refactor ai serving modules and crates

apps/aether-gateway/src/ai_serving/planner/spec_metadata.rs

@@ -0,0 +1,53 @@
+use crate::ai_serving::planner::plan_builders::{
+    build_gemini_stream_plan_from_decision, build_gemini_sync_plan_from_decision,
+    build_standard_stream_plan_from_decision, build_standard_sync_plan_from_decision,
+    AiStreamAttempt, AiSyncAttempt,
+};
+use crate::ai_serving::AiExecutionDecision;
+use crate::GatewayError;
+
+pub(crate) use aether_ai_serving::{
+    ai_gemini_files_spec_metadata as local_gemini_files_spec_metadata,
+    ai_openai_image_spec_metadata as local_openai_image_spec_metadata,
+    ai_openai_responses_spec_metadata as local_openai_responses_spec_metadata,
+    ai_requested_model_family_for_same_format_provider as requested_model_family_for_same_format_provider,
+    ai_requested_model_family_for_standard_source as requested_model_family_for_standard_source,
+    ai_requested_model_family_for_video_create as requested_model_family_for_video_create,
+    ai_same_format_provider_spec_metadata as local_same_format_provider_spec_metadata,
+    ai_standard_spec_metadata as local_standard_spec_metadata,
+    ai_video_create_spec_metadata as local_video_create_spec_metadata,
+    AiExecutionSurfaceSpecMetadata as LocalExecutionSurfaceSpecMetadata,
+    AiRequestedModelFamily as RequestedModelFamily,
+};
+
+pub(crate) fn build_sync_plan_from_requested_model_family(
+    family: RequestedModelFamily,
+    parts: &http::request::Parts,
+    body_json: &serde_json::Value,
+    payload: AiExecutionDecision,
+) -> Result<Option<AiSyncAttempt>, GatewayError> {
+    match family {
+        RequestedModelFamily::Standard => {
+            build_standard_sync_plan_from_decision(parts, body_json, payload)
+        }
+        RequestedModelFamily::Gemini => {
+            build_gemini_sync_plan_from_decision(parts, body_json, payload)
+        }
+    }
+}
+
+pub(crate) fn build_stream_plan_from_requested_model_family(
+    family: RequestedModelFamily,
+    parts: &http::request::Parts,
+    body_json: &serde_json::Value,
+    payload: AiExecutionDecision,
+) -> Result<Option<AiStreamAttempt>, GatewayError> {
+    match family {
+        RequestedModelFamily::Standard => {
+            build_standard_stream_plan_from_decision(parts, body_json, payload, false)
+        }
+        RequestedModelFamily::Gemini => {
+            build_gemini_stream_plan_from_decision(parts, body_json, payload)
+        }
+    }
+}