🔨 refactor(embeddings.py): move openai fields formatting to a separate method

✅ test(embeddings_template.py): add tests for openai fields formatting
The openai fields formatting is now done in a separate method, which improves the readability and maintainability of the code. Tests were added to ensure that the formatting is done correctly.

tests/test_embeddings_template.py

@@ -0,0 +1,59 @@
+from langflow.template.field.base import TemplateField
+from langflow.template.frontend_node.embeddings import EmbeddingFrontendNode
+
+
+def test_format_jina_fields():
+    field = TemplateField(name="jina")
+    EmbeddingFrontendNode.format_jina_fields(field)
+    assert field.show is True
+    assert field.advanced is False
+
+    field = TemplateField(name="auth")
+    EmbeddingFrontendNode.format_jina_fields(field)
+    assert field.password is True
+    assert field.show is True
+    assert field.advanced is False
+
+    field = TemplateField(name="jina_api_url")
+    EmbeddingFrontendNode.format_jina_fields(field)
+    assert field.show is True
+    assert field.advanced is True
+    assert field.display_name == "Jina API URL"
+    assert field.password is False
+
+
+def test_format_openai_fields():
+    field = TemplateField(name="openai")
+    EmbeddingFrontendNode.format_openai_fields(field)
+    assert field.show is True
+    assert field.advanced is True
+    assert field.display_name == "OpenAI"
+
+    field = TemplateField(name="openai_api_key")
+    EmbeddingFrontendNode.format_openai_fields(field)
+    assert field.password is True
+    assert field.show is True
+    assert field.advanced is False
+
+
+def test_format_field():
+    field = TemplateField(name="headers")
+    EmbeddingFrontendNode.format_field(field)
+    assert field.show is False
+
+    field = TemplateField(name="jina")
+    EmbeddingFrontendNode.format_field(field)
+    assert field.advanced is False
+    assert field.show is True
+
+    field = TemplateField(name="openai")
+    EmbeddingFrontendNode.format_field(field)
+    assert field.advanced is True
+    assert field.show is True
+    assert field.display_name == "OpenAI"
+
+    field = TemplateField(name="test_field", required=True)
+    EmbeddingFrontendNode.format_field(field)
+    assert field.advanced is False
+    assert field.show is True
+    assert field.required is True