import { Client, Account, Databases, ID, Query } from 'node-appwrite'
import { config } from '../config.js'

export function createAdminClient() {
  const client = new Client()
    .setEndpoint(config.appwrite.endpoint)
    .setProject(config.appwrite.projectId)
    .setKey(config.appwrite.apiKey)

  return {
    client,
    databases: new Databases(client),
  }
}

export function createUserClient() {
  const client = new Client()
    .setEndpoint(config.appwrite.endpoint)
    .setProject(config.appwrite.projectId)

  return {
    client,
    account: new Account(client),
  }
}

export async function listDocuments(collectionId, queries = []) {
  const { databases } = createAdminClient()
  const response = await databases.listDocuments(
    config.appwrite.databaseId,
    collectionId,
    queries
  )
  return response.documents
}

export async function getCustomerByAppwriteUserId(appwriteUserId) {
  const docs = await listDocuments(config.collections.customers, [
    Query.equal('appwriteUserId', appwriteUserId),
    Query.limit(1),
  ])
  return docs[0] || null
}

export async function getPortalAccessByCustomerId(customerId) {
  const docs = await listDocuments(config.collections.customerPortalAccess, [
    Query.equal('customerId', customerId),
    Query.limit(1),
  ])
  return docs[0] || null
}

export async function updateDocument(collectionId, documentId, data) {
  const { databases } = createAdminClient()
  return databases.updateDocument(
    config.appwrite.databaseId,
    collectionId,
    documentId,
    data
  )
}

export async function upsertWebsiteProjectByRepo(repoFullName, data) {
  const { databases } = createAdminClient()
  const existing = await listDocuments(config.collections.websiteProjects, [
    Query.equal('repoFullName', repoFullName),
    Query.limit(1),
  ])

  const now = new Date().toISOString()
  const payload = { ...data, updatedAt: now }

  if (existing[0]) {
    return databases.updateDocument(
      config.appwrite.databaseId,
      config.collections.websiteProjects,
      existing[0].$id,
      payload
    )
  }

  return databases.createDocument(
    config.appwrite.databaseId,
    config.collections.websiteProjects,
    ID.unique(),
    { ...payload, createdAt: now }
  )
}