///////////////////////////////////////
//TICKET CLOSING SYSTEM
///////////////////////////////////////
import {opendiscord, api, utilities} from "../index.js"
import * as discord from "discord.js"

const generalConfig = opendiscord.configs.get("opendiscord:general")
const lang = opendiscord.languages
const interactiveMsgState = opendiscord.states.get("opendiscord:interactive-message")

export async function registerActions(){
    opendiscord.actions.add(new api.ODAction("opendiscord:close-ticket"))
    opendiscord.actions.get("opendiscord:close-ticket").workers.add([
        new api.ODWorker("opendiscord:close-ticket",2,async (instance,params,origin,cancel) => {
            const {guild,channel,user,ticket,reason} = params
            if (channel.isThread()) throw new api.ODSystemError("Unable to close ticket! Open Ticket doesn't support threads!")

            await opendiscord.events.get("onTicketClose").emit([ticket,user,channel,reason])
            
            //update ticket
            ticket.get("opendiscord:closed").value = true
            ticket.get("opendiscord:closed-by").value = user.id
            ticket.get("opendiscord:closed-on").value = new Date().getTime()
            
            ticket.get("opendiscord:reopened").value = false
            ticket.get("opendiscord:reopened-by").value = null
            ticket.get("opendiscord:reopened-on").value = null

            if (origin == "autoclose") ticket.get("opendiscord:autoclosed").value = true
            ticket.get("opendiscord:open").value = false
            ticket.get("opendiscord:busy").value = true

            //update stats
            await opendiscord.statistics.get("opendiscord:global").setStat("opendiscord:tickets-closed",1,"increase")
            await opendiscord.statistics.get("opendiscord:user").setStat("opendiscord:tickets-closed",user.id,1,"increase")

            //update category
            if (typeof params.allowCategoryChange == "boolean" ? params.allowCategoryChange : true){
                const closeCategory = ticket.option.get("opendiscord:channel-category-closed").value
                if (closeCategory !== ""){
                    try {
                        channel.setParent(closeCategory,{lockPermissions:false})
                        ticket.get("opendiscord:category-mode").value = "closed"
                        ticket.get("opendiscord:category").value = closeCategory
                    }catch(e){
                        opendiscord.log("Unable to move ticket to 'closed category'!","error",[
                            {key:"channel",value:"#"+channel.name},
                            {key:"channelid",value:channel.id,hidden:true},
                            {key:"categoryid",value:closeCategory}
                        ])
                        opendiscord.debugfile.writeErrorMessage(new api.ODError(e,"uncaughtException"))
                    }
                }
            }

            //update permissions (non-staff => readonly)
            const permissions: discord.OverwriteResolvable[] = [{
                type:discord.OverwriteType.Role,
                id:guild.roles.everyone.id,
                allow:[],
                deny:["ViewChannel","SendMessages","ReadMessageHistory"]
            }]
            const globalAdmins = opendiscord.configs.get("opendiscord:general").data.globalAdmins
            const optionAdmins = ticket.option.get("opendiscord:admins").value
            const readonlyAdmins = ticket.option.get("opendiscord:admins-readonly").value

            globalAdmins.forEach((admin) => {
                permissions.push({
                    type:discord.OverwriteType.Role,
                    id:admin,
                    allow:["ViewChannel","SendMessages","AddReactions","AttachFiles","SendPolls","ReadMessageHistory","ManageMessages"],
                    deny:[]
                })
            })
            optionAdmins.forEach((admin) => {
                if (globalAdmins.includes(admin)) return
                permissions.push({
                    type:discord.OverwriteType.Role,
                    id:admin,
                    allow:["ViewChannel","SendMessages","AddReactions","AttachFiles","SendPolls","ReadMessageHistory","ManageMessages"],
                    deny:[]
                })
            })
            readonlyAdmins.forEach((admin) => {
                if (globalAdmins.includes(admin)) return
                if (optionAdmins.includes(admin)) return
                permissions.push({
                    type:discord.OverwriteType.Role,
                    id:admin,
                    allow:["ViewChannel","ReadMessageHistory"],
                    deny:["SendMessages","AddReactions","AttachFiles","SendPolls"]
                })
            })
            ticket.get("opendiscord:participants").value.forEach((participant) => {
                //all participants that aren't roles/admins => readonly (OR non-viewable when enabled)
                if (participant.type == "user"){
                    if (generalConfig.data.system.removeParticipantsOnClose) permissions.push({
                        type:discord.OverwriteType.Member,
                        id:participant.id,
                        allow:[],
                        deny:["SendMessages","AddReactions","AttachFiles","SendPolls","ViewChannel","ReadMessageHistory"]
                    })
                    else permissions.push({
                        type:discord.OverwriteType.Member,
                        id:participant.id,
                        allow:["ViewChannel","ReadMessageHistory"],
                        deny:["SendMessages","AddReactions","AttachFiles","SendPolls"]
                    })
                }
            })
            channel.permissionOverwrites.set(permissions)

