move to monorepo dir

apps/labrinth/src/database/models/charge_item.rs

@@ -0,0 +1,197 @@
+use crate::database::models::{
+    ChargeId, DatabaseError, ProductPriceId, UserId, UserSubscriptionId,
+};
+use crate::models::billing::{ChargeStatus, ChargeType, PriceDuration};
+use chrono::{DateTime, Utc};
+use std::convert::{TryFrom, TryInto};
+
+pub struct ChargeItem {
+    pub id: ChargeId,
+    pub user_id: UserId,
+    pub price_id: ProductPriceId,
+    pub amount: i64,
+    pub currency_code: String,
+    pub status: ChargeStatus,
+    pub due: DateTime<Utc>,
+    pub last_attempt: Option<DateTime<Utc>>,
+
+    pub type_: ChargeType,
+    pub subscription_id: Option<UserSubscriptionId>,
+    pub subscription_interval: Option<PriceDuration>,
+}
+
+struct ChargeResult {
+    id: i64,
+    user_id: i64,
+    price_id: i64,
+    amount: i64,
+    currency_code: String,
+    status: String,
+    due: DateTime<Utc>,
+    last_attempt: Option<DateTime<Utc>>,
+    charge_type: String,
+    subscription_id: Option<i64>,
+    subscription_interval: Option<String>,
+}
+
+impl TryFrom<ChargeResult> for ChargeItem {
+    type Error = serde_json::Error;
+
+    fn try_from(r: ChargeResult) -> Result<Self, Self::Error> {
+        Ok(ChargeItem {
+            id: ChargeId(r.id),
+            user_id: UserId(r.user_id),
+            price_id: ProductPriceId(r.price_id),
+            amount: r.amount,
+            currency_code: r.currency_code,
+            status: ChargeStatus::from_string(&r.status),
+            due: r.due,
+            last_attempt: r.last_attempt,
+            type_: ChargeType::from_string(&r.charge_type),
+            subscription_id: r.subscription_id.map(UserSubscriptionId),
+            subscription_interval: r
+                .subscription_interval
+                .map(|x| PriceDuration::from_string(&x)),
+        })
+    }
+}
+
+macro_rules! select_charges_with_predicate {
+    ($predicate:tt, $param:ident) => {
+        sqlx::query_as!(
+            ChargeResult,
+            r#"
+            SELECT id, user_id, price_id, amount, currency_code, status, due, last_attempt, charge_type, subscription_id, subscription_interval
+            FROM charges
+            "#
+                + $predicate,
+            $param
+        )
+    };
+}
+
+impl ChargeItem {
+    pub async fn upsert(
+        &self,
+        transaction: &mut sqlx::Transaction<'_, sqlx::Postgres>,
+    ) -> Result<ChargeId, DatabaseError> {
+        sqlx::query!(
+            r#"
+            INSERT INTO charges (id, user_id, price_id, amount, currency_code, charge_type, status, due, last_attempt, subscription_id, subscription_interval)
+            VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11)
+            ON CONFLICT (id)
+            DO UPDATE
+                SET status = EXCLUDED.status,
+                    last_attempt = EXCLUDED.last_attempt,
+                    due = EXCLUDED.due,
+                    subscription_id = EXCLUDED.subscription_id,
+                    subscription_interval = EXCLUDED.subscription_interval
+            "#,
+            self.id.0,
+            self.user_id.0,
+            self.price_id.0,
+            self.amount,
+            self.currency_code,
+            self.type_.as_str(),
+            self.status.as_str(),
+            self.due,
+            self.last_attempt,
+            self.subscription_id.map(|x| x.0),
+            self.subscription_interval.map(|x| x.as_str()),
+        )
+            .execute(&mut **transaction)
+        .await?;
+
+        Ok(self.id)
+    }
+
+    pub async fn get(
+        id: ChargeId,
+        exec: impl sqlx::Executor<'_, Database = sqlx::Postgres>,
+    ) -> Result<Option<ChargeItem>, DatabaseError> {
+        let id = id.0;
+        let res = select_charges_with_predicate!("WHERE id = $1", id)
+            .fetch_optional(exec)
+            .await?;
+
+        Ok(res.and_then(|r| r.try_into().ok()))
+    }
+
+    pub async fn get_from_user(
+        user_id: UserId,
+        exec: impl sqlx::Executor<'_, Database = sqlx::Postgres>,
+    ) -> Result<Vec<ChargeItem>, DatabaseError> {
+        let user_id = user_id.0;
+        let res = select_charges_with_predicate!("WHERE user_id = $1 ORDER BY due DESC", user_id)
+            .fetch_all(exec)
+            .await?;
+
+        Ok(res
+            .into_iter()
+            .map(|r| r.try_into())
+            .collect::<Result<Vec<_>, serde_json::Error>>()?)
+    }
+
+    pub async fn get_open_subscription(
+        user_subscription_id: UserSubscriptionId,
+        exec: impl sqlx::Executor<'_, Database = sqlx::Postgres>,
+    ) -> Result<Option<ChargeItem>, DatabaseError> {
+        let user_subscription_id = user_subscription_id.0;
+        let res = select_charges_with_predicate!(
+            "WHERE subscription_id = $1 AND (status = 'open' OR status = 'cancelled')",
+            user_subscription_id
+        )
+        .fetch_optional(exec)
+        .await?;
+
+        Ok(res.and_then(|r| r.try_into().ok()))
+    }
+
+    pub async fn get_chargeable(
+        exec: impl sqlx::Executor<'_, Database = sqlx::Postgres>,
+    ) -> Result<Vec<ChargeItem>, DatabaseError> {
+        let now = Utc::now();
+
+        let res = select_charges_with_predicate!("WHERE (status = 'open' AND due < $1) OR (status = 'failed' AND last_attempt < $1 - INTERVAL '2 days')", now)
+            .fetch_all(exec)
+            .await?;
+
+        Ok(res
+            .into_iter()
+            .map(|r| r.try_into())
+            .collect::<Result<Vec<_>, serde_json::Error>>()?)
+    }
+
+    pub async fn get_unprovision(
+        exec: impl sqlx::Executor<'_, Database = sqlx::Postgres>,
+    ) -> Result<Vec<ChargeItem>, DatabaseError> {
+        let now = Utc::now();
+
+        let res =
+            select_charges_with_predicate!("WHERE (status = 'cancelled' AND due < $1) OR (status = 'failed' AND last_attempt < $1 - INTERVAL '2 days')", now)
+            .fetch_all(exec)
+            .await?;
+
+        Ok(res
+            .into_iter()
+            .map(|r| r.try_into())
+            .collect::<Result<Vec<_>, serde_json::Error>>()?)
+    }
+
+    pub async fn remove(
+        id: ChargeId,
+        transaction: &mut sqlx::Transaction<'_, sqlx::Postgres>,
+    ) -> Result<(), DatabaseError> {
+        sqlx::query!(
+            "
+            DELETE FROM charges
+            WHERE id = $1
+            ",
+            id.0 as i64
+        )
+        .execute(&mut **transaction)
+        .await?;
+
+        Ok(())
+    }
+}