import json, urllib, datetime, string, discord

from .hangmanDraw import DrawHangman

apiUrl = "https://api.wordnik.com/v4/words.json/randomWords?hasDictionaryDef=true&minCorpusCount=5000&maxCorpusCount=-1&minDictionaryCount=1&maxDictionaryCount=-1&minLength=3&maxLength=11&limit=1&api_key="

class Hangman():
    def __init__(self,bot):
        self.bot = bot
        self.draw = DrawHangman(bot)

    async def start(self, ctx):
        await ctx.defer()
        channel = str(ctx.channel_id)
        user = f"#{ctx.author.id}"
        game = self.bot.database["hangman games"].find_one({"_id":channel})
        userName = self.bot.databaseFuncs.getName(user)
        startedGame = False

        if game == None:
            apiKey = self.bot.credentials.wordnikKey
            word = "-"
            while "-" in word or "." in word:
                with urllib.request.urlopen(apiUrl+apiKey) as p:
                    word = list(json.load(p)[0]["word"].upper())
            self.bot.log("Found the word \""+"".join(word)+"\"")
            guessed = [False] * len(word)
            gameID = datetime.datetime.now().strftime('%Y%m%d%H%M%S')
            newGame = {"_id":channel,"player" : user,"guessed letters" : [],"word" : word,"game ID" : gameID,"misses" : 0,"guessed" : guessed}
            self.bot.database["hangman games"].insert_one(newGame)

            remainingLetters = list(string.ascii_uppercase)

            self.draw.drawImage(channel)

            logMessage = "Game started"
            sendMessage = f"{userName} started game of hangman."
            startedGame = True
        else:
            logMessage = "There was already a game going on"
            sendMessage = "There's already a Hangman game going on in the channel"

        self.bot.log(logMessage)
        await ctx.send(sendMessage)

        if startedGame:
            filePath = f"resources/games/hangmanBoards/hangmanBoard{channel}.png"
            newImage = await ctx.channel.send(file = discord.File(filePath))

            blankMessage  = await ctx.channel.send("_ _")
            reactionMessages = {newImage : remainingLetters[:15], blankMessage : remainingLetters[15:]}

            oldMessages = f"{newImage.id}\n{blankMessage.id}"

            with open(f"resources/games/oldImages/hangman{channel}", "w") as f:
                f.write(oldMessages)

            for message, letters in reactionMessages.items():
                for letter in letters:
                    emoji = chr(ord(letter)+127397)
                    await message.add_reaction(emoji)

    async def stop(self, ctx):
        channel = str(ctx.channel.id)
        self.bot.database["hangman games"].delete_one({"_id":channel})

        with open(f"resources/games/oldImages/hangman{channel}", "r") as f:
            messages = f.read().splitlines()

        for message in messages:
            oldMessage = await ctx.channel.fetch_message(int(message))
            self.bot.log("Deleting old message")
            await oldMessage.delete()

        await ctx.send("Game stopped")

    async def guess(self, message, user, guess):
        channel = str(message.channel.id)
        game = self.bot.database["hangman games"].find_one({"_id":channel})

        gameExists = (game != None)
        singleLetter = (len(guess) == 1 and guess.isalpha())
        newGuess = (guess not in game["guessed letters"])
        validGuess = (gameExists and singleLetter and newGuess)

        if validGuess:
            self.bot.log("Guessed the letter")
            correctGuess = 0

            for x, letter in enumerate(game["word"]):
                if guess == letter:
                    correctGuess += 1
                    self.bot.database["hangman games"].update_one({"_id":channel},{"$set":{"guessed."+str(x):True}})

            if correctGuess == 0:
                self.bot.database["hangman games"].update_one({"_id":channel},{"$inc":{"misses":1}})

            self.bot.database["hangman games"].update_one({"_id":channel},{"$push":{"guessed letters":guess}})

            remainingLetters = list(string.ascii_uppercase)

            game = self.bot.database["hangman games"].find_one({"_id":channel})

            for letter in game["guessed letters"]:
                remainingLetters.remove(letter)

            if correctGuess == 1:
                sendMessage = f"Guessed {guess}. There was 1 {guess} in the word."
            else:
                sendMessage = f"Guessed {guess}. There were {correctGuess} {guess}s in the word."

            self.draw.drawImage(channel)

            if game["misses"] == 6:
                self.bot.database["hangman games"].delete_one({"_id":channel})
                sendMessage += " You've guessed wrong six times and have lost the game."
                remainingLetters = []
            elif all(i == True for i in game["guessed"]):
                self.bot.database["hangman games"].delete_one({"_id":channel})
                self.bot.money.addMoney(user,15)
                sendMessage += " You've guessed the word! Congratulations! Adding 15 GwendoBucks to your account"
                remainingLetters = []

            await message.channel.send(sendMessage)

            with open(f"resources/games/oldImages/hangman{channel}", "r") as f:
                oldMessageIDs = f.read().splitlines()

            for oldID in oldMessageIDs:
                oldMessage = await message.channel.fetch_message(int(oldID))
                self.bot.log("Deleting old message")
                await oldMessage.delete()

            filePath = f"resources/games/hangmanBoards/hangmanBoard{channel}.png"
            newImage = await message.channel.send(file = discord.File(filePath))

            if len(remainingLetters) > 0:
                if len(remainingLetters) > 15:
                    blankMessage  = await message.channel.send("_ _")
                    reactionMessages = {newImage : remainingLetters[:15], blankMessage : remainingLetters[15:]}
                else:
                    blankMessage = ""
                    reactionMessages = {newImage : remainingLetters}

                if blankMessage != "":
                    oldMessages = f"{newImage.id}\n{blankMessage.id}"
                else:
                    oldMessages = str(newImage.id)

                with open(f"resources/games/oldImages/hangman{channel}", "w") as f:
                    f.write(oldMessages)

                for message, letters in reactionMessages.items():
                    for letter in letters:
                        emoji = chr(ord(letter)+127397)
                        await message.add_reaction(emoji)