restructured all the reminder creation stuff into builders
This commit is contained in:
416
src/models/reminder/mod.rs
Normal file
416
src/models/reminder/mod.rs
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@ -0,0 +1,416 @@
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pub mod builder;
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pub mod content;
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pub mod errors;
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mod helper;
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pub mod look_flags;
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use serenity::{
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client::Context,
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model::id::{ChannelId, GuildId, UserId},
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};
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use chrono::NaiveDateTime;
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use crate::{
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models::reminder::{
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errors::InteractionError,
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helper::longhand_displacement,
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look_flags::{LookFlags, TimeDisplayType},
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},
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SQLPool,
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};
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use ring::hmac;
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use sqlx::MySqlPool;
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use std::{
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convert::{TryFrom, TryInto},
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env,
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};
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#[derive(Clone, Copy)]
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pub enum ReminderAction {
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Delete,
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}
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impl ToString for ReminderAction {
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fn to_string(&self) -> String {
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match self {
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Self::Delete => String::from("del"),
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}
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}
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}
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impl TryFrom<&str> for ReminderAction {
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type Error = ();
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fn try_from(value: &str) -> Result<Self, Self::Error> {
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match value {
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"del" => Ok(Self::Delete),
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_ => Err(()),
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}
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}
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}
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#[derive(Debug)]
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pub struct Reminder {
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pub id: u32,
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pub uid: String,
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pub channel: u64,
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pub utc_time: NaiveDateTime,
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pub interval: Option<u32>,
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pub expires: Option<NaiveDateTime>,
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pub enabled: bool,
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pub content: String,
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pub embed_description: String,
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pub set_by: Option<u64>,
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}
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impl Reminder {
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pub async fn from_uid(pool: &MySqlPool, uid: String) -> Option<Self> {
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sqlx::query_as_unchecked!(
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Self,
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"
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SELECT
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reminders.id,
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reminders.uid,
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channels.channel,
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reminders.utc_time,
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reminders.interval,
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reminders.expires,
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reminders.enabled,
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reminders.content,
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reminders.embed_description,
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users.user AS set_by
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FROM
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reminders
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INNER JOIN
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channels
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ON
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reminders.channel_id = channels.id
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LEFT JOIN
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users
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ON
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reminders.set_by = users.id
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WHERE
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reminders.uid = ?
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",
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uid
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)
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.fetch_one(pool)
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.await
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.ok()
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}
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pub async fn from_id(ctx: &Context, id: u32) -> Option<Self> {
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let pool = ctx.data.read().await.get::<SQLPool>().cloned().unwrap();
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sqlx::query_as_unchecked!(
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Self,
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"
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SELECT
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reminders.id,
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reminders.uid,
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channels.channel,
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reminders.utc_time,
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reminders.interval,
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reminders.expires,
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reminders.enabled,
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reminders.content,
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reminders.embed_description,
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users.user AS set_by
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FROM
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reminders
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INNER JOIN
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channels
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ON
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reminders.channel_id = channels.id
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LEFT JOIN
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users
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ON
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reminders.set_by = users.id
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WHERE
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reminders.id = ?
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",
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id
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)
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.fetch_one(&pool)
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.await
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.ok()
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}
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pub async fn from_channel<C: Into<ChannelId>>(
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ctx: &Context,
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channel_id: C,
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flags: &LookFlags,
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) -> Vec<Self> {
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let pool = ctx.data.read().await.get::<SQLPool>().cloned().unwrap();
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let enabled = if flags.show_disabled { "0,1" } else { "1" };
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let channel_id = channel_id.into();
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sqlx::query_as_unchecked!(
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Self,
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"
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SELECT
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reminders.id,
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reminders.uid,
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channels.channel,
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reminders.utc_time,
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reminders.interval,
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reminders.expires,
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reminders.enabled,
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reminders.content,
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reminders.embed_description,
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users.user AS set_by
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FROM
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reminders
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INNER JOIN
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channels
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ON
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reminders.channel_id = channels.id
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LEFT JOIN
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users
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ON
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reminders.set_by = users.id
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WHERE
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channels.channel = ? AND
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FIND_IN_SET(reminders.enabled, ?)
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ORDER BY
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reminders.utc_time
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LIMIT
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?
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",
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channel_id.as_u64(),
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enabled,
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flags.limit
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)
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.fetch_all(&pool)
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.await
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.unwrap()
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}
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pub async fn from_guild(ctx: &Context, guild_id: Option<GuildId>, user: UserId) -> Vec<Self> {
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let pool = ctx.data.read().await.get::<SQLPool>().cloned().unwrap();
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if let Some(guild_id) = guild_id {
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let guild_opt = guild_id.to_guild_cached(&ctx);
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if let Some(guild) = guild_opt {
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let channels = guild
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.channels
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.keys()
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.into_iter()
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.map(|k| k.as_u64().to_string())
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.collect::<Vec<String>>()
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.join(",");
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sqlx::query_as_unchecked!(
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Self,
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"
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SELECT
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reminders.id,
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reminders.uid,
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channels.channel,
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reminders.utc_time,
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reminders.interval,
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reminders.expires,
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reminders.enabled,
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reminders.content,
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reminders.embed_description,
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users.user AS set_by
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FROM
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reminders
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LEFT JOIN
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channels
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ON
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channels.id = reminders.channel_id
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LEFT JOIN
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users
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ON
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reminders.set_by = users.id
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WHERE
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FIND_IN_SET(channels.channel, ?)
