"""Main Opus Orchestrator - Snowflake Method Implementation with Multiple Frameworks.

Full pipeline supporting multiple story frameworks:
- Snowflake Method (fractal expansion)
- Three-Act Structure
- Save the Cat (Blake Snyder)
- Hero's Journey (Joseph Campbell)
- Story Circle (Dan Harmon)
- The 7-Point Plot (The Pantone)
- Fichtean Curve
"""

import asyncio
import os
from pathlib import Path
from typing import Any, Optional

from dotenv import load_dotenv

load_dotenv("/home/solaria/.openclaw/workspace/opus-orchestrator-ai/.env")

from opus_orchestrator.agents.fiction import (
    ArchitectAgent,
    CharacterLeadAgent,
    EditorAgent,
    VoiceAgent,
    WorldsmithAgent,
)
from opus_orchestrator.agents.nonfiction import (
    AnalystAgent,
    FactCheckerAgent,
    NonfictionEditorAgent,
    NonfictionWriterAgent,
    ResearcherAgent,
)
from opus_orchestrator.config import OpusConfig, get_config
from opus_orchestrator.frameworks import (
    StoryFramework,
    FRAMEWORKS,
    get_framework_for_genre,
    get_framework_prompt,
)
from opus_orchestrator.schemas import (
    BookBlueprint,
    BookIntent,
    BookType,
    Chapter,
    ChapterBlueprint,
    ChapterCritique,
    ChapterDraft,
    Manuscript,
    RawContent,
)
from opus_orchestrator.state import OpusState


class OpusOrchestrator:
    """Main orchestrator implementing multiple story frameworks."""

    def __init__(
        self,
        repo_url: str | None = None,
        book_type: str = "fiction",
        genre: Optional[str] = None,
        target_audience: str = "general readers",
        intended_outcome: str = "complete novel",
        tone: Optional[str] = None,
        target_word_count: int = 80000,
        framework: str = "snowflake",
        config: Optional[OpusConfig] = None,
    ):
        """Initialize the Opus Orchestrator with selectable framework.
        
        Args:
            repo_url: GitHub URL for content
            book_type: "fiction" or "nonfiction"
            genre: Genre (for framework suggestions)
            target_audience: Who is this for
            intended_outcome: What to produce
            tone: Desired tone
            target_word_count: Target length
            framework: Story framework to use (snowflake, three-act, save-the-cat, 
                      hero-journey, story-circle, seven-point, fichtean)
            config: Optional config override
        """
        self.config = config or get_config()

        if not self.config.agent.api_key:
            self.config.agent.api_key = os.environ.get("MINIMAX_API_KEY") or os.environ.get("OPENAI_API_KEY")

        self.book_type = BookType(book_type.lower())
        self.repo_url = repo_url
        
        # Handle framework
        if isinstance(framework, str):
            try:
                self.framework = StoryFramework(framework.lower())
            except ValueError:
                # Default to snowflake if invalid
                self.framework = StoryFramework.SNOWFLAKE
        else:
            self.framework = framework
        
        # Get framework info
        self.framework_info = FRAMEWORKS.get(self.framework, FRAMEWORKS[StoryFramework.SNOWFLAKE])

        self.intent = BookIntent(
            book_type=self.book_type,
            genre=genre,
            target_audience=target_audience,
            intended_outcome=intended_outcome,
            tone=tone,
            target_word_count=target_word_count,
        )

        self._init_agents()
        self.state: Optional[OpusState] = None
        
        # Snowflake method outputs
        self.one_sentence: str = ""
        self.one_paragraph: str = ""
        self.character_sheets: str = ""
        self.four_page_outline: str = ""
        self.character_charts: str = ""
        self.scene_list: str = ""
        self.scene_descriptions: str = ""
        self.style_guide: str = ""

    def _init_agents(self) -> None:
        """Initialize agents based on book type."""
        if self.book_type == BookType.FICTION:
            self.agents = {
                "architect": ArchitectAgent(self.config.agent),
                "worldsmith": WorldsmithAgent(self.config.agent),
                "character_lead": CharacterLeadAgent(self.config.agent),
                "voice": VoiceAgent(self.config.agent),
                "editor": EditorAgent(self.config.agent),
            }
        else:
            self.agents = {
                "researcher": ResearcherAgent(self.config.agent),
                "analyst": AnalystAgent(self.config.agent),
                "writer": NonfictionWriterAgent(self.config.agent),
                "fact_checker": FactCheckerAgent(self.config.agent),
                "editor": NonfictionEditorAgent(self.config.agent),
            }

