from dataclasses import dataclass, field
from typing import List, Optional
from rest_framework import serializers
from _utils.gerar_relatorio_modelo_usuario.prompts import (
    prompt_gerar_documento,
    prompt_auxiliar_padrao,
)
from setup.environment import default_model
from django.core.files.uploadedfile import UploadedFile

user_message = "What are the main points of this document?"


prompt_template = """
    Based on the following context, provide multiple key points from the document.
    For each point, create a new paragraph.
    Each paragraph should be a complete, self-contained insight.
    
    Context: {context}
    
    Key points:
    """


class GerarDocumentoInitialSerializer(serializers.Serializer):
    files = serializers.ListField(child=serializers.FileField(), required=True)
    system_prompt = serializers.CharField(required=False, default=prompt_template)
    user_message = serializers.CharField(required=False, default="")
    model = serializers.CharField(required=False, default=default_model)
    hf_embedding = serializers.CharField(required=False, default="all-MiniLM-L6-v2")
    chunk_size = serializers.IntegerField(required=False, default=3500)
    chunk_overlap = serializers.IntegerField(required=False, default=800)


@dataclass
class GerarDocumentoInitialSerializerData:
    files: List[dict]
    system_prompt: str = prompt_template
    user_message: str = ""
    model: str = default_model
    hf_embedding: str = "all-MiniLM-L6-v2"
    chunk_size: int = 3500
    chunk_overlap: int = 800


class FileInfoSerializer(serializers.Serializer):
    unique_id = serializers.CharField(max_length=255)
    tipo_arquivo = serializers.CharField(max_length=255)
    link_arquivo = serializers.URLField()


@dataclass
class FileInfoSerializerData:
    unique_id: str
    tipo_arquivo: str
    link_arquivo: str


class GerarDocumentoSerializer(GerarDocumentoInitialSerializer):
    system_prompt = None

    files = serializers.ListField(child=FileInfoSerializer(), required=True)
    bubble_editor_version = serializers.CharField(
        required=False, default="version-test"
    )  # Será o valor utilizado dentro da URL da requisição pro Bubble

    # prompt_auxiliar = serializers.CharField(
    #     required=False, default=prompt_auxiliar_padrao
    # )
    prompt_gerar_documento = serializers.CharField(
        required=False, default=prompt_gerar_documento
    )
    user_message = serializers.CharField(required=False, default=user_message)
    num_chunks_retrieval = serializers.IntegerField(default=20)
    embedding_weight = serializers.FloatField(default=0.5)
    bm25_weight = serializers.FloatField(default=0.5)
    context_window = serializers.IntegerField(default=3)
    chunk_overlap = serializers.IntegerField(default=800)
    num_k_rerank = serializers.IntegerField(default=20)
    model_cohere_rerank = serializers.CharField(
        required=False, default="rerank-english-v2.0"
    )
    more_initial_chunks_for_reranking = serializers.IntegerField(default=100)
    claude_context_model = serializers.CharField(
        required=False, default="claude-3-haiku-20240307"
    )
    gpt_temperature = serializers.FloatField(default=0)
    id_modelo_do_usuario = serializers.IntegerField(required=False)
    should_have_contextual_chunks = serializers.BooleanField(default=False)  # type: ignore
    should_use_llama_parse = serializers.BooleanField(required=False, default=False)  # type: ignore
    llm_ultimas_requests = serializers.CharField(
        required=False, default="gemini-2.0-flash"
    )
    doc_id = serializers.CharField(required=True)
    form_response_id = serializers.CharField(required=True)
    version = serializers.CharField(required=True)

    def get_obj(self):
        return GerarDocumentoSerializerData(**self.validated_data)  # type: ignore


@dataclass
class GerarDocumentoSerializerData(GerarDocumentoInitialSerializerData):
    files: List[FileInfoSerializerData]
    bubble_editor_version: str = "version-test"
    prompt_gerar_documento: str = ""
    user_message: str = ""
    num_chunks_retrieval: int = 20
    embedding_weight: float = 0.5
    bm25_weight: float = 0.5
    context_window: int = 3
    chunk_overlap: int = 800
    num_k_rerank: int = 20
    model_cohere_rerank: str = "rerank-english-v2.0"
    more_initial_chunks_for_reranking: int = 100
    claude_context_model: str = "claude-3-haiku-20240307"
    gpt_temperature: float = 0.0
    id_modelo_do_usuario: Optional[int] = None
    should_have_contextual_chunks: bool = False
    should_use_llama_parse: bool = False
    llm_ultimas_requests: str = "gemini-2.0-flash"
    doc_id: str = ""
    form_response_id: str = ""
    version: str = ""


class GerarDocumentoComPDFProprioSerializer(GerarDocumentoInitialSerializer):
    system_prompt = None
    # prompt_auxiliar = serializers.CharField(
    #     required=False, default=prompt_auxiliar_padrao
    # )
    prompt_gerar_documento = serializers.CharField(
        required=False, default=prompt_gerar_documento
    )
    user_message = serializers.CharField(required=False, default=user_message)
    num_chunks_retrieval = serializers.IntegerField(default=20)
    embedding_weight = serializers.FloatField(default=0.5)
    bm25_weight = serializers.FloatField(default=0.5)
    context_window = serializers.IntegerField(default=3)
    chunk_overlap = serializers.IntegerField(default=800)
    num_k_rerank = serializers.IntegerField(default=20)
    model_cohere_rerank = serializers.CharField(
        required=False, default="rerank-english-v2.0"
    )
    more_initial_chunks_for_reranking = serializers.IntegerField(default=100)
    claude_context_model = serializers.CharField(
        required=False, default="claude-3-haiku-20240307"
    )
    gpt_temperature = serializers.FloatField(default=0)
    id_modelo_do_usuario = serializers.IntegerField(required=False, default=11)
    should_have_contextual_chunks = serializers.BooleanField(default=False)  # type: ignore
    should_use_llama_parse = serializers.BooleanField(required=False, default=False)  # type: ignore
    llm_ultimas_requests = serializers.CharField(required=False, default="gpt-4o-mini")

    def get_obj(self):
        return GerarDocumentoSerializerData(**self.validated_data)  # type: ignore


@dataclass
class GerarDocumentoComPDFProprioSerializerData(GerarDocumentoInitialSerializerData):
    prompt_gerar_documento: Optional[str] = field(default=None)
    user_message: Optional[str] = field(default=None)
    num_chunks_retrieval: int = field(default=20)
    embedding_weight: float = field(default=0.5)
    bm25_weight: float = field(default=0.5)
    context_window: int = field(default=3)
    chunk_overlap: int = field(default=800)
    num_k_rerank: int = field(default=20)
    model_cohere_rerank: str = field(default="rerank-english-v2.0")
    more_initial_chunks_for_reranking: int = field(default=100)
    claude_context_model: str = field(default="claude-3-haiku-20240307")
    gpt_temperature: float = field(default=0.0)
    id_modelo_do_usuario: int = field(default=11)
    should_have_contextual_chunks: bool = field(default=False)
    should_use_llama_parse: bool = field(default=False)
    llm_ultimas_requests: str = field(default="gpt-4o-mini")


class GerarEmentaSerializer(serializers.Serializer):
    files = serializers.ListField(child=FileInfoSerializer(), required=True)
    user_message = serializers.CharField(required=False, default="")
    chunk_size = serializers.IntegerField(required=False, default=3500)
    chunk_overlap = serializers.IntegerField(required=False, default=800)
    bubble_editor_version = serializers.CharField(
        required=False, default="version-test"
    )  # Será o valor utilizado dentro da URL da requisição pro Bubble
    doc_id = serializers.CharField(required=True)
    form_response_id = serializers.CharField(required=True)
    version = serializers.CharField(required=True)