From 3006688bfadd5af84691c82f39abeb54dfdb859a Mon Sep 17 00:00:00 2001
From: Alexander Lyon <arlyon@me.com>
Date: Wed, 5 Apr 2023 14:24:05 +0100
Subject: [PATCH] fix: generate api version from the codegen

---
 openapi/src/main.rs                |  1 +
 openapi/src/metadata.rs            | 14 ++++++++++++++
 openapi/src/spec.rs                |  4 ++++
 src/client/stripe.rs               |  5 +++--
 src/resources/generated.rs         |  1 +
 src/resources/generated/version.rs |  3 +++
 src/resources/types.rs             |  6 ++++++
 7 files changed, 32 insertions(+), 2 deletions(-)
 create mode 100644 src/resources/generated/version.rs

diff --git a/openapi/src/main.rs b/openapi/src/main.rs
index 1c506feca..93fe627e2 100644
--- a/openapi/src/main.rs
+++ b/openapi/src/main.rs
@@ -55,6 +55,7 @@ fn main() -> Result<()> {
     let url_finder = UrlFinder::new().context("couldn't initialize url finder")?;
 
     meta.write_placeholders(&out_path);
+    meta.write_version(&out_path);
 
     // write files and get those files referenced
     let shared_objects = meta
diff --git a/openapi/src/metadata.rs b/openapi/src/metadata.rs
index 0cd4a9502..d5fa44718 100644
--- a/openapi/src/metadata.rs
+++ b/openapi/src/metadata.rs
@@ -140,6 +140,20 @@ impl<'a> Metadata<'a> {
         write(&out_path.as_ref().join("placeholders.rs"), out.as_bytes()).unwrap();
     }
 
+    pub fn write_version<T>(&self, out_path: T)
+    where
+        T: AsRef<Path>,
+    {
+        let mut out = String::new();
+        out.push_str("use crate::ApiVersion;\n\n");
+        out.push_str(&format!(
+            "pub const VERSION: ApiVersion = ApiVersion::V{};",
+            self.spec.version().replace('-', "_")
+        ));
+
+        write(&out_path.as_ref().join("version.rs"), out.as_bytes()).unwrap();
+    }
+
     #[tracing::instrument(skip_all)]
     pub fn get_files(&self) -> Vec<FileGenerator> {
         self.objects
diff --git a/openapi/src/spec.rs b/openapi/src/spec.rs
index 092bd9da2..c229f22ce 100644
--- a/openapi/src/spec.rs
+++ b/openapi/src/spec.rs
@@ -13,6 +13,10 @@ impl Spec {
         Self(spec)
     }
 
+    pub fn version(&self) -> &str {
+        self.0.info.version.as_str()
+    }
+
     fn components(&self) -> &Components {
         self.0.components.as_ref().expect("Spec did not contain `components`!")
     }
diff --git a/src/client/stripe.rs b/src/client/stripe.rs
index c8a9055b2..d3b0aa23d 100644
--- a/src/client/stripe.rs
+++ b/src/client/stripe.rs
@@ -4,8 +4,9 @@ use serde::{de::DeserializeOwned, Serialize};
 use crate::{
     client::{request_strategy::RequestStrategy, BaseClient, Response},
     config::err,
+    generated::core::version::VERSION,
     params::AppInfo,
-    AccountId, ApiVersion, ApplicationId, Headers, StripeError,
+    AccountId, ApplicationId, Headers, StripeError,
 };
 
 static USER_AGENT: &str = concat!("Stripe/v1 RustBindings/", env!("CARGO_PKG_VERSION"));
@@ -33,7 +34,7 @@ impl Client {
             client: BaseClient::new(),
             secret_key: secret_key.into(),
             headers: Headers {
-                stripe_version: ApiVersion::V2020_08_27,
+                stripe_version: VERSION,
                 user_agent: USER_AGENT.to_string(),
                 client_id: None,
                 stripe_account: None,
diff --git a/src/resources/generated.rs b/src/resources/generated.rs
index 8ab7608a9..24cce3a9c 100644
--- a/src/resources/generated.rs
+++ b/src/resources/generated.rs
@@ -45,6 +45,7 @@ pub mod core {
     pub mod tax_deducted_at_source;
     pub mod test_helpers_test_clock;
     pub mod token;
+    pub mod version;
 }
 
 #[path = "generated"]
diff --git a/src/resources/generated/version.rs b/src/resources/generated/version.rs
new file mode 100644
index 000000000..8a98fdbc5
--- /dev/null
+++ b/src/resources/generated/version.rs
@@ -0,0 +1,3 @@
+use crate::ApiVersion;
+
+pub const VERSION: ApiVersion = ApiVersion::V2022_11_15;
diff --git a/src/resources/types.rs b/src/resources/types.rs
index c7604b664..b0ccf607d 100644
--- a/src/resources/types.rs
+++ b/src/resources/types.rs
@@ -188,6 +188,10 @@ pub enum ApiVersion {
     V2019_09_09,
     #[serde(rename = "2020-08-27")]
     V2020_08_27,
+    #[serde(rename = "2022-08-01")]
+    V2022_08_01,
+    #[serde(rename = "2022-11-15")]
+    V2022_11_15,
 }
 
 impl ApiVersion {
@@ -284,6 +288,8 @@ impl ApiVersion {
             ApiVersion::V2019_08_14 => "2019-08-14",
             ApiVersion::V2019_09_09 => "2019-09-09",
             ApiVersion::V2020_08_27 => "2020-08-27",
+            ApiVersion::V2022_08_01 => "2022-08-01",
+            ApiVersion::V2022_11_15 => "2022-11-15",
         }
     }
 }