Charge tax on products (#4361)

* Initial Anrok integration

* Query cache, fmt, clippy

* Fmt

* Use payment intent function in edit_subscription

* Attach Anrok client, use payments in index_billing

* Integrate Anrok with refunds

* Bug fixes

* More bugfixes

* Fix resubscriptions

* Medal promotion bugfixes

* Use stripe metadata constants everywhere

* Pre-fill values in products_tax_identifiers

* Cleanup billing route module

* Cleanup

* Email notification for tax charge

* Don't charge tax on users which haven't been notified of tax change

* Fix taxnotification.amount templates

* Update .env.docker-compose

* Update .env.local

* Clippy

* Fmt

* Query cache

* Periodically update tax amount on upcoming charges

* Fix queries

* Skip indexing tax amount on charges if no charges to process

* chore: query cache, clippy, fmt

* Fix a lot of things

* Remove test code

* chore: query cache, clippy, fmt

* Fix money formatting

* Fix conflicts

* Extra documentation, handle tax association properly

* Track loss in tax drift

* chore: query cache, clippy, fmt

* Add subscription.id variable

* chore: query cache, clippy, fmt

* chore: query cache, clippy, fmt

apps/labrinth/src/models/v2/notifications.rs

@@ -1,7 +1,9 @@
 use crate::models::ids::{ThreadMessageId, VersionId};
+use crate::models::v3::billing::PriceDuration;
 use crate::models::{
     ids::{
         NotificationId, OrganizationId, ProjectId, ReportId, TeamId, ThreadId,
+        UserSubscriptionId,
     },
     notifications::{Notification, NotificationAction, NotificationBody},
     projects::ProjectStatus,
@@ -37,6 +39,17 @@ pub struct LegacyNotificationAction {
 #[derive(Serialize, Deserialize)]
 #[serde(tag = "type", rename_all = "snake_case")]
 pub enum LegacyNotificationBody {
+    TaxNotification {
+        subscription_id: UserSubscriptionId,
+        old_amount: i64,
+        old_tax_amount: i64,
+        new_amount: i64,
+        new_tax_amount: i64,
+        billing_interval: PriceDuration,
+        currency: String,
+        due: DateTime<Utc>,
+        service: String,
+    },
     ProjectUpdate {
         project_id: ProjectId,
         version_id: VersionId,
@@ -198,6 +211,9 @@ impl LegacyNotification {
             NotificationBody::PaymentFailed { .. } => {
                 Some("payment_failed".to_string())
             }
+            NotificationBody::TaxNotification { .. } => {
+                Some("tax_notification".to_string())
+            }
             NotificationBody::PayoutAvailable { .. } => {
                 Some("payout_available".to_string())
             }
@@ -341,6 +357,27 @@ impl LegacyNotification {
                 new_email,
                 to_email,
             },
+            NotificationBody::TaxNotification {
+                subscription_id,
+                old_amount,
+                old_tax_amount,
+                new_amount,
+                new_tax_amount,
+                billing_interval,
+                currency,
+                due,
+                service,
+            } => LegacyNotificationBody::TaxNotification {
+                subscription_id,
+                old_amount,
+                old_tax_amount,
+                new_amount,
+                new_tax_amount,
+                billing_interval,
+                due,
+                service,
+                currency,
+            },
             NotificationBody::PaymentFailed { amount, service } => {
                 LegacyNotificationBody::PaymentFailed { amount, service }
             }

apps/labrinth/src/models/v3/billing.rs

@@ -66,6 +66,15 @@ pub enum Price {
     },
 }
 
+impl Price {
+    pub fn get_interval(&self, interval: PriceDuration) -> Option<i32> {
+        match self {
+            Price::OneTime { .. } => None,
+            Price::Recurring { intervals } => intervals.get(&interval).copied(),
+        }
+    }
+}
+
 #[derive(Serialize, Deserialize, Hash, Eq, PartialEq, Debug, Copy, Clone)]
 #[serde(rename_all = "kebab-case")]
 pub enum PriceDuration {
@@ -175,6 +184,16 @@ pub enum SubscriptionMetadata {
     Medal { id: String },
 }
 
