caracal 0.3.6

Nostr client for Gemini
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use nostr_sdk::prelude::*;
use windmark_titanesque::{context::RouteContext, response::Response};

use askama::Template;
use rust_i18n::t;
use urlencoding::{decode, encode};

use crate::aska::WindTemplate;
use crate::emoji::*;
use crate::nostru;
use crate::routes::resp_invalid_params;
use crate::user::CaracalUser;
use crate::util::titan_to_blossom;

#[derive(Template)]
#[template(path = "profile_index.gmi", escape = "txt")]
pub struct MyProfileTemplate {
    url: Url,
    npub: String,
    metadata: Option<Metadata>,
}

pub async fn profile_init_reset(
    _: RouteContext,
    user: &'static mut CaracalUser,
) -> Response {
    let default_meta = Metadata::new();

    match user.client.set_metadata(&default_meta).await {
        Ok(_event_id) => Response::temporary_redirect("/profile"),
        Err(_error) => Response::temporary_failure("Error"),
    }
}

pub async fn profile_index(
    ctx: RouteContext,
    user: &'static mut CaracalUser,
) -> Response {
    let pubk = user.signer.get_public_key().await.unwrap();
    let npub = pubk.to_bech32().unwrap();

    let mut usermeta = nostru::fetch_user_metadata(
        &user.client,
        user.signer.get_public_key().await.unwrap(),
    )
    .await;

    if usermeta.is_none()
        && let Ok(_) = user.client.set_metadata(&Metadata::new()).await
    {
        usermeta = nostru::fetch_user_metadata(
            &user.client,
            user.signer.get_public_key().await.unwrap(),
        )
        .await;
    }

    let template = MyProfileTemplate {
        url: ctx.url,
        npub,
        metadata: usermeta,
    };

    Response::success(WindTemplate::render(template))
}

pub async fn profile_edit(
    ctx: RouteContext,
    user: &'static mut CaracalUser,
) -> Response {
    let Some(attr) = ctx.parameters.get("attr") else {
        return resp_invalid_params();
    };

    let Some(value) = ctx.url.query() else {
        let input_message = match attr {
            "about" => t!("type_in_your_biography"),
            "name" => t!("type_in_your_name"),
            "website" => t!("type_in_your_website"),
            _ => format!("Type in the value for: {}", attr).into(),
        };

        return Response::input(input_message);
    };

    let value = decode(value).unwrap();

    let Some(mut metadata) = nostru::fetch_user_metadata(
        &user.client,
        user.signer.get_public_key().await.unwrap(),
    )
    .await
    else {
        return resp_invalid_params();
    };

    match attr {
        "about" => {
            metadata.about = Some(value.into());
        }
        "name" => {
            metadata.name = Some(value.into());
        }
        "nip05" => {
            metadata.nip05 = Some(value.into());
        }
        "lud06" => {
            metadata.lud06 = Some(value.into());
        }
        "lud16" => {
            metadata.lud16 = Some(value.into());
        }
        "display_name" => {
            metadata.display_name = Some(value.into());
        }
        "website" => {
            if let Ok(url) = Url::parse(&value) {
                metadata.website = Some(url.to_string());
            }
        }
        "picture" => {
            if let Ok(url) = Url::parse(&value) {
                metadata.picture = Some(url.to_string());
            }
        }
        "banner" => {
            if let Ok(url) = Url::parse(&value) {
                metadata.banner = Some(url.to_string());
            }
        }
        &_ => todo!(),
    }

    user.client.connect().await;

    match user.client.set_metadata(&metadata).await {
        Ok(_event_id) => Response::permanent_redirect("/profile"),
        Err(_error) => Response::permanent_failure("Error updating metadata"),
    }
}

pub async fn profile_upload(
    ctx: RouteContext,
    user: &'static mut CaracalUser,
) -> Response {
    let Some(rsc) = ctx.titan_rsc else {
        return Response::temporary_failure("No file");
    };

    if let Ok(descriptor) = titan_to_blossom(rsc, user.signer.clone()).await {
        let Some(metadata) = nostru::fetch_user_metadata(
            &user.client,
            user.signer.get_public_key().await.unwrap(),
        )
        .await
        else {
            return resp_invalid_params();
        };

        let metadata = metadata.picture(descriptor.url);

        match user.client.set_metadata(&metadata).await {
            Ok(_event_id) => Response::temporary_redirect(format!(
                "gemini://{}/profile",
                ctx.url.authority()
            )),
            Err(_error) => {
                Response::permanent_failure("Error updating metadata")
            }
        }
    } else {
        Response::temporary_failure(t!("blossom_error"))
    }
}