// Copyright © 2025 Hardcore Engineering Inc.
//
// Licensed under the Eclipse Public License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License. You may
// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//
// See the License for the specific language governing permissions and
// limitations under the License.

import { type Card, CardEvents, cardId, type CardSpace, type CardSection, type MasterTag } from '@hcengineering/card'
import {
  type Class,
  type Client,
  type Data,
  type Doc,
  type DocumentQuery,
  fillDefaults,
  type Hierarchy,
  type MarkupBlobRef,
  type Ref,
  type RelatedDocument,
  SortingOrder,
  type Space,
  type TxOperations,
  type WithLookup
} from '@hcengineering/core'
import { getClient, MessageBox, type ObjectSearchResult } from '@hcengineering/presentation'
import {
  getCurrentResolvedLocation,
  getPanelURI,
  type Location,
  type ResolvedLocation,
  showPopup
} from '@hcengineering/ui'
import view, { encodeObjectURI } from '@hcengineering/view'
import { accessDeniedStore } from '@hcengineering/view-resources'
import workbench, { type LocationData } from '@hcengineering/workbench'
import { translate } from '@hcengineering/platform'
import { makeRank } from '@hcengineering/rank'
import { Analytics } from '@hcengineering/analytics'
import { openWidget } from '@hcengineering/workbench-resources'

import CardSearchItem from './components/CardSearchItem.svelte'
import CreateSpace from './components/navigator/CreateSpace.svelte'
import card from './plugin'
import { type NavigatorConfig } from './types'

export async function deleteMasterTag (tag: MasterTag | undefined, onDelete?: () => void): Promise<void> {
  if (tag !== undefined) {
    const client = getClient()
    if (tag._class === card.class.MasterTag) {
      showPopup(MessageBox, {
        label: card.string.DeleteMasterTag,
        message: card.string.DeleteMasterTagConfirm,
        action: async () => {
          onDelete?.()
          await client.update(tag, { removed: true })
        }
      })
    } else {
      showPopup(MessageBox, {
        label: card.string.DeleteTag,
        message: card.string.DeleteTagConfirm,
        action: async () => {
          onDelete?.()
          await client.remove(tag)
        }
      })
    }
  }
}

export async function resolveLocation (loc: Location): Promise<ResolvedLocation | undefined> {
  if (loc.path[2] !== cardId) {
    return undefined
  }

  const id = loc.path[3]
  if (loc.path[4] === undefined && id !== undefined && id !== 'browser') {
    return await generateLocation(loc, id)
  }
}

export async function editSpace (value: CardSpace | undefined): Promise<void> {
  if (value !== undefined) {
    showPopup(CreateSpace, { space: value })
  }
}

async function generateLocation (loc: Location, id: string): Promise<ResolvedLocation | undefined> {
  const client = getClient()
  const doc = await client.findOne(card.class.Card, { _id: id as Ref<Card> })
  if (doc === undefined) {
    accessDeniedStore.set(true)
    return undefined
  }
  const appComponent = loc.path[0] ?? ''
  const workspace = loc.path[1] ?? ''
  const space = doc.space
  const special = doc._class

  const objectPanel = client.getHierarchy().classHierarchyMixin(doc._class as Ref<Class<Doc>>, view.mixin.ObjectPanel)
  const component = objectPanel?.component ?? view.component.EditDoc

  return {
    loc: {
      path: [appComponent, workspace],
      fragment: getPanelURI(component, doc._id, doc._class, 'content')
    },
    defaultLocation: {
      path: [appComponent, workspace, cardId, space, special],
      fragment: getPanelURI(component, doc._id, doc._class, 'content')
    }
  }
}

export async function resolveLocationData (loc: Location): Promise<LocationData> {
  const special = loc.path[3]
  const base = { nameIntl: card.string.Cards }
  if (special == null) {
    return base
  }

  if (special === 'cards') {
    return base
  }

  const client = getClient()
  const object = await client.findOne(card.class.Card, { _id: special as Ref<Card> })

  if (object === undefined) {
    return base
  }

  return { name: object.title }
}

export async function getCardTitle (client: TxOperations, ref: Ref<Card>, doc?: Card): Promise<string> {
  const object = doc ?? (await client.findOne(card.class.Card, { _id: ref }))
  if (object === undefined) throw new Error(`Card not found, _id: ${ref}`)
  return object.title
}

