fix: render fix for titiler-pgstac v1 upgrade (#408)

stac_api/runtime/src/links.py

@@ -46,12 +46,16 @@ def inject_item(self, item: Item) -> None:
         item_id = item.get("id", "")
         item["links"] = item.get("links", [])
         if self.tiler_href:
-            item["links"].append(self._get_item_map_link(item_id))
-            item["assets"]["rendered_preview"] = self._get_item_preview_link(item_id)
+            item["links"].append(self._get_item_map_link(item_id, self.collection_id))
+            item["assets"]["rendered_preview"] = self._get_item_preview_link(
+                item_id, self.collection_id
+            )
 
-    def _get_item_map_link(self, item_id: str) -> Dict[str, Any]:
-        qs = self.render_config.get_full_render_qs(self.collection_id, item_id)
-        href = urljoin(self.tiler_href, f"stac/map?{qs}")
+    def _get_item_map_link(self, item_id: str, collection_id: str) -> Dict[str, Any]:
+        qs = self.render_config.get_full_render_qs()
+        href = urljoin(
+            self.tiler_href, f"collections/{collection_id}/items/{item_id}/map?{qs}"
+        )
 
         return {
             "title": "Map of Item",
@@ -60,9 +64,14 @@ def _get_item_map_link(self, item_id: str) -> Dict[str, Any]:
             "type": "text/html",
         }
 
-    def _get_item_preview_link(self, item_id: str) -> Dict[str, Any]:
-        qs = self.render_config.get_full_render_qs(self.collection_id, item_id)
-        href = urljoin(self.tiler_href, f"stac/preview.png?{qs}")
+    def _get_item_preview_link(
+        self, item_id: str, collection_id: str
+    ) -> Dict[str, Any]:
+        qs = self.render_config.get_full_render_qs()
+        href = urljoin(
+            self.tiler_href,
+            f"collections/{collection_id}/items/{item_id}/preview.png?{qs}",
+        )
 
         return {
             "title": "Rendered preview",

stac_api/runtime/src/render.py

@@ -42,21 +42,16 @@ class RenderConfig(BaseModel):
     mosaic_preview_zoom: Optional[int] = None
     mosaic_preview_coords: Optional[List[float]] = None
 
-    def get_full_render_qs(self, collection: str, item: Optional[str] = None) -> str:
+    def get_full_render_qs(self) -> str:
         """
-        Return the full render query string, including the
-        item, collection, render and assets parameters.
+        Return the full render query string including render and assets parameters.
         """
-        collection_part = f"collection={collection}" if collection else ""
-        item_part = f"&item={item}" if item else ""
-        render_part = self.get_render_params()
-
-        return "".join([collection_part, item_part, render_part])
+        return self.get_render_params()
 
     def get_render_params(self) -> str:
         """Get the render parameters as a query string."""
         params = self.render_params.copy()
-        return f"&{get_param_str(params)}"
+        return f"{get_param_str(params)}"
 
     class Config:
         """Pydantic config class for RenderConfig."""