去中心化科学DeSci：如何重塑影视技术研究

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

import "@openzeppelin/contracts/access/AccessControl.sol";
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/utils/ReentrancyGuard.sol";

contract DeSciResearch is ERC20, AccessControl, ReentrancyGuard {
    bytes32 public constant RESEARCHER_ROLE = keccak256("RESEARCHER_ROLE");
    bytes32 public constant REVIEWER_ROLE = keccak256("REVIEWER_ROLE");
    bytes32 public constant FUNDER_ROLE = keccak256("FUNDER_ROLE");

    enum ResearchField {
        AI_VIDEO, RENDERING, VFX, SOUND, NARRATIVE, CAMERA, LIGHTING
    }

    enum ResearchStatus {
        PROPOSED, FUNDED, IN_PROGRESS, PEER_REVIEW, PUBLISHED, COMPLETED
    }

    struct ResearchProject {
        uint256 projectId;
        address researcher;
        string title;
        string description;
        string ipfsCID;
        ResearchField field;
        ResearchStatus status;
        uint256 fundingGoal;
        uint256 totalFunded;
        uint256 startTime;
        uint256 endTime;
        uint256[] citationIds;
        bool isOpenAccess;
    }

    struct PeerReview {
        uint256 reviewId;
        uint256 projectId;
        address reviewer;
        string reviewIPFS;
        uint256 score;
        string comments;
        uint256 timestamp;
        bool isApproved;
    }

    struct Citation {
        uint256 citationId;
        uint256 projectId;
        uint256 citedProjectId;
        string context;
        uint256 timestamp;
    }

    mapping(uint256 => ResearchProject) public projects;
    mapping(uint256 => PeerReview) public reviews;
    mapping(uint256 => Citation) public citations;
    mapping(address => uint256) public researcherReputation;

    uint256 public projectCount;
    uint256 public reviewCount;
    uint256 public citationCount;
    uint256 public totalFunding;
    uint256 public reviewReward = 100 ether;

    event ProjectProposed(uint256 indexed projectId, address indexed researcher, string title);
    event ProjectFunded(uint256 indexed projectId, uint256 amount);
    event ReviewSubmitted(uint256 indexed reviewId, uint256 indexed projectId, uint256 score);
    event ProjectPublished(uint256 indexed projectId, string ipfsCID);

    constructor() ERC20("DeSci Research Token", "DESCI") {
        _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
    }

    function proposeProject(
        string memory _title,
        string memory _description,
        string memory _ipfsCID,
        ResearchField _field,
        uint256 _fundingGoal
    ) external returns (uint256) {
        projectCount++;
        projects[projectCount] = ResearchProject({
            projectId: projectCount,
            researcher: msg.sender,
            title: _title,
            description: _description,
            ipfsCID: _ipfsCID,
            field: _field,
            status: ResearchStatus.PROPOSED,
            fundingGoal: _fundingGoal,
            totalFunded: 0,
            startTime: 0,
            endTime: 0,
            citationIds: new uint256[](0),
            isOpenAccess: true
        });

        _grantRole(RESEARCHER_ROLE, msg.sender);
        emit ProjectProposed(projectCount, msg.sender, _title);
        return projectCount;
    }

    function fundProject(uint256 _projectId) external payable nonReentrant {
        ResearchProject storage project = projects[_projectId];
        require(project.status == ResearchStatus.PROPOSED, "Project not open for funding");
        require(msg.value > 0, "Funding must be > 0");

        project.totalFunded += msg.value;
        totalFunding += msg.value;

        if (project.totalFunded >= project.fundingGoal) {
            project.status = ResearchStatus.FUNDED;
            project.startTime = block.timestamp;
        }

        emit ProjectFunded(_projectId, msg.value);
    }

    function submitReview(
        uint256 _projectId,
        string memory _reviewIPFS,
        uint256 _score,
        string memory _comments
    ) external onlyRole(REVIEWER_ROLE) returns (uint256) {
        reviewCount++;
        reviews[reviewCount] = PeerReview({
            reviewId: reviewCount,
            projectId: _projectId,
            reviewer: msg.sender,
            reviewIPFS: _reviewIPFS,
            score: _score,
            comments: _comments,
            timestamp: block.timestamp,
            isApproved: _score >= 70
        });

