141 lines
3.7 KiB
Rust
141 lines
3.7 KiB
Rust
use serde::Serialize;
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use uuid::Uuid;
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use crate::activitypub::{
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actors::types::Actor,
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constants::AP_PUBLIC,
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deliverer::OutgoingActivity,
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identifiers::{local_actor_id, local_object_id},
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types::{build_default_context, Context},
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vocabulary::LIKE,
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};
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use crate::config::Instance;
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use crate::database::{DatabaseClient, DatabaseError};
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use crate::models::posts::types::{Post, Visibility};
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use crate::models::profiles::types::DbActorProfile;
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use crate::models::users::types::User;
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#[derive(Serialize)]
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struct Like {
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#[serde(rename = "@context")]
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context: Context,
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#[serde(rename = "type")]
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activity_type: String,
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id: String,
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actor: String,
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object: String,
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to: Vec<String>,
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cc: Vec<String>,
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}
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pub fn get_like_audience(
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note_author_id: &str,
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note_visibility: &Visibility,
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) -> (Vec<String>, Vec<String>) {
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let mut primary_audience = vec![note_author_id.to_string()];
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if matches!(note_visibility, Visibility::Public) {
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primary_audience.push(AP_PUBLIC.to_string());
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};
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let secondary_audience = vec![];
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(primary_audience, secondary_audience)
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}
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fn build_like(
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instance_url: &str,
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actor_profile: &DbActorProfile,
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object_id: &str,
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reaction_id: &Uuid,
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post_author_id: &str,
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post_visibility: &Visibility,
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) -> Like {
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let activity_id = local_object_id(instance_url, reaction_id);
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let actor_id = local_actor_id(instance_url, &actor_profile.username);
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let (primary_audience, secondary_audience) =
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get_like_audience(post_author_id, post_visibility);
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Like {
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context: build_default_context(),
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activity_type: LIKE.to_string(),
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id: activity_id,
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actor: actor_id,
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object: object_id.to_string(),
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to: primary_audience,
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cc: secondary_audience,
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}
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}
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pub async fn get_like_recipients(
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_db_client: &impl DatabaseClient,
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_instance_url: &str,
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post: &Post,
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) -> Result<Vec<Actor>, DatabaseError> {
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let mut recipients: Vec<Actor> = Vec::new();
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if let Some(remote_actor) = post.author.actor_json.as_ref() {
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recipients.push(remote_actor.clone());
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};
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Ok(recipients)
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}
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pub async fn prepare_like(
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db_client: &impl DatabaseClient,
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instance: &Instance,
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sender: &User,
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post: &Post,
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reaction_id: &Uuid,
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) -> Result<OutgoingActivity, DatabaseError> {
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let recipients = get_like_recipients(
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db_client,
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&instance.url(),
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post,
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).await?;
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let object_id = post.object_id(&instance.url());
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let post_author_id = post.author.actor_id(&instance.url());
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let activity = build_like(
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&instance.url(),
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&sender.profile,
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&object_id,
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reaction_id,
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&post_author_id,
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&post.visibility,
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);
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Ok(OutgoingActivity::new(
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instance,
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sender,
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activity,
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recipients,
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))
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}
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#[cfg(test)]
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mod tests {
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use crate::utils::id::new_uuid;
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use super::*;
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const INSTANCE_URL: &str = "https://example.com";
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#[test]
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fn test_build_like() {
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let author = DbActorProfile::default();
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let post_id = "https://example.com/objects/123";
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let post_author_id = "https://example.com/users/test";
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let reaction_id = new_uuid();
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let activity = build_like(
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INSTANCE_URL,
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&author,
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post_id,
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&reaction_id,
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post_author_id,
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&Visibility::Public,
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);
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assert_eq!(
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activity.id,
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format!("{}/objects/{}", INSTANCE_URL, reaction_id),
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);
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assert_eq!(activity.object, post_id);
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assert_eq!(activity.to, vec![post_author_id, AP_PUBLIC]);
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assert_eq!(activity.cc.is_empty(), true);
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}
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}
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