src/server/services/projectService.js - master - Gabryelf/Pixel-Orb

src/server/services/projectService.js
124 строки3 KB
Valeev Serj
restruct_v0.0.1
07 авг 2026, 22:50
07 авг 2026, 22:5041f78a4
class ProjectService {
  constructor() {
    this.projects = new Map();
  }

  generateId() {
    return 'proj_' + Date.now().toString(36) + Math.random().toString(36).substr(2, 6);
  }

  createEmptyCanvas(size) {
    return new Array(size).fill(null).map(() =>
      new Array(size).fill(null).map(() => ({ r: 255, g: 255, b: 255, a: 255 }))
    );
  }

  createProject(req, res) {
    try {
      const { userId, title, canvasSize, isPublic, pixels, layers } = req.body;
      
      const size = canvasSize || 64;
      const project = {
        id: this.generateId(),
        userId: userId || 'guest',
        title: title || 'Untitled',
        description: req.body.description || '',
        canvasSize: size,
        pixels: pixels || this.createEmptyCanvas(size),
        layers: layers || [{ id: 'layer_1', name: 'Layer 1', visible: true, opacity: 1 }],
        currentLayer: 0,
        isPublic: isPublic || false,
        isAnimation: req.body.isAnimation || false,
        animationFrames: req.body.animationFrames || [],
        fps: req.body.fps || 12,
        ratings: [],
        createdAt: new Date(),
        updatedAt: new Date()
      };
      
      this.projects.set(project.id, project);
      return res.json(project);
    } catch (error) {
      console.error('Create project error:', error);
      return res.status(500).json({ error: 'Failed to create project' });
    }
  }

  getUserProjects(req, res) {
    try {
      const { userId } = req.params;
      const result = [];
      
      for (let project of this.projects.values()) {
        if (project.userId === userId) {
          result.push(project);
        }
      }
      
      return res.json(result);
    } catch (error) {
      console.error('Get projects error:', error);
      return res.status(500).json({ error: 'Failed to load projects' });
    }
  }

  getProject(req, res) {
    try {
      const { id } = req.params;
      const project = this.projects.get(id);
      
      if (!project) {
        return res.status(404).json({ error: 'Project not found' });
      }
      
      return res.json(project);
    } catch (error) {
      console.error('Get project error:', error);
      return res.status(500).json({ error: 'Failed to load project' });
    }
  }

  updateProject(req, res) {
    try {
      const { id } = req.params;
      const project = this.projects.get(id);
      
      if (!project) {
        return res.status(404).json({ error: 'Project not found' });
      }
      
      const allowedFields = ['title', 'description', 'pixels', 'layers', 'currentLayer', 'isPublic', 'isAnimation', 'animationFrames', 'fps'];
      for (let field of allowedFields) {
        if (req.body[field] !== undefined) {
          project[field] = req.body[field];
        }
      }
      
      project.updatedAt = new Date();
      this.projects.set(id, project);
      
      return res.json(project);
    } catch (error) {
      console.error('Update project error:', error);
      return res.status(500).json({ error: 'Failed to update project' });
    }
  }

  deleteProject(req, res) {
    try {
      const { id } = req.params;
      const result = this.projects.delete(id);
      
      if (!result) {
        return res.status(404).json({ error: 'Project not found' });
      }
      
      return res.json({ success: true });
    } catch (error) {
      console.error('Delete project error:', error);
      return res.status(500).json({ error: 'Failed to delete project' });
    }
  }
}

module.exports = new ProjectService();