            //update ticket message
            const ticketMessage = await opendiscord.tickets.getTicketMessage(ticket)
            if (ticketMessage){
                try{
                    ticketMessage.edit((await opendiscord.builders.messages.getSafe("opendiscord:ticket-message").build("other",{guild,channel,user,ticket})).message)
                }catch(e){
                    opendiscord.log("Unable to edit ticket message on ticket closing!","error",[
                        {key:"channel",value:"#"+channel.name},
                        {key:"channelid",value:channel.id,hidden:true},
                        {key:"messageid",value:ticketMessage.id},
                        {key:"option",value:ticket.option.id.value}
                    ])
                    opendiscord.debugfile.writeErrorMessage(new api.ODError(e,"uncaughtException"))
                }
            }

            //reply with new message
            if (params.sendMessage) await channel.send((await opendiscord.builders.messages.getSafe("opendiscord:close-message").build(origin,{guild,channel,user,ticket,reason})).message)
            ticket.get("opendiscord:busy").value = false
            await opendiscord.events.get("afterTicketClosed").emit([ticket,user,channel,reason])

            //update channel topic
            await opendiscord.actions.get("opendiscord:update-ticket-topic").run("ticket-action",{guild,channel,user,ticket,sendMessage:false,newTopic:null})
        }),
        new api.ODWorker("opendiscord:discord-logs",1,async (instance,params,origin,cancel) => {
            const {guild,channel,user,ticket,reason} = params

            //to logs
            if (generalConfig.data.system.logs.enabled && generalConfig.data.system.messages.closing.logs){
                const logChannel = opendiscord.posts.get("opendiscord:logs")
                if (logChannel) logChannel.send(await opendiscord.builders.messages.getSafe("opendiscord:ticket-action-logs").build(origin,{guild,channel,user,ticket,mode:"close",reason,additionalData:null}))
            }

            //to dm
            const creator = await opendiscord.tickets.getTicketUser(ticket,"creator")
            if (creator && generalConfig.data.system.messages.closing.dm) await opendiscord.client.sendUserDm(creator,await opendiscord.builders.messages.getSafe("opendiscord:ticket-action-dm").build(origin,{guild,channel,user,ticket,mode:"close",reason,additionalData:null}))
        }),
        new api.ODWorker("opendiscord:logs",0,(instance,params,origin,cancel) => {
            const {guild,channel,user,ticket} = params

            opendiscord.log(user.displayName+" closed a ticket!","info",[
                {key:"user",value:user.username},
                {key:"userid",value:user.id,hidden:true},
                {key:"channel",value:"#"+channel.name},
                {key:"channelid",value:channel.id,hidden:true},
                {key:"reason",value:params.reason ?? "/"},
                {key:"method",value:origin}
            ])
        })
    ])
    opendiscord.actions.get("opendiscord:close-ticket").workers.backupWorker = new api.ODWorker("opendiscord:cancel-busy",0,(instance,params) => {
        //set busy to false in case of crash or cancel
        params.ticket.get("opendiscord:busy").value = false
    })
}

export const registerVerifyBars = async () => {
    //CLOSE TICKET TICKET MESSAGE
    opendiscord.verifybars.add(new api.ODVerifyBar("opendiscord:close-ticket-ticket-message",opendiscord.builders.messages.getSafe("opendiscord:verifybar-ticket-message"),!generalConfig.data.system.disableVerifyBars))
    opendiscord.verifybars.get("opendiscord:close-ticket-ticket-message").success.add([
        new api.ODWorker("opendiscord:close-ticket",0,async (instance,params,origin,cancel) => {
            const {user,member,channel,guild} = instance
            