    async def ingest(self, content: Optional[RawContent] = None) -> OpusState:
        """Ingest raw content from repository."""
        if self.repo_url and not content:
            content = RawContent(
                content_type="repository",
                text="[Content would be extracted from GitHub repository]",
                metadata={"repo_url": self.repo_url},
            )

        self.state = OpusState(
            repo_url=self.repo_url or "",
            intent=self.intent,
            raw_content=content,
            current_stage="ingestion",
        )

        return self.state

    # =========================================================================
    # SNOWFLAKE METHOD STAGES
    # =========================================================================

    async def snowflake_stage_1(self) -> str:
        """Stage 1: One sentence summary.
        
        Take your one-paragraph story summary and cut it down to one sentence.
        """
        print("❄️ SNOWFLAKE STAGE 1: One sentence summary...")
        
        raw_content = self.state.raw_content.text if self.state.raw_content else ""
        
        user_prompt = f"""Create a ONE SENTENCE summary of this story concept.

The sentence should contain:
- Protagonist's name (or descriptor)
- Their goal
- The conflict/obstacle
- The stakes

Example: "In a world where magic is forbidden, a young mage must master forbidden arts to save her dying brother, even if it means sparking a war with the ruling theocracy."

## Your seed content:
{raw_content}

## Task:
Write ONE compelling sentence that captures the entire story.
"""
        response = await self.agents["architect"].call_llm(
            system_prompt="You are an expert story architect. Create concise, compelling summaries.",
            user_prompt=user_prompt,
        )
        
        self.one_sentence = response.strip()
        print(f"   → {self.one_sentence}")
        
        return self.one_sentence

    async def snowflake_stage_2(self) -> str:
        """Stage 2: One paragraph outline (framework-dependent).
        
        Expand the one sentence to a paragraph with setup, 3 acts, and resolution.
        Uses the selected story framework.
        """
        print(f"❄️ SNOWFLAKE STAGE 2: One paragraph outline ({self.framework_info['name']})...")
        
        # Get framework-specific prompt
        framework_system_prompt = get_framework_prompt(self.framework)
        
        user_prompt = f"""Expand this one-sentence summary into a full one-paragraph story outline.

Use the {self.framework_info['name']} framework: {self.framework_info.get('description', '')}

## One sentence:
{self.one_sentence}

## Task:
Write one detailed paragraph (4-8 sentences) that tells the complete story arc.
"""
        response = await self.agents["architect"].call_llm(
            system_prompt=framework_system_prompt,
            user_prompt=user_prompt,
        )
        
        self.one_paragraph = response.strip()
        print(f"   → {self.one_paragraph[:200]}...")
        
        return self.one_paragraph

    async def snowflake_stage_3(self) -> str:
        """Stage 3: Character sheets (one page per major character).
        
        Create character sheets for all major characters.
        """
        print("❄️ SNOWFLAKE STAGE 3: Character sheets...")
        
        user_prompt = f"""Create character sheets for all major characters in this story.

For each character, provide:
- Name
- Role (protagonist, antagonist, love interest, mentor, etc.)
- Age and physical description
- Background/history (2-3 sentences)
- Want (external goal)
- Need (internal growth)
- Fear
- Secret
- Character arc (how do they change?)

## Story outline:
{self.one_paragraph}

## Task:
Write comprehensive character sheets for all major characters.
"""
        response = await self.agents["character_lead"].execute(
            {"characters": [], "raw_content": self.one_paragraph},
            {},
        )
        
        self.character_sheets = response.output if isinstance(response.output, str) else str(response.output)
        print(f"   → Created character sheets ({len(self.character_sheets)} chars)")
        
        return self.character_sheets

    async def snowflake_stage_4(self) -> str:
        """Stage 4: Four-page outline.
        
        Expand each sentence of the one-paragraph outline into a full page.
        """
        print("❄️ SNOWFLAKE STAGE 4: Four-page outline...")
        
        user_prompt = f"""Expand this one-paragraph outline into a detailed four-page outline.

For each major section (setup, 3 acts, resolution), provide:
- Multiple scenes
- Character motivations
- Plot developments
- World details
- Dialogue hooks

This should be approximately 4 pages worth of outline material.