export async function getCardId (client: TxOperations, ref: Ref<Card>, doc?: Card): Promise<string> {
  const object = doc ?? (await client.findOne(card.class.Card, { _id: ref }))
  if (object === undefined) throw new Error(`Card not found, _id: ${ref}`)
  return object.title
}

export async function getCardLink (doc: Card): Promise<Location> {
  const loc = getCurrentResolvedLocation()
  loc.path.length = 2
  loc.fragment = undefined
  loc.query = undefined
  loc.path[2] = cardId
  loc.path[3] = doc._id

  return loc
}

export async function queryCard (
  client: Client,
  search: string,
  filter?: { in?: RelatedDocument[], nin?: RelatedDocument[] }
): Promise<ObjectSearchResult[]> {
  const q: DocumentQuery<Card> = { title: { $like: `%${search}%` } }
  if (filter?.in !== undefined || filter?.nin !== undefined) {
    q._id = {}
    if (filter.in !== undefined) {
      q._id.$in = filter.in?.map((it) => it._id as Ref<Card>)
    }
    if (filter.nin !== undefined) {
      q._id.$nin = filter.nin?.map((it) => it._id as Ref<Card>)
    }
  }
  return (await client.findAll(card.class.Card, q, { limit: 200 })).map(toCardObjectSearchResult)
}

const toCardObjectSearchResult = (e: WithLookup<Card>): ObjectSearchResult => ({
  doc: e,
  title: e.title,
  icon: card.icon.Card,
  component: CardSearchItem
})

export async function createCard (type: Ref<MasterTag>, space: Ref<Space>): Promise<Ref<Card>> {
  const client = getClient()
  const hierarchy = client.getHierarchy()
  const lastOne = await client.findOne(card.class.Card, {}, { sort: { rank: SortingOrder.Descending } })
  const title = await translate(card.string.Card, {})

  const data: Data<Card> = {
    title,
    rank: makeRank(lastOne?.rank, undefined),
    content: '' as MarkupBlobRef,
    parentInfo: [],
    blobs: {}
  }

  const filledData = fillDefaults(hierarchy, data, type)

  const _id = await client.createDoc(type, space, filledData)

  Analytics.handleEvent(CardEvents.CardCreated)
  return _id
}

export function getRootType (hierarchy: Hierarchy, type: Ref<MasterTag>): Ref<MasterTag> {
  const ancestors = hierarchy.getAncestors(type)
  const idx = ancestors.indexOf(card.class.Card)

  return idx > 0 ? ancestors[idx - 1] : type
}

export function sortNavigatorTypes (types: MasterTag[], config: NavigatorConfig): MasterTag[] {
  return types.sort((a, b) => {
    const aOrder = config.preorder?.find((it) => it.type === a._id)?.order ?? Infinity
    const bOrder = config.preorder?.find((it) => it.type === b._id)?.order ?? Infinity

    if (aOrder !== bOrder) {
      return aOrder - bOrder
    }

    return a.label.localeCompare(b.label)
  })
}

export interface CardWidgetData {
  _id: Ref<Card>
  name: string
  tab?: Ref<CardSection>
}

export async function openCardInSidebar (cardId: Ref<Card>, doc?: Card, tabId?: Ref<CardSection>): Promise<void> {
  const client = getClient()

  const widget = client.getModel().findAllSync(workbench.class.Widget, { _id: card.ids.CardWidget as any })[0]
  if (widget === undefined) return

  const object = doc ?? (await client.findOne(card.class.Card, { _id: cardId }))
  if (object === undefined) return

  const data: CardWidgetData = {
    _id: cardId,
    name: object.title,
    tab: tabId
  }

  openWidget(widget, data)
}

export function cardCustomLinkMatch (doc: Card): boolean {
  const loc = getCurrentResolvedLocation()
  const client = getClient()
  const alias = loc.path[2]
  const app = client.getModel().findAllSync(workbench.class.Application, {
    alias
  })[0]

  return app.type === 'cards'
}

export function cardCustomLinkEncode (doc: Card): Location {
  const loc = getCurrentResolvedLocation()
  loc.path[3] = encodeObjectURI(doc._id, card.class.Card)
  return loc
}