        _mint(msg.sender, reviewReward);
        researcherReputation[msg.sender] += _score;

        emit ReviewSubmitted(reviewCount, _projectId, _score);
        return reviewCount;
    }

    function publishProject(uint256 _projectId) external {
        ResearchProject storage project = projects[_projectId];
        require(project.researcher == msg.sender, "Not the researcher");
        require(project.status == ResearchStatus.FUNDED, "Project not funded");

        project.status = ResearchStatus.PUBLISHED;
        project.endTime = block.timestamp;

        researcherReputation[msg.sender] += 100;
        emit ProjectPublished(_projectId, project.ipfsCID);
    }

    function addCitation(uint256 _projectId, uint256 _citedProjectId, string memory _context) external {
        citationCount++;
        citations[citationCount] = Citation({
            citationId: citationCount,
            projectId: _projectId,
            citedProjectId: _citedProjectId,
            context: _context,
            timestamp: block.timestamp
        });

        ResearchProject storage project = projects[_projectId];
        project.citationIds.push(citationCount);
    }

    function getResearcherReputation(address _researcher) external view returns (uint256) {
        return researcherReputation[_researcher];
    }

    function getProjectCitations(uint256 _projectId) external view returns (uint256) {
        return projects[_projectId].citationIds.length;
    }
}

import json
import hashlib
from typing import Dict, List, Optional
from dataclasses import dataclass
from datetime import datetime, timedelta
import random

@dataclass
class ResearchProject:
    project_id: int
    title: str
    researcher: str
    field: str
    status: str
    funding_goal: float
    total_funded: float
    ipfs_cid: str

class DeSciPlatform:
    def __init__(self):
        self.projects: Dict[int, ResearchProject] = {}
        self.reviews: Dict[int, Dict] = {}
        self.citations: Dict[int, Dict] = {}
        self.reputation: Dict[str, int] = {}
        self.project_count = 0

    def propose_project(self, researcher: str, title: str, description: str, field: str, funding_goal: float) -> ResearchProject:
        self.project_count += 1
        ipfs_cid = hashlib.sha256(f"{title}{researcher}{datetime.now()}".encode()).hexdigest()[:16]

        project = ResearchProject(
            project_id=self.project_count,
            title=title,
            researcher=researcher,
            field=field,
            status='proposed',
            funding_goal=funding_goal,
            total_funded=0,
            ipfs_cid=ipfs_cid
        )
        self.projects[self.project_count] = project
        return project

    def fund_project(self, project_id: int, amount: float) -> Dict:
        project = self.projects.get(project_id)
        if not project or project.status != 'proposed':
            return {'success': False, 'error': 'Project not available'}

        project.total_funded += amount
        if project.total_funded >= project.funding_goal:
            project.status = 'funded'

        return {'success': True, 'total_funded': project.total_funded}

    def submit_review(self, project_id: int, reviewer: str, score: int, comments: str) -> Dict:
        project = self.projects.get(project_id)
        if not project:
            return {'success': False, 'error': 'Project not found'}

        review_id = len(self.reviews) + 1
        self.reviews[review_id] = {
            'review_id': review_id,
            'project_id': project_id,
            'reviewer': reviewer,
            'score': score,
            'comments': comments,
            'timestamp': datetime.now().isoformat(),
            'is_approved': score >= 70
        }

        self.reputation[reviewer] = self.reputation.get(reviewer, 0) + score
        return {'success': True, 'review_id': review_id, 'approved': score >= 70}

    def publish_project(self, project_id: int) -> Dict:
        project = self.projects.get(project_id)
        if not project:
            return {'success': False, 'error': 'Project not found'}
        if project.status != 'funded':
            return {'success': False, 'error': 'Project not funded'}

        project.status = 'published'
        self.reputation[project.researcher] = self.reputation.get(project.researcher, 0) + 100
        return {'success': True, 'project_id': project_id}

    def add_citation(self, project_id: int, cited_project_id: int) -> Dict:
        citation_id = len(self.citations) + 1
        self.citations[citation_id] = {
            'citation_id': citation_id,
            'project_id': project_id,
            'cited_project_id': cited_project_id,
            'timestamp': datetime.now().isoformat()
        }
        return {'success': True, 'citation_id': citation_id}

