module Degenz.Thief

open System
open System.Threading.Tasks
open DSharpPlus
open DSharpPlus.Entities
open DSharpPlus.SlashCommands
open Degenz.Messaging

let getRandomStealBtnLabels () =
    let rand = Random(Guid.NewGuid().GetHashCode())
    let affirmative = [| "LFG" ; "YOLO" ; "IDGAF" |]
    let negative = [| "NOPE" ; "IM OUT" ; "BAIL" |]
    ( affirmative.[rand.Next(0, 3)] , negative.[rand.Next(0, 3)] )

let chanceOfSuccessMsg = function
    | amt when amt < 0.20 -> "Looking pretty bad"
    | amt when amt < 0.50 -> "I mean, maybe"
    | amt when amt < 0.80 -> "I think you got this"
    | _                   -> "Totally worth it"

let targetEvaluationMsg = function
    | amt when amt < 0.20 -> "but man, they look swole."
    | amt when amt < 0.50 -> "but they look a little confident"
    | amt when amt < 0.80 -> "and they're looking a little nervous"
    | _                   -> "and they look weak af man"

let payoutChance targetBank chance = targetBank * 0.1 * (1.0 - chance)

let getStealEmbed chance (target : PlayerData) (player : PlayerData) =
    let buttons =
        let yes , no = getRandomStealBtnLabels ()
        [ DiscordButtonComponent(ButtonStyle.Success, $"Steal-yes-{target.DiscordId}-{target.Name}-{chance}", yes)
          DiscordButtonComponent(ButtonStyle.Danger, $"Steal-no", no) ]
        |> Seq.cast<DiscordComponent>
    let embed =
        DiscordEmbedBuilder()
          .AddField("Chance of Success", $"{chanceOfSuccessMsg chance}", true)
          .WithDescription($"{target.Name} is coming towards you in a dark alley, {targetEvaluationMsg chance}")
          .WithImageUrl("https://cdnb.artstation.com/p/assets/images/images/017/553/457/large/maarten-hof-backalley-mainshot.jpg")
          .WithTitle($"Steal Money")

    DiscordFollowupMessageBuilder()
        .AddEmbed(embed)
        .AddComponents(buttons)
        .AsEphemeral(true)


let steal target (ctx : IDiscordContext) =
    Game.executePlayerWithTargetAction target ctx (fun attacker defender -> async {
        let winPercentage = if attacker.Stats.Strength > defender.Stats.Strength then 1.0 else 0.0
        let embed = getStealEmbed winPercentage defender attacker

        do! ctx.FollowUp(embed) |> Async.AwaitTask
    })

let handleSteal (ctx : IDiscordContext) =
    let split = ctx.GetInteractionId().Split("-")
    let answer = split.[1]
    if answer = "yes" then
        Game.executePlayerAction ctx (fun player -> async {
            let targetId = uint64 split.[2]
            let targetName = split.[3]
            let chance = double split.[4]

            let rand = Random(Guid.NewGuid().GetHashCode())
            let result = rand.NextDouble()

            if chance >= result then
                let! target = DbService.tryFindPlayer targetId
                do! Messaging.sendFollowUpMessage ctx $"You stole {targetName} money"
            else
                do! Messaging.sendFollowUpMessage ctx "You failed miserably"

            return ()
        })
    else
        async {
            let builder = DiscordInteractionResponseBuilder()
            builder.Content <- "I thought better of it"
            do! ctx.Respond InteractionResponseType.UpdateMessage builder |> Async.AwaitTask
        } |> Async.StartAsTask :> Task


type StealGame() =
    inherit ApplicationCommandModule ()

    let enforceChannel (ctx : IDiscordContext) (storeFn : IDiscordContext -> Task) =
        match ctx.GetChannel().Id with
        | id when id = GuildEnvironment.channelArmory -> storeFn ctx
        | _ ->
            task {
                let msg = $"You must go to <#{GuildEnvironment.channelArmory}> channel to buy or sell weapons"
                do! Messaging.sendSimpleResponse ctx msg
            }

    [<SlashCommand("steal", "Steal some money from another player, but you might go to prison if caught")>]
    member this.Steal (ctx : InteractionContext, [<Option("target", "Who do you want to steal from?")>] target : DiscordUser) =
//        enforceChannel (DiscordInteractionContext ctx) (steal target)
        steal target (DiscordInteractionContext ctx)