import { Presence, ChatModification, delay, newMessagesDB, WA_DEFAULT_EPHEMERAL, MessageType } from '../WAConnection/WAConnection'
import { promises as fs } from 'fs'
import * as assert from 'assert'
import fetch from 'node-fetch'
import { WAConnectionTest, testJid, assertChatDBIntegrity, sendAndRetreiveMessage } from './Common'

WAConnectionTest('Misc', conn => {

    it('should tell if someone has an account on WhatsApp', async () => {
        const response = await conn.isOnWhatsApp(testJid)
        assert.strictEqual(response, true)

        const responseFail = await conn.isOnWhatsApp('abcd@s.whatsapp.net')
        assert.strictEqual(responseFail, false)
    })
    it('should return the status', async () => {
        const response = await conn.getStatus(testJid)
        assert.strictEqual(typeof response.status, 'string')
    })
    it('should update status', async () => {
        const newStatus = 'v cool status'

        const waitForEvent = new Promise (resolve => {
            conn.on ('user-status-update', ({jid, status}) => {
                if (jid === conn.user.jid) {
                    assert.strictEqual (status, newStatus)
                    conn.removeAllListeners ('user-status-update')
                    resolve ()
                }
            })
        })

        const response = await conn.getStatus()
        assert.strictEqual(typeof response.status, 'string')

        await delay (1000)

        await conn.setStatus (newStatus)
        const response2 = await conn.getStatus()
        assert.strictEqual (response2.status, newStatus)

        await waitForEvent

        await delay (1000)

        await conn.setStatus (response.status) // update back
    })
    it('should return the stories', async () => {
        await conn.getStories()
    })
    it('should change the profile picture', async () => {
        await delay (5000)

        const ppUrl = await conn.getProfilePicture(conn.user.jid)
        const fetched = await fetch(ppUrl)
        const buff = await fetched.buffer ()

        const newPP = await fs.readFile ('./Media/cat.jpeg')
        const response = await conn.updateProfilePicture (conn.user.jid, newPP)

        await delay (10000)

        await conn.updateProfilePicture (conn.user.jid, buff) // revert back
    })
    it('should return the profile picture', async () => {
        const response = await conn.getProfilePicture(testJid)
        assert.ok(response)
        assert.rejects(conn.getProfilePicture('abcd@s.whatsapp.net'))
    })
    it('should send typing indicator', async () => {
        const response = await conn.updatePresence(testJid, Presence.composing)
        assert.ok(response)
    })
    it('should change a chat read status', async () => {
        const jids = conn.chats.all ().map (c => c.jid)
        for (let jid of jids.slice(0, 5)) {
            console.log (`changing read status for ${jid}`)
            const waitForEvent = new Promise (resolve => {
                conn.once ('chat-update', ({jid: tJid, count}) => {
                    if (jid === tJid) {
                        assert.ok (count < 0)
                        resolve ()
                    }
                })
            })
            await conn.chatRead (jid, 'unread')
            await waitForEvent
    
            await delay (5000)
    
            await conn.chatRead (jid, 'read')
        }
    })
    it('should archive & unarchive', async () => {
        await conn.modifyChat (testJid, ChatModification.archive)
        await delay (2000)
        await conn.modifyChat (testJid, ChatModification.unarchive)
    })
    it('should pin & unpin a chat', async () => {
        await conn.modifyChat (testJid, ChatModification.pin)
        await delay (2000)
        await conn.modifyChat (testJid, ChatModification.unpin)
    })
    it('should mute & unmute a chat', async () => {
        const waitForEvent = new Promise (resolve => {
            conn.on ('chat-update', ({jid, mute}) => {
                if (jid === testJid ) {
                    assert.ok (mute)
                    conn.removeAllListeners ('chat-update')
                    resolve ()
                }
            })
        })
        await conn.modifyChat (testJid, ChatModification.mute, 8*60*60*1000) // 8 hours in the future
        await waitForEvent
        await delay (2000)
        await conn.modifyChat (testJid, ChatModification.unmute)
    })
    it('should return search results', async () => {
        const jids = [null, testJid]
        for (let i in jids) {
            let response = await conn.searchMessages('Hello', jids[i], 25, 1)
            assert.ok (response.messages)
            assert.ok (response.messages.length >= 0)

            response = await conn.searchMessages('剛剛試咗😋一個字', jids[i], 25, 1)
            assert.ok (response.messages)
            assert.ok (response.messages.length >= 0)
        }
    })