+impl SubscriptionMetadata {
+    pub fn is_medal(&self) -> bool {
+        matches!(self, SubscriptionMetadata::Medal { .. })
+    }
+
+    pub fn is_pyro(&self) -> bool {
+        matches!(self, SubscriptionMetadata::Pyro { .. })
+    }
+}
+
 #[derive(Serialize, Deserialize)]
 pub struct Charge {
     pub id: ChargeId,

apps/labrinth/src/models/v3/notifications.rs

@@ -2,6 +2,7 @@ use super::ids::*;
 use crate::database::models::notification_item::DBNotification;
 use crate::database::models::notification_item::DBNotificationAction;
 use crate::database::models::notifications_deliveries_item::DBNotificationDelivery;
+use crate::models::billing::PriceDuration;
 use crate::models::ids::{
     NotificationId, ProjectId, ReportId, TeamId, ThreadId, ThreadMessageId,
     VersionId,
@@ -46,6 +47,7 @@ pub enum NotificationType {
     PasswordRemoved,
     EmailChanged,
     PaymentFailed,
+    TaxNotification,
     PatCreated,
     ModerationMessageReceived,
     ReportStatusUpdated,
@@ -76,7 +78,9 @@ impl NotificationType {
             NotificationType::PasswordRemoved => "password_removed",
             NotificationType::EmailChanged => "email_changed",
             NotificationType::PaymentFailed => "payment_failed",
+            NotificationType::TaxNotification => "tax_notification",
             NotificationType::PatCreated => "pat_created",
+            NotificationType::PayoutAvailable => "payout_available",
             NotificationType::ModerationMessageReceived => {
                 "moderation_message_received"
             }
@@ -87,7 +91,6 @@ impl NotificationType {
             }
             NotificationType::ProjectStatusNeutral => "project_status_neutral",
             NotificationType::ProjectTransferred => "project_transferred",
-            NotificationType::PayoutAvailable => "payout_available",
             NotificationType::Unknown => "unknown",
         }
     }
@@ -110,18 +113,7 @@ impl NotificationType {
             "password_removed" => NotificationType::PasswordRemoved,
             "email_changed" => NotificationType::EmailChanged,
             "payment_failed" => NotificationType::PaymentFailed,
-            "pat_created" => NotificationType::PatCreated,
-            "moderation_message_received" => {
-                NotificationType::ModerationMessageReceived
-            }
-            "report_status_updated" => NotificationType::ReportStatusUpdated,
-            "report_submitted" => NotificationType::ReportSubmitted,
-            "project_status_approved" => {
-                NotificationType::ProjectStatusApproved
-            }
-            "project_status_neutral" => NotificationType::ProjectStatusNeutral,
-            "project_transferred" => NotificationType::ProjectTransferred,
-            "payout_available" => NotificationType::PayoutAvailable,
+            "tax_notification" => NotificationType::TaxNotification,
             "unknown" => NotificationType::Unknown,
             _ => NotificationType::Unknown,
         }
@@ -218,6 +210,17 @@ pub enum NotificationBody {
         amount: String,
         service: String,
     },
+    TaxNotification {
+        subscription_id: UserSubscriptionId,
+        new_amount: i64,
+        new_tax_amount: i64,
+        old_amount: i64,
+        old_tax_amount: i64,
+        billing_interval: PriceDuration,
+        currency: String,
+        due: DateTime<Utc>,
+        service: String,
+    },
     PayoutAvailable {
         date_available: DateTime<Utc>,
         amount: f64,
@@ -293,6 +296,9 @@ impl NotificationBody {
             NotificationBody::PaymentFailed { .. } => {
                 NotificationType::PaymentFailed
             }
+            NotificationBody::TaxNotification { .. } => {
+                NotificationType::TaxNotification
+            }
             NotificationBody::PayoutAvailable { .. } => {
                 NotificationType::PayoutAvailable
             }
@@ -522,6 +528,12 @@ impl From<DBNotification> for Notification {
                     "#".to_string(),
                     vec![],
                 ),
+                NotificationBody::TaxNotification { .. } => (
+                    "Tax notification".to_string(),
+                    "You've received a tax notification.".to_string(),
+					"#".to_string(),
+                    vec![],
+				),
                 NotificationBody::PayoutAvailable { .. } => (
                     "Payout available".to_string(),
                     "A payout is available!".to_string(),