api(jsonrpc): add state attribute to call info

Existing boolean attributes removed.

deltachat-jsonrpc/src/api/types/calls.rs

@@ -1,5 +1,6 @@
 use anyhow::Result;
 
+use deltachat::calls::{call_state, CallState};
 use deltachat::context::Context;
 use deltachat::message::MsgId;
 use serde::Serialize;
@@ -8,46 +9,79 @@ use typescript_type_def::TypeDef;
 #[derive(Serialize, TypeDef, schemars::JsonSchema)]
 #[serde(rename = "CallInfo", rename_all = "camelCase")]
 pub struct JsonrpcCallInfo {
-    /// True if the call is an incoming call.
-    pub is_incoming: bool,
-
-    /// True if the call should not ring anymore.
-    pub is_stale: bool,
-
-    /// True if the call is accepted.
-    pub is_accepted: bool,
-
-    /// True if the call has been ended.
-    pub is_ended: bool,
-
-    /// Call duration in seconds.
-    pub duration: i64,
-
     /// SDP offer.
     ///
     /// Can be used to manually answer the call
     /// even if incoming call event was missed.
     pub sdp_offer: String,
+
+    /// Call state.
+    ///
+    /// For example, if the call is accepted, active, cancelled, declined etc.
+    pub state: JsonrpcCallState,
 }
 
 impl JsonrpcCallInfo {
     pub async fn from_msg_id(context: &Context, msg_id: MsgId) -> Result<JsonrpcCallInfo> {
         let call_info = context.load_call_by_id(msg_id).await?;
-
-        let is_incoming = call_info.is_incoming();
-        let is_stale = call_info.is_stale();
-        let is_accepted = call_info.is_accepted();
-        let is_ended = call_info.is_ended();
-        let duration = call_info.duration_seconds();
         let sdp_offer = call_info.place_call_info.clone();
+        let state = JsonrpcCallState::from_msg_id(context, msg_id).await?;
 
-        Ok(JsonrpcCallInfo {
-            is_incoming,
-            is_stale,
-            is_accepted,
-            is_ended,
-            duration,
-            sdp_offer,
-        })
+        Ok(JsonrpcCallInfo { sdp_offer, state })
+    }
+}
+
+#[derive(Serialize, TypeDef, schemars::JsonSchema)]
+#[serde(rename = "CallState", tag = "kind")]
+pub enum JsonrpcCallState {
+    /// Fresh incoming or outgoing call that is still ringing.
+    ///
+    /// There is no separate state for outgoing call
+    /// that has been dialled but not ringing on the other side yet
+    /// as we don't know whether the other side received our call.
+    Alerting,
+
+    /// Active call.
+    Active,
+
+    /// Completed call that was once active
+    /// and then was terminated for any reason.
+    Completed {
+        /// Call duration in seconds.
+        duration: i64,
+    },
+
+    /// Incoming call that was not picked up within a timeout
+    /// or was explicitly ended by the caller before we picked up.
+    Missed,
+
+    /// Incoming call that was explicitly ended on our side
+    /// before picking up or outgoing call
+    /// that was declined before the timeout.
+    Declined,
+
+    /// Outgoing call that has been cancelled on our side
+    /// before receiving a response.
+    ///
+    /// Incoming calls cannot be cancelled,
+    /// on the receiver side cancelled calls
+    /// usually result in missed calls.
+    Cancelled,
+}
+
+impl JsonrpcCallState {
+    pub async fn from_msg_id(context: &Context, msg_id: MsgId) -> Result<JsonrpcCallState> {
+        let call_state = call_state(context, msg_id).await?;
+
+        let jsonrpc_call_state = match call_state {
+            CallState::Alerting => JsonrpcCallState::Alerting,
+            CallState::Active => JsonrpcCallState::Active,
+            CallState::Completed { duration } => JsonrpcCallState::Completed { duration },
+            CallState::Missed => JsonrpcCallState::Missed,
+            CallState::Declined => JsonrpcCallState::Declined,
+            CallState::Cancelled => JsonrpcCallState::Cancelled,
+        };
+
+        Ok(jsonrpc_call_state)
     }
 }