    def get_researcher_stats(self, researcher: str) -> Dict:
        projects = [p for p in self.projects.values() if p.researcher == researcher]
        citations = sum(len([c for c in self.citations.values() if c['cited_project_id'] == p.project_id]) for p in projects)
        return {
            'researcher': researcher,
            'total_projects': len(projects),
            'published_projects': sum(1 for p in projects if p.status == 'published'),
            'total_citations': citations,
            'reputation': self.reputation.get(researcher, 0)
        }

    def simulate_defilm_research(self, num_projects: int = 10) -> Dict:
        fields = ['AI_VIDEO', 'RENDERING', 'VFX', 'SOUND', 'NARRATIVE', 'CAMERA']
        researchers = [f'0xResearcher{i}' for i in range(5)]

        for i in range(num_projects):
            researcher = random.choice(researchers)
            field = random.choice(fields)
            title = f"Research on {field}: Project {i+1}"
            self.propose_project(researcher, title, f"Description for {title}", field, random.uniform(1, 100))

        funded = sum(1 for p in self.projects.values() if p.status == 'funded')
        published = sum(1 for p in self.projects.values() if p.status == 'published')

        return {
            'total_projects': num_projects,
            'funded': funded,
            'published': published,
            'fields': fields
        }

platform = DeSciPlatform()
result = platform.simulate_defilm_research(10)
print(f"Research projects: {result['total_projects']}, Funded: {result['funded']}")

const { ethers } = require('ethers');

class DeSciClient {
  constructor(providerUrl) {
    this.provider = new ethers.providers.JsonRpcProvider(providerUrl);
    this.projects = new Map();
    this.reviews = new Map();
    this.citations = new Map();
    this.reputation = new Map();
    this.projectCount = 0;
  }

  async proposeProject(researcher, title, description, field, fundingGoal) {
    this.projectCount++;
    const ipfsCID = ethers.utils.keccak256(
      ethers.utils.toUtf8Bytes(`${title}${researcher}${Date.now()}`)
    ).slice(0, 18);

    const project = {
      projectId: this.projectCount,
      title,
      researcher,
      description,
      field,
      status: 'proposed',
      fundingGoal: ethers.utils.parseEther(fundingGoal.toString()),
      totalFunded: ethers.BigNumber.from(0),
      ipfsCID,
      citations: []
    };

    this.projects.set(this.projectCount, project);
    return project;
  }

  async fundProject(projectId, amount) {
    const project = this.projects.get(projectId);
    if (!project || project.status !== 'proposed') {
      return { success: false, error: 'Not available' };
    }

    const amountWei = ethers.utils.parseEther(amount.toString());
    project.totalFunded = project.totalFunded.add(amountWei);

    if (project.totalFunded.gte(project.fundingGoal)) {
      project.status = 'funded';
    }

    return { success: true, totalFunded: ethers.utils.formatEther(project.totalFunded) };
  }

  async submitReview(projectId, reviewer, score, comments) {
    const project = this.projects.get(projectId);
    if (!project) return { success: false, error: 'Not found' };

    const reviewId = this.reviews.size + 1;
    this.reviews.set(reviewId, {
      reviewId,
      projectId,
      reviewer,
      score,
      comments,
      timestamp: Math.floor(Date.now() / 1000),
      isApproved: score >= 70
    });

    const currentRep = this.reputation.get(reviewer) || 0;
    this.reputation.set(reviewer, currentRep + score);

    return { success: true, reviewId, approved: score >= 70 };
  }

  async publishProject(projectId) {
    const project = this.projects.get(projectId);
    if (!project) return { success: false, error: 'Not found' };
    if (project.status !== 'funded') return { success: false, error: 'Not funded' };

    project.status = 'published';
    this.reputation.set(project.researcher, (this.reputation.get(project.researcher) || 0) + 100);
    return { success: true };
  }

  getResearcherStats(researcher) {
    const projects = Array.from(this.projects.values()).filter(p => p.researcher === researcher);
    return {
      researcher,
      totalProjects: projects.length,
      published: projects.filter(p => p.status === 'published').length,
      reputation: this.reputation.get(researcher) || 0
    };
  }
}

const client = new DeSciClient('https://eth-mainnet.g.alchemy.com/v2/YOUR_KEY');
client.proposeProject('0xResearcher', 'AI Video Generation', 'Research on AI video', 'AI_VIDEO', 10)
  .then(p => console.log('Project:', p.projectId));