## Current outline:
{self.one_paragraph}

## Characters:
{self.character_sheets[:1000]}...

## Task:
Write a comprehensive four-page outline covering the entire story.
"""
        response = await self.agents["architect"].call_llm(
            system_prompt="You are an expert story architect. Create detailed, scene-by-scene outlines.",
            user_prompt=user_prompt,
        )
        
        self.four_page_outline = response.strip()
        print(f"   → Created four-page outline ({len(self.four_page_outline)} chars)")
        
        return self.four_page_outline

    async def snowflake_stage_5(self) -> str:
        """Stage 5: Detailed character charts.
        
        Expand character sheets into full character charts with dialogue samples.
        """
        print("❄️ SNOWFLAKE STAGE 5: Detailed character charts...")
        
        user_prompt = f"""Create detailed character charts for all major characters.

For each character include:
- Full backstory
- Psychological profile
- Speech patterns (with sample dialogue)
- Character quirks
- Relationships with other characters
- How they appear to others vs. who they really are
- Key scenes they're in

## Characters (basic):
{self.character_sheets}

## Story outline:
{self.one_paragraph}

## Task:
Write comprehensive, detailed character charts.
"""
        response = await self.agents["character_lead"].execute(
            {"characters": [], "raw_content": self.four_page_outline},
            {},
        )
        
        self.character_charts = response.output if isinstance(response.output, str) else str(response.output)
        print(f"   → Created detailed character charts")
        
        return self.character_charts

    async def snowflake_stage_6(self) -> str:
        """Stage 6: Scene list (framework-dependent).
        
        Create a list of all scenes using the selected framework.
        """
        print(f"❄️ SNOWFLAKE STAGE 6: Scene list ({self.framework_info['name']})...")
        
        # Get framework-specific prompt
        framework_system_prompt = get_framework_prompt(self.framework)
        
        words_per_scene = 1500  # Average scene length
        num_scenes = max(10, self.intent.target_word_count // words_per_scene)
        
        # Get framework beats if available
        framework_beats = ""
        if "beats" in self.framework_info:
            framework_beats = f"\n\n## Framework Beats:\n"
            for beat_name, beat_desc in self.framework_info["beats"]:
                framework_beats += f"- {beat_name}: {beat_desc}\n"
        
        user_prompt = f"""Create a complete SCENE LIST for this story using the {self.framework_info['name']}.

Target: approximately {num_scenes} scenes for a {self.intent.target_word_count:,} word novel.

{framework_beats}

## Four-page outline:
{self.four_page_outline}

## Characters:
{self.character_charts[:1000]}...

## Task:
Create a comprehensive scene list with all scenes needed.
"""
        response = await self.agents["architect"].call_llm(
            system_prompt=framework_system_prompt,
            user_prompt=user_prompt,
        )
        
        self.scene_list = response.strip()
        
        # Parse scene count
        scene_count = self.scene_list.count("Scene ") + self.scene_list.count("Chapter")
        print(f"   → Scene list created ({scene_count}+ scenes)")
        
        return self.scene_list

    async def snowflake_stage_7(self) -> str:
        """Stage 7: Scene descriptions.
        
        Expand each scene into a full description (like index card back).
        """
        print("❄️ SNOWFLAKE STAGE 7: Scene descriptions...")
        
        user_prompt = f"""Expand the scene list into detailed scene descriptions.

For each scene, provide:
- Opening beat
- Key dialogue points
- Conflict moment
- Turning point
- Closing beat

This is like writing the back of each index card - you know what happens but not the full prose.

## Scene list:
{self.scene_list}

## Characters:
{self.character_charts[:500]}...

## Task:
Write detailed descriptions for key scenes (at least 20 most important scenes).
"""
        response = await self.agents["architect"].call_llm(
            system_prompt="You are an expert story architect. Create vivid scene descriptions.",
            user_prompt=user_prompt,
        )
        
        self.scene_descriptions = response.strip()
        print(f"   → Scene descriptions created")
        
        return self.scene_descriptions

    async def create_style_guide(self) -> str:
        """Create the style guide for prose."""
        print("🎨 Creating style guide...")
        
        voice = self.agents["voice"]
        response = await voice.execute(
            {
                "genre": self.intent.genre or "general",
                "tone": self.intent.tone or "neutral",
                "target_audience": self.intent.target_audience,
            },
            {},
        )

        if response.success:
            self.style_guide = response.output if isinstance(response.output, str) else str(response.output)
        else:
            self.style_guide = "Professional fiction prose style."

        print("   ✅ Style guide created")
        return self.style_guide

    async def write_chapter(self, chapter_num: int, total_chapters: int) -> ChapterDraft:
        """Write a single chapter."""
        print(f"✍️  Writing chapter {chapter_num}/{total_chapters}...")
        