            //check permissions
            const permsResult = await opendiscord.permissions.checkCommandPerms(generalConfig.data.system.permissions.close,"support",user,member,channel,guild)
            if (!permsResult.hasPerms){
                if (permsResult.reason == "not-in-server") await instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-not-in-guild").build("button",{channel,user}))
                else await instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-no-permissions").build("button",{guild,channel,user,permissions:["support"]}))
                return cancel()
            }

            //check is in guild/server
            if (!guild){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-not-in-guild").build("button",{channel,user}))
                return cancel()
            }

            //check if ticket exists
            const ticket = opendiscord.tickets.get(channel.id)
            if (!ticket || channel.isDMBased()){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-ticket-unknown").build("button",{guild,channel,user}))
                return cancel()
            }

            //return when already closed
            if (ticket.get("opendiscord:closed").value){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error").build("button",{guild,channel,user,error:lang.getTranslation("errors.actionInvalid.close"),layout:"simple"}))
                return cancel()
            }

            //return when busy
            if (ticket.get("opendiscord:busy").value){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-ticket-busy").build("button",{guild,channel,user}))
                return cancel()
            }

            //return when not allowed because of missing messages
            if (!permsResult.isAdmin && (!generalConfig.data.system.allowCloseBeforeMessage || !generalConfig.data.system.allowCloseBeforeAdminMessage)){
                const analysis = await opendiscord.transcripts.collector.ticketUserMessagesAnalysis(ticket,guild,channel)
                if (analysis && !generalConfig.data.system.allowCloseBeforeMessage && analysis.totalMessages < 1){
                    instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error").build("button",{guild,channel,user,layout:"simple",error:lang.getTranslation("errors.descriptions.closeBeforeMessage"),customTitle:lang.getTranslation("errors.titles.noPermissions")}))
                    return cancel()
                }
                if (analysis && !generalConfig.data.system.allowCloseBeforeAdminMessage && analysis.adminMessages < 1){
                    instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error").build("button",{guild,channel,user,layout:"simple",error:lang.getTranslation("errors.descriptions.closeBeforeAdminMessage"),customTitle:lang.getTranslation("errors.titles.noPermissions")}))
                    return cancel()
                }
            }

            //start closing ticket
            if (params.data == "reason"){
                //close with reason
                instance.modal(await opendiscord.builders.modals.getSafe("opendiscord:close-ticket-reason").build("ticket-message",{guild,channel,user,ticket}))
            }else{
                //close without reason
                await instance.defer("update",false)
                await opendiscord.actions.get("opendiscord:close-ticket").run("ticket-message",{guild,channel,user,ticket,reason:null,sendMessage:true})
                await instance.update(await opendiscord.builders.messages.getSafe("opendiscord:ticket-message").build("other",{guild,channel,user,ticket}))
            }
        })
    ])
    opendiscord.verifybars.get("opendiscord:close-ticket-ticket-message").failure.add([
        new api.ODWorker("opendiscord:back-to-ticket-message",0,async (instance,params,origin,cancel) => {
            const {guild,channel,user} = instance
            if (!guild){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-not-in-guild").build("button",{channel,user}))
                return cancel()
            }
            const ticket = opendiscord.tickets.get(channel.id)
            if (!ticket || channel.isDMBased()){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-ticket-unknown").build("button",{guild,channel,user}))
                return cancel()
            }

            await instance.update(await opendiscord.builders.messages.getSafe("opendiscord:ticket-message").build("other",{guild,channel,user,ticket}))
        })
    ])

    //CLOSE TICKET REOPEN MESSAGE
    opendiscord.verifybars.add(new api.ODVerifyBar("opendiscord:close-ticket-reopen-message",opendiscord.builders.messages.getSafe("opendiscord:verifybar-reopen-message"),!generalConfig.data.system.disableVerifyBars))
    opendiscord.verifybars.get("opendiscord:close-ticket-reopen-message").success.add([
        new api.ODWorker("opendiscord:close-ticket",0,async (instance,params,origin,cancel) => {
            const {user,member,channel,guild} = instance
                                    
