.prt, "Wrote: {}", file_name.display());
                Ok(())
            }
        }
    }
}