import { Article } from '../../models/Article'
import { requireAuth } from '../../utils/auth'

export default defineEventHandler(async (event) => {
  // Require authentication
  const user = await requireAuth(event)

  // Check if user can create articles
  if (!user.permissions.canEdit) {
    throw createError({
      statusCode: 403,
      statusMessage: 'You do not have permission to create articles'
    })
  }

  // Get request body
  const body = await readBody(event)

  // Validate required fields
  if (!body.title || !body.slug || !body.content) {
    throw createError({
      statusCode: 400,
      statusMessage: 'Title, slug, and content are required'
    })
  }

  // Check if slug already exists
  const existing = await Article.findOne({ slug: body.slug })
  if (existing) {
    throw createError({
      statusCode: 409,
      statusMessage: 'An article with this slug already exists'
    })
  }

  // Create article
  try {
    const article = await Article.create({
      slug: body.slug,
      title: body.title,
      description: body.description || '',
      content: body.content,
      category: body.category || 'general',
      tags: body.tags || [],
      accessLevel: body.accessLevel || 'member',
      cohorts: body.cohorts || [],
      author: user.userId,
      status: body.status || 'draft',
      publishedAt: body.status === 'published' ? new Date() : null,
      revisions: [{
        content: body.content,
        author: user.userId,
        message: 'Initial creation',
        createdAt: new Date()
      }]
    })

    return {
      success: true,
      slug: article.slug,
      message: 'Article created successfully'
    }

  } catch (error) {
    console.error('Error creating article:', error)
    throw createError({
      statusCode: 500,
      statusMessage: 'Failed to create article'
    })
  }
})