File size: 7,017 Bytes
cc83df3
 
 
 
 
 
 
ebe102a
 
cc83df3
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ebe102a
 
 
cc83df3
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ebe102a
cc83df3
 
ebe102a
 
cc83df3
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ebe102a
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
import os
from typing import List, Dict
import time
from openai import OpenAI
from assistant_file_handler import FileHandler
from openai.types.beta.thread import Thread
from openai.types.beta.threads.message import Message
from openai.types.beta.vector_stores.vector_store_file import VectorStoreFile


import structlog
from openai.pagination import SyncCursorPage


class OAIAssistant:
    def __init__(self, assistant_id, vectorstore_id) -> None:
        self.file_handler = FileHandler()
        self.assistant_id = assistant_id
        self.vectorstore_id = vectorstore_id
        self.client = OpenAI()
        self.openai_assistant = self.client.beta.assistants.retrieve(
            assistant_id=self.assistant_id
        )
        self.log = structlog.get_logger()

    def create(self):
        pass

    def add_file(self, file_path: str):
        file_id = self.file_handler.add(file_path=file_path).id
        self.client.beta.vector_stores.files.create(
            file_id=file_id, vector_store_id=self.vectorstore_id
        )

    def remove_file(self, file_id: str):
        self.client.beta.vector_stores.files.delete(
            file_id=file_id, vector_store_id=self.vectorstore_id
        )
        self.log.info(
            f"OAIAssistant: Deleted file with id {file_id} from vector database"
        )
        self.file_handler.remove(file_id=file_id)
        self.log.info(f"OAIAssistant: Deleted file with id {file_id} from file storage")

    def chat(self, query: str, thread_id: str):
        try:
            if not thread_id:
                thread = self.create_thread().id
                thread_id = thread.id
            # else:
            #     thread_id = self.client.beta.threads.retrieve(thread_id).id

            self.client.beta.threads.messages.create(
                thread_id=thread_id,
                role="user",
                content=query,
            )
            self.log.info(
                "OAIAssistant: Message added to thread",
                thread_id=thread_id,
                query=query,
            )

            new_message, message_file_ids = self.__run_assistant(thread_id=thread_id)
            file_paths = []
            for msg_file_id in message_file_ids:
                png_file_path = f"./tmp/{msg_file_id}.png"
                self.__convert_file_to_png(
                    file_id=msg_file_id, write_path=png_file_path
                )
                file_paths.append(png_file_path)

            file_ids = self.__add_files(file_paths=file_paths)

            self.client.beta.threads.messages.create(
                thread_id=thread_id,
                role="assistant",
                content=new_message,
                attachments=[
                    {"file_id": file_id, "tools": [{"type": "file_search"}]}
                    for _, file_id in file_ids.items()
                ]
                if file_ids
                else None,
            )
            self.log.info(
                "OAIAssistant: Assistant response generated", response=new_message
            )
            return new_message
        except Exception as e:
            self.log.error("OAIAssistant: Error generating response", error=str(e))
            return "OAIAssistant: An error occurred while generating the response."

    def create_thread(self) -> Thread:
        thread: Thread = self.client.beta.threads.create(
            tool_resources={"file_search": {"vector_store_ids": [self.vectorstore_id]}}
        )
        return thread

    def delete_thread(self, thread_id: str):
        self.client.beta.threads.delete(thread_id=thread_id)
        self.log.info(f"OAIAssistant: Deleted thread with id: {thread_id}")

    def __convert_file_to_png(self, file_id, write_path):
        try:
            data = self.client.files.content(file_id)
            data_bytes = data.read()
            with open(write_path, "wb") as file:
                file.write(data_bytes)
            self.log.info("OAIAssistant: File converted to PNG", file_path=write_path)
        except Exception as e:
            self.log.error("OAIAssistant: Error converting file to PNG", error=str(e))
            raise

    def __add_files(self, file_paths: List[str]) -> Dict[str, str]:
        try:
            files = {}
            for file in file_paths:
                filename = os.path.basename(file)
                file = self.file_handler.add(file)
                files[filename] = file.id
            self.log.info("OAIAssistant: Files added", files=files)
            return files
        except Exception as e:
            self.log.error("OAIAssistant: Error adding files", error=str(e))
            raise

    def __run_assistant(self, thread_id: str):
        try:
            run = self.client.beta.threads.runs.create(
                thread_id=thread_id,
                assistant_id=self.assistant_id,
            )
            self.log.info("OAIAssistant: Assistant run started", run_id=run.id)

            while run.status != "completed":
                time.sleep(1)
                run = self.client.beta.threads.runs.retrieve(
                    thread_id=thread_id, run_id=run.id
                )
                if run.status == "failed":
                    self.log.error(
                        "OAIAssistant: Assistant run failed",
                        run_id=run.id,
                    )
                    self.log.info(run)

                    return "OAIAssistant: Error in generating response", []

            messages: SyncCursorPage[Message] = self.client.beta.threads.messages.list(
                thread_id=thread_id, run_id=run.id
            )
            new_message, file_ids = self.__extract_messages(messages)

            return new_message, file_ids
        except Exception as e:
            self.log.error("OAIAssistant: Error running assistant", error=str(e))
            raise

    def __extract_messages(self, messages: SyncCursorPage[Message]):
        try:
            new_message = ""
            file_ids = []
            for message in messages.data:
                if message.content[0].type == "text":
                    new_message += message.content[0].text.value
                elif message.content[0].type == "image_file":
                    new_message += "Image File:\n"
                    new_message += message.content[0].image_file.file_id
                    new_message += "\n\n"
                    file_ids.append(message.content[0].image_file.file_id)
            self.log.info("OAIAssistant: Messages extracted", message=new_message)
            return new_message, file_ids
        except Exception as e:
            self.log.error("OAIAssistant: Error extracting messages", error=str(e))
            raise

    def get_files_list(self):
        files: SyncCursorPage[VectorStoreFile] = (
            self.client.beta.vector_stores.files.list(
                vector_store_id=self.vectorstore_id
            )
        )
        return [file.id for file in files]