Handle error and deserialization directly in Zulip MessageApiRequest

Author: Urgau

src/handlers/major_change.rs

@@ -130,8 +130,6 @@ pub(super) async fn handle_input(
                 .await
                 .context("zulip post failed")?;
 
-            let zulip_send_res: crate::zulip::MessageApiResponse = zulip_send_res.json().await?;
-
             let zulip_update_req = crate::zulip::UpdateMessageApiRequest {
                 message_id: zulip_send_res.message_id,
                 topic: Some(&new_topic),

src/handlers/notify_zulip.rs

@@ -218,17 +218,15 @@ pub(super) async fn handle_input<'a>(
                 let msg = msg.replace("{title}", &event.issue.title);
                 let msg = replace_team_to_be_nominated(&event.issue.labels, msg);
 
-                let resp = crate::zulip::MessageApiRequest {
+                let req = crate::zulip::MessageApiRequest {
                     recipient,
                     content: &msg,
                 }
                 .send(&ctx.github.raw())
-                .await?;
+                .await;
 
-                let status = resp.status();
-                let body = resp.text().await?;
-                if !status.is_success() {
-                    log::error!("Failed to send notification to Zulip {}", body);
+                if let Err(err) = req {
+                    log::error!("Failed to send notification to Zulip {}", err);
                 }
             }
         }

src/zulip.rs

@@ -475,18 +475,8 @@ async fn execute_for_other_user(
     .send(ctx.github.raw())
     .await;
 
-    match res {
-        Ok(resp) => {
-            if !resp.status().is_success() {
-                log::error!(
-                    "Failed to notify real user about command: response: {:?}",
-                    resp
-                );
-            }
-        }
-        Err(err) => {
-            log::error!("Failed to notify real user about command: {:?}", err);
-        }
+    if let Err(err) = res {
+        log::error!("Failed to notify real user about command: {:?}", err);
     }
 
     Ok(Some(output))
@@ -591,7 +581,7 @@ impl<'a> MessageApiRequest<'a> {
         self.recipient.url()
     }
 
-    pub async fn send(&self, client: &reqwest::Client) -> anyhow::Result<reqwest::Response> {
+    pub async fn send(&self, client: &reqwest::Client) -> anyhow::Result<MessageApiResponse> {
         let bot_api_token = env::var("ZULIP_API_TOKEN").expect("ZULIP_API_TOKEN");
 
         #[derive(serde::Serialize)]
@@ -604,7 +594,7 @@ impl<'a> MessageApiRequest<'a> {
             content: &'a str,
         }
 
-        Ok(client
+        let resp = client
             .post(format!("{}/api/v1/messages", *ZULIP_URL))
             .basic_auth(&*ZULIP_BOT_EMAIL, Some(&bot_api_token))
             .form(&SerializedApi {
@@ -623,11 +613,30 @@ impl<'a> MessageApiRequest<'a> {
                 content: self.content,
             })
             .send()
-            .await?)
+            .await
+            .context("fail sending Zulip message")?;
+
+        let status = resp.status();
+
+        if !status.is_success() {
+            let body = resp
+                .text()
+                .await
+                .context("fail receiving Zulip API response (when sending a message)")?;
+
+            anyhow::bail!(body)
+        }
+
+        let resp: MessageApiResponse = resp
+            .json()
+            .await
+            .context("fail receiving the JSON Zulip Api reponse (when sending a message)")?;
+
+        Ok(resp)
     }
 }
 
-#[derive(serde::Deserialize)]
+#[derive(Debug, serde::Deserialize)]
 pub struct MessageApiResponse {
     #[serde(rename = "id")]
     pub message_id: u64,
@@ -833,11 +842,6 @@ struct ResponseNotRequired {
     response_not_required: bool,
 }
 
-#[derive(serde::Deserialize, Debug)]
-struct SentMessage {
-    id: u64,
-}
-
 #[derive(serde::Serialize, Debug, Copy, Clone)]
 struct AddReaction<'a> {
     message_id: u64,
@@ -911,14 +915,10 @@ async fn post_waiter(
     }
     .send(ctx.github.raw())
     .await?;
-    let body = posted.text().await?;
-    let message_id = serde_json::from_str::<SentMessage>(&body)
-        .with_context(|| format!("{:?} did not deserialize as SentMessage", body))?
-        .id;
 
     for reaction in waiting.emoji {
         AddReaction {
-            message_id,
+            message_id: posted.message_id,
             emoji_name: reaction,
         }
         .send(&ctx.github.raw())