    it('should load a single message', async () => {
        const {messages} = await conn.loadMessages (testJid, 25)
        for (var message of messages) {
            const loaded = await conn.loadMessage (testJid, message.key.id)
            assert.strictEqual (loaded.key.id, message.key.id, `loaded message ${JSON.stringify(message)} incorrectly`)
            await delay (500)
        } 
    })
    // open the other phone and look at the updates to really verify stuff
    it('should send presence updates', async () => {
        conn.shouldLogMessages = true
        conn.requestPresenceUpdate(testJid)

        const sequence = [ Presence.available, Presence.composing, Presence.paused, Presence.recording, Presence.paused, Presence.unavailable ]
        for (const presence of sequence) {
            await delay(5000)
            await conn.updatePresence(presence !== Presence.unavailable ? testJid : null, presence)
            //console.log(conn.messageLog.slice(-1))
            console.log('sent update ', presence)
        }
    })
    it('should generate link previews correctly', async () => {
        await conn.generateLinkPreview ('hello this is from https://www.github.com/adiwajshing/Baileys')
        // two links should fail
        await assert.rejects (
            conn.generateLinkPreview ('I sent links to https://teachyourselfcs.com/ and https://www.fast.ai/')
        )
    })
    // this test requires quite a few messages with the test JID
    it('should detect overlaps and clear messages accordingly', async () => {
        // wait for chats
        await new Promise(resolve => (
            conn.once('chats-received', ({ hasReceivedLastMessage }) => hasReceivedLastMessage && resolve())
        ))

        conn.maxCachedMessages = 100

        const chat = conn.chats.get(testJid)
        const oldCount = chat.messages.length
        console.log(`test chat has ${oldCount} pre-loaded messages`)
        // load 100 messages
        await conn.loadMessages(testJid, 100, undefined)
        assert.strictEqual(chat.messages.length, 100)
        
        conn.close()
        // remove all latest messages
        chat.messages = newMessagesDB( chat.messages.all().slice(0, 20) )

        const task = new Promise(resolve => (
            conn.on('chats-received', ({ hasReceivedLastMessage, chatsWithMissingMessages }) => {
                if (hasReceivedLastMessage) {
                    assert.strictEqual(Object.keys(chatsWithMissingMessages).length, 1)
                    const missing = chatsWithMissingMessages.find(({ jid }) => jid === testJid)
                    assert.ok(missing, 'missing message not detected')
                    assert.strictEqual(
                        conn.chats.get(testJid).messages.length,
                        missing.count
                    )
                    assert.strictEqual(missing.count, oldCount)
                    resolve()
                }
            })
        ))

        await conn.connect()

        await task
    })

    it('should toggle disappearing messages', async () => {
        let chat = conn.chats.get(testJid)
        if (!chat) {
            // wait for chats
            await new Promise(resolve => (
                conn.once('chats-received', resolve)
            ))
            chat = conn.chats.get(testJid)
        }
        
        const waitForChatUpdate = (ephemeralOn: boolean) => (
            new Promise(resolve => (
                conn.on('chat-update', ({ jid, ephemeral }) => {
                    if (jid === testJid && typeof ephemeral !== 'undefined') {
                        assert.strictEqual(!!(+ephemeral), ephemeralOn)
                        assert.strictEqual(!!(+chat.ephemeral), ephemeralOn)
                        resolve()
                        conn.removeAllListeners('chat-update')
                    }
                })
            ))
        )
        const toggleDisappearingMessages = async (on: boolean) => {
            const update = waitForChatUpdate(on)
            await conn.toggleDisappearingMessages(testJid, on ? WA_DEFAULT_EPHEMERAL : 0)
            await update
        }
        
        if (!chat.eph_setting_ts) {
            await toggleDisappearingMessages(true)
        }

        await delay(1000)

        let msg = await sendAndRetreiveMessage(
            conn,
            'This will go poof 😱',
            MessageType.text
        )
        assert.ok(msg.message?.ephemeralMessage)
        
        const contextInfo = msg.message?.ephemeralMessage?.message?.extendedTextMessage?.contextInfo
        assert.strictEqual(contextInfo.expiration, chat.ephemeral)
        assert.strictEqual(+contextInfo.ephemeralSettingTimestamp, +chat.eph_setting_ts)
        // test message deletion
        await conn.deleteMessage(testJid, msg.key)
        
        await delay(1000)

        await toggleDisappearingMessages(false)

        await delay(1000)

        msg = await sendAndRetreiveMessage(
            conn,
            'This will not go poof 😔',
            MessageType.text
        )
        assert.ok(msg.message.extendedTextMessage)
    })
})