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",
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channels
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)
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.fetch_all(&pool)
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.await
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} else {
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sqlx::query_as_unchecked!(
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Self,
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"
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SELECT
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reminders.id,
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reminders.uid,
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channels.channel,
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reminders.utc_time,
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reminders.interval,
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reminders.expires,
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reminders.enabled,
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reminders.content,
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reminders.embed_description,
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users.user AS set_by
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FROM
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reminders
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LEFT JOIN
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channels
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ON
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channels.id = reminders.channel_id
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LEFT JOIN
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users
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ON
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reminders.set_by = users.id
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WHERE
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channels.guild_id = (SELECT id FROM guilds WHERE guild = ?)
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",
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guild_id.as_u64()
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)
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.fetch_all(&pool)
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.await
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}
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} else {
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sqlx::query_as_unchecked!(
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Self,
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"
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SELECT
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reminders.id,
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reminders.uid,
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channels.channel,
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reminders.utc_time,
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reminders.interval,
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reminders.expires,
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reminders.enabled,
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reminders.content,
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reminders.embed_description,
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users.user AS set_by
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FROM
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reminders
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INNER JOIN
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channels
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ON
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channels.id = reminders.channel_id
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LEFT JOIN
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users
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ON
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reminders.set_by = users.id
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WHERE
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channels.id = (SELECT dm_channel FROM users WHERE user = ?)
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",
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user.as_u64()
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)
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.fetch_all(&pool)
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.await
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}
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.unwrap()
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}
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pub fn display_content(&self) -> &str {
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if self.content.is_empty() {
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&self.embed_description
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} else {
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&self.content
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}
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}
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pub fn display(&self, flags: &LookFlags, inter: &str) -> String {
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let time_display = match flags.time_display {
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TimeDisplayType::Absolute => format!("<t:{}>", self.utc_time.timestamp()),
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TimeDisplayType::Relative => format!("<t:{}:R>", self.utc_time.timestamp()),
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};
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if let Some(interval) = self.interval {
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format!(
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"'{}' *{}* **{}**, repeating every **{}** (set by {})",
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self.display_content(),
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&inter,
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time_display,
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longhand_displacement(interval as u64),
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self.set_by
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.map(|i| format!("<@{}>", i))
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.unwrap_or_else(|| "unknown".to_string())
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)
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} else {
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format!(
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"'{}' *{}* **{}** (set by {})",
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self.display_content(),
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&inter,
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time_display,
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self.set_by
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.map(|i| format!("<@{}>", i))
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.unwrap_or_else(|| "unknown".to_string())
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)
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}
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}
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pub async fn from_interaction<U: Into<u64>>(
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ctx: &Context,
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member_id: U,
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payload: String,
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) -> Result<(Self, ReminderAction), InteractionError> {
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let sections = payload.split('.').collect::<Vec<&str>>();
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if sections.len() != 3 {
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Err(InteractionError::InvalidFormat)
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} else {
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let action = ReminderAction::try_from(sections[0])
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.map_err(|_| InteractionError::InvalidAction)?;
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let reminder_id = u32::from_le_bytes(
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base64::decode(sections[1])
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.map_err(|_| InteractionError::InvalidBase64)?
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.try_into()
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.map_err(|_| InteractionError::InvalidSize)?,
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);
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if let Some(reminder) = Self::from_id(ctx, reminder_id).await {
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if reminder.signed_action(member_id, action) == payload {
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Ok((reminder, action))
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} else {
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Err(InteractionError::SignatureMismatch)
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}
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} else {
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Err(InteractionError::NoReminder)
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}
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}
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}
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pub fn signed_action<U: Into<u64>>(&self, member_id: U, action: ReminderAction) -> String {
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let s_key = hmac::Key::new(
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hmac::HMAC_SHA256,
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env::var("SECRET_KEY")
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.expect("No SECRET_KEY provided")
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.as_bytes(),
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);
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let mut context = hmac::Context::with_key(&s_key);
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context.update(&self.id.to_le_bytes());
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context.update(&member_id.into().to_le_bytes());
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let signature = context.sign();
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format!(
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"{}.{}.{}",
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action.to_string(),
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base64::encode(self.id.to_le_bytes()),
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base64::encode(&signature)
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)
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}
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pub async fn delete(&self, ctx: &Context) {
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let pool = ctx.data.read().await.get::<SQLPool>().cloned().unwrap();
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sqlx::query!(
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"
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DELETE FROM reminders WHERE id = ?
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",
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self.id
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)
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.execute(&pool)
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.await
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.unwrap();
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}
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}
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