Brushed up the backend, added writing task 1 academic prompt gen and grading ENCOA-274

ielts_be/services/impl/exam/reading/fill_blanks.py

@@ -0,0 +1,73 @@
+import uuid
+
+from ielts_be.configs.constants import GPTModels, TemperatureSettings
+from ielts_be.helpers import ExercisesHelper
+from ielts_be.services import ILLMService
+
+
+class FillBlanks:
+
+    def __init__(self, llm: ILLMService):
+        self._llm = llm
+
+    async def gen_summary_fill_blanks_exercise(
+            self, text: str, quantity: int, start_id, difficulty, num_random_words: int = 1
+    ):
+        messages = [
+            {
+                "role": "system",
+                "content": (
+                    'You are a helpful assistant designed to output JSON on this format: { "summary": "summary" }'
+                )
+            },
+            {
+                "role": "user",
+                "content": f'Summarize this text: "{text}"'
+
+            }
+        ]
+
+        response = await self._llm.prediction(
+            GPTModels.GPT_4_O, messages, ["summary"], TemperatureSettings.GEN_QUESTION_TEMPERATURE
+        )
+
+        messages = [
+            {
+                "role": "system",
+                "content": (
+                    'You are a helpful assistant designed to output JSON on this format: '
+                    '{"words": ["word_1", "word_2"] }'
+                )
+            },
+            {
+                "role": "user",
+                "content": (
+                        f'Select {quantity} {difficulty} difficulty words, it must be words and not expressions, '
+                        f'from this:\n{response["summary"]}'
+                )
+            }
+        ]
+
+        words_response = await self._llm.prediction(
+            GPTModels.GPT_4_O, messages, ["words"], TemperatureSettings.GEN_QUESTION_TEMPERATURE
+        )
+
+        response["words"] = words_response["words"]
+        replaced_summary = ExercisesHelper.replace_first_occurrences_with_placeholders(
+            response["summary"], response["words"], start_id
+        )
+        options_words = ExercisesHelper.add_random_words_and_shuffle(response["words"], num_random_words)
+        solutions = ExercisesHelper.fillblanks_build_solutions_array(response["words"], start_id)
+
+        return {
+            "allowRepetition": True,
+            "id": str(uuid.uuid4()),
+            "prompt": (
+                "Complete the summary below. Write the letter of the corresponding word(s) for it.\\nThere are "
+                "more words than spaces so you will not use them all. You may use any of the words more than once."
+            ),
+            "solutions": solutions,
+            "text": replaced_summary,
+            "type": "fillBlanks",
+            "words": options_words
+        }