        # Build chapter spec from our pre-writing
        chapter_context = f"""
## Story context (from Snowflake pre-writing):

ONE SENTENCE: {self.one_sentence}
ONE PARAGRAPH: {self.one_paragraph}
SCENE LIST: {self.scene_list[:1000]}...
STYLE GUIDE: {self.style_guide[:500]}...

## Task:
Write Chapter {chapter_num} following the scene list and style guide.
Make it vivid, engaging, and true to the characters.
"""
        
        voice = self.agents["voice"]
        target_words = self.intent.target_word_count // total_chapters
        
        response = await voice.write_chapter(
            {
                "chapter_number": chapter_num,
                "title": f"Chapter {chapter_num}",
                "summary": f"Chapter {chapter_num} based on scene list",
                "word_count_target": target_words,
                "key_events": [],
            },
            chapter_context,
            {},
        )

        if not response.success:
            raise Exception(f"Chapter writing failed: {response.error}")

        output = response.output if isinstance(response.output, dict) else {"content": str(response.output)}
        
        draft = ChapterDraft(
            chapter_number=chapter_num,
            title=f"Chapter {chapter_num}",
            content=output.get("content", ""),
            word_count=output.get("word_count", len(output.get("content", "").split())),
        )

        self.state.drafts[chapter_num] = draft
        progress = 0.5 + (0.4 * chapter_num / total_chapters)
        self.state.progress = progress

        print(f"   ✅ Chapter {chapter_num}: {draft.word_count} words")

        return draft

    async def critique_chapter(self, chapter_num: int) -> ChapterCritique:
        """Critique a chapter."""
        draft = self.state.drafts.get(chapter_num)
        if not draft:
            raise ValueError(f"No draft for chapter {chapter_num}")

        editor = self.agents["editor"]
        response = await editor.review_chapter(
            draft.model_dump(),
            {"title": self.one_sentence, "genre": self.intent.genre or "general", "total_chapters": len(self.state.blueprint.chapters) if self.state.blueprint else 0},
            {},
        )

        if not response.success:
            return ChapterCritique(
                chapter_number=chapter_num,
                overall_score=0.7,
                criteria_scores=[],
                consensus_strengths=["Good effort"],
                consensus_weaknesses=[],
                revision_priority="minor_revisions",
            )

        output = response.output if isinstance(response.output, dict) else {"critique": str(response.output)}
        
        critique = ChapterCritique(
            chapter_number=chapter_num,
            overall_score=output.get("score", 0.7),
            criteria_scores=[],
            consensus_strengths=[],
            consensus_weaknesses=[],
            revision_priority="minor_revisions",
        )

        if chapter_num not in self.state.critiques:
            self.state.critiques[chapter_num] = []
        self.state.critiques[chapter_num].append(critique)

        return critique

    async def iterate_chapter(self, chapter_num: int, max_iterations: int = 2) -> Chapter:
        """Iterate on a chapter."""
        for iteration in range(1, max_iterations + 1):
            critique = await self.critique_chapter(chapter_num)
            
            if critique.overall_score >= self.config.iteration.approval_threshold:
                print(f"   ✅ Chapter {chapter_num} approved! (score: {critique.overall_score:.2f})")
                break
            else:
                print(f"   🔄 Iteration {iteration}: score {critique.overall_score:.2f}")
        
        draft = self.state.drafts.get(chapter_num)
        
        return Chapter(
            chapter_number=chapter_num,
            title=draft.title,
            content=draft.content,
            word_count=draft.word_count,
        )

    async def generate_blueprint(self) -> BookBlueprint:
        """Generate the book blueprint."""
        words_per_chapter = 3000
        num_chapters = max(3, self.intent.target_word_count // words_per_chapter)
        