            //check permissions
            const permsResult = await opendiscord.permissions.checkCommandPerms(generalConfig.data.system.permissions.close,"support",user,member,channel,guild)
            if (!permsResult.hasPerms){
                if (permsResult.reason == "not-in-server") await instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-not-in-guild").build("button",{channel,user}))
                else await instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-no-permissions").build("button",{guild,channel,user,permissions:["support"]}))
                return cancel()
            }

            //check is in guild/server
            if (!guild){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-not-in-guild").build("button",{channel,user}))
                return cancel()
            }

            //check if ticket exists
            const ticket = opendiscord.tickets.get(channel.id)
            if (!ticket || channel.isDMBased()){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-ticket-unknown").build("button",{guild,channel,user}))
                return cancel()
            }

            //return when already closed
            if (ticket.get("opendiscord:closed").value){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error").build("button",{guild,channel,user,error:lang.getTranslation("errors.actionInvalid.close"),layout:"simple"}))
                return cancel()
            }

            //return when busy
            if (ticket.get("opendiscord:busy").value){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-ticket-busy").build("button",{guild,channel,user}))
                return cancel()
            }

            //return when not allowed because of missing messages
            if (!permsResult.isAdmin && (!generalConfig.data.system.allowCloseBeforeMessage || !generalConfig.data.system.allowCloseBeforeAdminMessage)){
                const analysis = await opendiscord.transcripts.collector.ticketUserMessagesAnalysis(ticket,guild,channel)
                if (analysis && !generalConfig.data.system.allowCloseBeforeMessage && analysis.totalMessages < 1){
                    instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error").build("button",{guild,channel,user,layout:"simple",error:lang.getTranslation("errors.descriptions.closeBeforeMessage"),customTitle:lang.getTranslation("errors.titles.noPermissions")}))
                    return cancel()
                }
                if (analysis && !generalConfig.data.system.allowCloseBeforeAdminMessage && analysis.adminMessages < 1){
                    instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error").build("button",{guild,channel,user,layout:"simple",error:lang.getTranslation("errors.descriptions.closeBeforeAdminMessage"),customTitle:lang.getTranslation("errors.titles.noPermissions")}))
                    return cancel()
                }
            }

            //start closing ticket
            if (params.data == "reason"){
                //close with reason
                instance.modal(await opendiscord.builders.modals.getSafe("opendiscord:close-ticket-reason").build("reopen-message",{guild,channel,user,ticket}))
            }else{
                //close without reason
                await instance.defer("update",false)
                await opendiscord.actions.get("opendiscord:close-ticket").run("reopen-message",{guild,channel,user,ticket,reason:null,sendMessage:false})
                await instance.update(await opendiscord.builders.messages.getSafe("opendiscord:close-message").build("reopen-message",{guild,channel,user,ticket,reason:null}))
            }
        })
    ])
    opendiscord.verifybars.get("opendiscord:close-ticket-reopen-message").failure.add([
        new api.ODWorker("opendiscord:back-to-reopen-message",0,async (instance,params,origin,cancel) => {
            const {guild,channel,user} = instance
            const {verifybarMessage} = params
            if (!guild){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-not-in-guild").build("button",{channel,user}))
                return cancel()
            }
            const ticket = opendiscord.tickets.get(channel.id)
            if (!ticket || channel.isDMBased()){
                instance.reply(await opendiscord.builders.messages.getSafe("opendiscord:error-ticket-unknown").build("button",{guild,channel,user}))
                return cancel()
            }

            const rawReason = (verifybarMessage && verifybarMessage.embeds[0] && verifybarMessage.embeds[0].fields[0]) ? verifybarMessage.embeds[0].fields[0].value : null
            const reason = (rawReason == null) ? null : rawReason.substring(3,rawReason.length-3)

            await instance.update(await opendiscord.builders.messages.getSafe("opendiscord:reopen-message").build("other",{guild,channel,user,ticket,reason}))
        })
    ])
}