add --slow option to generate command to increase preview timeout (#1051)

* add --slow option to generate command to increase preview timeout

* format

* update changelog

* update commit hash

Author: oscarlevin

CHANGELOG.md

@@ -9,6 +9,10 @@ Instructions: Add a subsection under `[Unreleased]` for additions, fixes, change
 
 ## [Unreleased]
 
+### Added
+
+- New `--slow` option for `pretext generate` to increase the timeout for interactive preview generation.
+
 ### Changed
 
 - When an update is available, report this on every run of pretext.

pretext/__init__.py

@@ -19,7 +19,7 @@
 VERSION = get_version("pretext", Path(__file__).parent.parent)
 
 
-CORE_COMMIT = "016b805e8716fc8d4246027f3e999c566a57442c"
+CORE_COMMIT = "6b68dbd2e18a547b70a2b4d004bde2de102a6d19"
 
 
 def activate() -> None:

pretext/cli.py

@@ -705,6 +705,13 @@ def build(
     is_flag=True,
     help="Force generation of assets; do not rely on assets in the cache.",
 )
+@click.option(
+    "-s",
+    "--slow",
+    is_flag=True,
+    default=False,
+    help="Increase the timeout for capturing screenshots of interactive elements.  Only needed if some interactive previews are not rendering correctly.",
+)
 @click.pass_context
 @nice_errors
 def generate(
@@ -716,6 +723,7 @@ def generate(
     xmlid: Optional[str],
     clean: bool,
     force: bool,
+    slow: bool,
 ) -> None:
     """
     Generate specified (or all) assets for the default target (first target in "project.ptx"). Asset "generation" is typically
@@ -754,6 +762,7 @@ def generate(
             xmlid=xmlid,
             clean=clean,
             skip_cache=force,
+            slow=slow,
         )
         # Check if there are errors reported by the build by looking at the error_flush_handler.
         if utils.has_errors(error_flush_handler):

pretext/project/__init__.py

@@ -877,6 +877,7 @@ def generate_assets(
         xmlid: t.Optional[str] = None,
         clean: bool = False,
         skip_cache: bool = False,
+        slow: bool = False,
     ) -> None:
         """
         Generates assets for the current target.  Options:
@@ -1145,6 +1146,7 @@ def generate_assets(
                     stringparams=stringparams_copy,
                     xmlid_root=xmlid,
                     dest_dir=self.generated_dir_abspath() / "preview",
+                    method="slow" if slow else "fast",
                 )
                 successful_assets.append("interactive")
             except Exception as e: