"""Web-related modules"""

from abc import ABC, abstractmethod
from pydantic import BaseModel, Field, HttpUrl
from typing import List, Optional, Literal, Dict, Any
from modules.shared.configuration import APP_CONFIG
from modules.datamodels.datamodelWorkflow import ActionDocument, ActionResult


WEB_SEARCH_MAX_QUERY_LENGTH: int = int(APP_CONFIG.get("Web_Search_MAX_QUERY_LENGTH", "400"))
WEB_SEARCH_MAX_RESULTS: int = int(APP_CONFIG.get("Web_Search_MAX_RESULTS", "20"))
WEB_SEARCH_MIN_RESULTS: int = int(APP_CONFIG.get("Web_Search_MIN_RESULTS", "1"))


class WebResearchOptions(BaseModel):
    """Advanced options for web research workflow"""
    max_pages: int = Field(default=10, ge=1, le=50, description="Maximum pages to crawl")
    search_depth: Literal["basic", "advanced"] = Field(default="basic", description="Tavily search depth")
    extract_depth: Literal["basic", "advanced"] = Field(default="advanced", description="Tavily extract depth")
    format: Literal["text", "markdown"] = Field(default="markdown", description="Content format")
    return_report: bool = Field(default=True, description="Return formatted report or raw data")
    pages_search_depth: int = Field(default=1, ge=1, le=5, description="How deep to crawl: 1=main pages only, 2=main+sub-pages, 3=main+sub+sub-sub, etc.")
    country: Optional[str] = Field(default=None, description="Country code for search bias")
    time_range: Optional[Literal["d", "w", "m", "y"]] = Field(default=None, description="Time range for search")
    topic: Optional[Literal["general", "news", "academic"]] = Field(default=None, description="Search topic")
    language: Optional[str] = Field(default=None, description="Language code")
    include_answer: Optional[bool] = Field(default=None, description="Include AI answer")
    include_raw_content: Optional[bool] = Field(default=None, description="Include raw content")


class WebResearchRequest(BaseModel):
    """Main web research request"""
    search_query: str = Field(min_length=1, max_length=WEB_SEARCH_MAX_QUERY_LENGTH, description="User's research question")
    urls: Optional[List[str]] = Field(default=None, description="Specific URLs to crawl (optional)")
    max_results: int = Field(default=5, ge=1, le=WEB_SEARCH_MAX_RESULTS, description="Max search results")
    options: WebResearchOptions = Field(default_factory=WebResearchOptions, description="Advanced options")


class WebSearchResultItem(BaseModel):
    """Individual search result"""
    title: str
    url: HttpUrl
    raw_content: Optional[str] = Field(default=None, description="Raw HTML content")


class WebCrawlResultItem(BaseModel):
    """Individual crawl result"""
    url: HttpUrl
    content: str


class WebResearchDocumentData(BaseModel):
    """Complete web research results"""
    search_query: str
    websites_analyzed: int
    additional_links_found: int
    analysis_result: str
    sources: List[WebSearchResultItem]
    additional_links: List[str]
    individual_content: Optional[Dict[str, str]] = None  # URL -> content mapping
    debug_info: Optional[Dict[str, Any]] = None


class WebResearchActionDocument(ActionDocument):
    documentData: WebResearchDocumentData


class WebResearchActionResult(ActionResult):
    documents: List[WebResearchActionDocument] = Field(default_factory=list)


class WebResearchBase(ABC):
    @abstractmethod
    async def web_research(self, request: WebResearchRequest) -> WebResearchActionResult: ...


# Legacy models for connector compatibility
class WebSearchDocumentData(BaseModel):
    """Search results document data"""
    query: str
    results: List[WebSearchResultItem]
    total_count: int

class WebSearchActionDocument(ActionDocument):
    documentData: WebSearchDocumentData

class WebSearchActionResult(ActionResult):
    documents: List[WebSearchActionDocument] = Field(default_factory=list)

class WebCrawlDocumentData(BaseModel):
    """Crawl results document data"""
    urls: List[HttpUrl]
    results: List[WebCrawlResultItem]
    total_count: int

class WebCrawlActionDocument(ActionDocument):
    documentData: WebCrawlDocumentData

class WebCrawlActionResult(ActionResult):
    documents: List[WebCrawlActionDocument] = Field(default_factory=list)

class WebScrapeDocumentData(BaseModel):
    """Scrape results document data"""
    query: str
    results: List[WebSearchResultItem]
    total_count: int

class WebScrapeActionDocument(ActionDocument):
    documentData: WebScrapeDocumentData

class WebScrapeActionResult(ActionResult):
    documents: List[WebScrapeActionDocument] = Field(default_factory=list)

class WebSearchRequest(BaseModel):
    """Search request for Tavily"""
    query: str
    max_results: int = 5
    search_depth: Optional[Literal["basic", "advanced"]] = None
    time_range: Optional[Literal["d", "w", "m", "y"]] = None
    topic: Optional[Literal["general", "news", "academic"]] = None
    include_domains: Optional[List[str]] = None
    exclude_domains: Optional[List[str]] = None
    language: Optional[str] = None
    include_answer: Optional[bool] = None
    include_raw_content: Optional[bool] = None
    auto_parameters: Optional[bool] = None
    country: Optional[str] = None

class WebCrawlRequest(BaseModel):
    """Crawl request for Tavily"""
    urls: List[HttpUrl]
    extract_depth: Optional[Literal["basic", "advanced"]] = None
    format: Optional[Literal["text", "markdown"]] = None

class WebScrapeRequest(BaseModel):
    """Scrape request for Tavily"""
    query: str
    max_results: int = 5
    search_depth: Optional[Literal["basic", "advanced"]] = None
    time_range: Optional[Literal["d", "w", "m", "y"]] = None
    topic: Optional[Literal["general", "news", "academic"]] = None
    include_domains: Optional[List[str]] = None
    exclude_domains: Optional[List[str]] = None
    language: Optional[str] = None
    include_answer: Optional[bool] = None
    include_raw_content: Optional[bool] = None
    auto_parameters: Optional[bool] = None
    country: Optional[str] = None
    extract_depth: Optional[Literal["basic", "advanced"]] = None
    format: Optional[Literal["text", "markdown"]] = None

class WebScrapeResultItem(BaseModel):
    """Individual scrape result"""
    url: HttpUrl
    content: str