        blueprint = BookBlueprint(
            title=self.intent.working_title or "Untitled",
            genre=self.intent.genre or "general",
            target_audience=self.intent.target_audience,
            target_word_count=self.intent.target_word_count,
            structure="three-act",
            themes=[],
            tone=self.intent.tone or "neutral",
            chapters=[
                ChapterBlueprint(
                    chapter_number=i,
                    title=f"Chapter {i}",
                    summary=f"Chapter {i}",
                    word_count_target=words_per_chapter,
                )
                for i in range(1, num_chapters + 1)
            ],
        )

        self.state.blueprint = blueprint
        self.state.current_stage = "blueprint"
        self.state.progress = 0.1

        return blueprint

    async def compile_manuscript(self) -> Manuscript:
        """Compile all chapters into final manuscript."""
        num_chapters = len(self.state.blueprint.chapters)
        
        chapters = []
        for i in range(1, num_chapters + 1):
            await self.write_chapter(i, num_chapters)
            chapter = await self.iterate_chapter(i)
            chapters.append(chapter)

        manuscript = Manuscript(
            title=self.state.blueprint.title,
            book_type=self.book_type,
            genre=self.intent.genre or "general",
            chapters=chapters,
            total_word_count=sum(c.word_count for c in chapters),
            frontmatter={
                "one_sentence": self.one_sentence,
                "one_paragraph": self.one_paragraph,
                "include_toc": True,
            },
        )

        self.state.manuscript = manuscript
        self.state.current_stage = "complete"
        self.state.progress = 1.0

        return manuscript

    # =========================================================================
    # MAIN RUN METHOD - FULL SNOWFLAKE
    # =========================================================================

    async def run(self) -> Manuscript:
        """Run the full pipeline with selected framework."""
        framework_name = self.framework_info.get("name", "Unknown")
        
        print(f"\n{'='*60}")
        print(f"❄️  OPUS ORCHESTRATOR - {framework_name.upper()}")
        print(f"{'='*60}")
        print(f"Framework: {self.framework_info.get('description', '')}\n")

        await self.ingest()

        # Pre-writing stages
        await self.snowflake_stage_1()  # One sentence
        await self.snowflake_stage_2()  # One paragraph/outline with framework
        await self.snowflake_stage_3()  # Character sheets
        await self.snowflake_stage_4()  # Expanded outline
        await self.snowflake_stage_5()  # Detailed character charts
        await self.snowflake_stage_6()  # Scene list
        await self.snowflake_stage_7()  # Scene descriptions
        
        # Style and writing
        await self.create_style_guide()
        
        # Generate blueprint
        await self.generate_blueprint()

        # Write and critique chapters
        manuscript = await self.compile_manuscript()

        print(f"\n{'='*60}")
        print("✅ COMPLETE!")
        print(f"{'='*60}")
        print(f"📖 Title: {manuscript.title}")
        print(f"📄 Words: {manuscript.total_word_count:,}")
        print(f"📑 Chapters: {len(manuscript.chapters)}")
        print(f"🎯 Framework: {framework_name}")

        return manuscript

    def save_manuscript(self, output_path: Optional[Path] = None) -> Path:
        """Save manuscript and pre-writing to files."""
        if not self.state.manuscript:
            raise ValueError("No manuscript to save. Run first.")

        output_dir = output_path or Path("./output")
        output_dir.mkdir(parents=True, exist_ok=True)

        # Save manuscript
        manuscript_path = output_dir / f"{self.state.manuscript.title.lower().replace(' ', '_')}.md"
        with open(manuscript_path, "w") as f:
            f.write(self.state.manuscript.to_markdown())

        # Save pre-writing
        prewriting_path = output_dir / f"{self.state.manuscript.title.lower().replace(' ', '_')}_prewriting.md"
        with open(prewriting_path, "w") as f:
            f.write(f"# Pre-Writing: {self.state.manuscript.title}\n\n")
            f.write(f"## Stage 1: One Sentence\n{self.one_sentence}\n\n")
            f.write(f"## Stage 2: One Paragraph\n{self.one_paragraph}\n\n")
            f.write(f"## Stage 3: Character Sheets\n{self.character_sheets}\n\n")
            f.write(f"## Stage 4: Four-Page Outline\n{self.four_page_outline}\n\n")
            f.write(f"## Stage 5: Character Charts\n{self.character_charts}\n\n")
            f.write(f"## Stage 6: Scene List\n{self.scene_list}\n\n")
            f.write(f"## Stage 7: Scene Descriptions\n{self.scene_descriptions}\n\n")

        return manuscript_path