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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "time" | ||
|
|
||
| "github.com/stripe/stripe-go/v75" | ||
|
|
||
| "github.com/TheLab-ms/profile/internal/keycloak" | ||
| "github.com/TheLab-ms/profile/internal/stripeutil" | ||
| ) | ||
|
|
||
| func calculateLineItems(user *keycloak.User, priceID string, pc *stripeutil.PriceCache) []*stripe.CheckoutSessionLineItemParams { | ||
| // Migrate existing paypal users at their current rate | ||
| if priceID == "paypal" { | ||
| interval := "month" | ||
| if user.LastPaypalTransactionPrice > 50 { | ||
| interval = "year" | ||
| } | ||
|
|
||
| cents := user.LastPaypalTransactionPrice * 100 | ||
| productID := pc.GetPrices()[0].ProductID // all prices reference the same product | ||
| return []*stripe.CheckoutSessionLineItemParams{{ | ||
| Quantity: stripe.Int64(1), | ||
| PriceData: &stripe.CheckoutSessionLineItemPriceDataParams{ | ||
| Currency: stripe.String("usd"), | ||
| Product: &productID, | ||
| UnitAmountDecimal: ¢s, | ||
| Recurring: &stripe.CheckoutSessionLineItemPriceDataRecurringParams{ | ||
| Interval: &interval, | ||
| }, | ||
| }, | ||
| }} | ||
| } | ||
|
|
||
| return []*stripe.CheckoutSessionLineItemParams{{ | ||
| Price: stripe.String(priceID), | ||
| Quantity: stripe.Int64(1), | ||
| }} | ||
| } | ||
|
|
||
| func calculateDiscount(user *keycloak.User, priceID string, pc *stripeutil.PriceCache) []*stripe.CheckoutSessionDiscountParams { | ||
| if user.DiscountType == "" || priceID == "" { | ||
| return nil | ||
| } | ||
| for _, price := range pc.GetPrices() { | ||
| if price.ID == priceID && price.CouponIDs != nil && price.CouponIDs[user.DiscountType] != "" { | ||
| return []*stripe.CheckoutSessionDiscountParams{{ | ||
| Coupon: stripe.String(price.CouponIDs[user.DiscountType]), | ||
| }} | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func calculateDiscounts(user *keycloak.User, prices []*stripeutil.Price) []*stripeutil.Price { | ||
| if user.DiscountType == "" { | ||
| return prices | ||
| } | ||
| out := make([]*stripeutil.Price, len(prices)) | ||
| for i, price := range prices { | ||
| amountOff := price.CouponAmountsOff[user.DiscountType] | ||
| out[i] = &stripeutil.Price{ | ||
| ID: price.ID, | ||
| ProductID: price.ProductID, | ||
| Annual: price.Annual, | ||
| Price: price.Price - (float64(amountOff) / 100), | ||
| CouponIDs: price.CouponIDs, | ||
| CouponAmountsOff: price.CouponAmountsOff, | ||
| } | ||
| } | ||
| return out | ||
| } | ||
|
|
||
| func calculateBillingCycleAnchor(user *keycloak.User) *int64 { | ||
| if user.LastPaypalTransactionPrice == 0 { | ||
| return nil | ||
| } | ||
|
|
||
| var end time.Time | ||
| if user.LastPaypalTransactionPrice > 41 { | ||
| // Annual | ||
| end = user.LastPaypalTransactionTime.Add(time.Hour * 24 * 365) | ||
| } else { | ||
| // Monthly | ||
| end = user.LastPaypalTransactionTime.Add(time.Hour * 24 * 30) | ||
| } | ||
|
|
||
| // Stripe will throw an error if the cycle anchor is before the current time | ||
| if time.Until(end) < time.Minute { | ||
| return nil | ||
| } | ||
|
|
||
| ts := end.Unix() | ||
| return &ts | ||
| } |