From 1683e2f144674f7b6021e61bce093d28dc373e39 Mon Sep 17 00:00:00 2001
From: Marshall Bowers <git@maxdeviant.com>
Date: Fri, 23 May 2025 11:48:21 -0400
Subject: [PATCH] collab: Prevent canceling the free plan (#31292)

This PR makes it so the Zed Free plan cannot be canceled.

We were already preventing this on the zed.dev side, but this will make
it more airtight.

Release Notes:

- N/A
---
 crates/collab/src/api/billing.rs | 42 ++++++++++++++++++++------------
 1 file changed, 26 insertions(+), 16 deletions(-)

diff --git a/crates/collab/src/api/billing.rs b/crates/collab/src/api/billing.rs
index a0912b7a4ffa2810c87f55d59a977e069f8015a6..f1eace8a5b2dd3c5d4b57f47fe31bfd3c8b59975 100644
--- a/crates/collab/src/api/billing.rs
+++ b/crates/collab/src/api/billing.rs
@@ -269,7 +269,8 @@ async fn list_billing_subscriptions(
                         .and_utc()
                         .to_rfc3339_opts(SecondsFormat::Millis, true)
                 }),
-                is_cancelable: subscription.stripe_subscription_status.is_cancelable()
+                is_cancelable: subscription.kind != Some(SubscriptionKind::ZedFree)
+                    && subscription.stripe_subscription_status.is_cancelable()
                     && subscription.stripe_cancel_at.is_none(),
             })
             .collect(),
@@ -591,23 +592,32 @@ async fn manage_billing_subscription(
             }),
             ..Default::default()
         }),
-        ManageSubscriptionIntent::Cancel => Some(CreateBillingPortalSessionFlowData {
-            type_: CreateBillingPortalSessionFlowDataType::SubscriptionCancel,
-            after_completion: Some(CreateBillingPortalSessionFlowDataAfterCompletion {
-                type_: stripe::CreateBillingPortalSessionFlowDataAfterCompletionType::Redirect,
-                redirect: Some(CreateBillingPortalSessionFlowDataAfterCompletionRedirect {
-                    return_url: format!("{}/account", app.config.zed_dot_dev_url()),
+        ManageSubscriptionIntent::Cancel => {
+            if subscription.kind == Some(SubscriptionKind::ZedFree) {
+                return Err(Error::http(
+                    StatusCode::BAD_REQUEST,
+                    "free subscription cannot be canceled".into(),
+                ));
+            }
+
+            Some(CreateBillingPortalSessionFlowData {
+                type_: CreateBillingPortalSessionFlowDataType::SubscriptionCancel,
+                after_completion: Some(CreateBillingPortalSessionFlowDataAfterCompletion {
+                    type_: stripe::CreateBillingPortalSessionFlowDataAfterCompletionType::Redirect,
+                    redirect: Some(CreateBillingPortalSessionFlowDataAfterCompletionRedirect {
+                        return_url: format!("{}/account", app.config.zed_dot_dev_url()),
+                    }),
+                    ..Default::default()
                 }),
+                subscription_cancel: Some(
+                    stripe::CreateBillingPortalSessionFlowDataSubscriptionCancel {
+                        subscription: subscription.stripe_subscription_id,
+                        retention: None,
+                    },
+                ),
                 ..Default::default()
-            }),
-            subscription_cancel: Some(
-                stripe::CreateBillingPortalSessionFlowDataSubscriptionCancel {
-                    subscription: subscription.stripe_subscription_id,
-                    retention: None,
-                },
-            ),
-            ..Default::default()
-        }),
+            })
+        }
         ManageSubscriptionIntent::StopCancellation => unreachable!(),
     };