/**
 * @param {string} key
 * @param {number} newMode
 * @returns {string}
 */

app.use("/toggleDarkMode.lvorex", express.json())
app.post("/toggleDarkMode.lvorex", async (req, res) => {
    const postBody = req.body
    const { keyFound, userKey } = await controlKey(req, postBody.key)

    if (keyFound === false) return res.json({ code: 404, message: "Not authorized." })
    const { newMode } = postBody
    
    let result = await query(`
        update \`madmin_accounts\`
        set \`darkMode\` = ${newMode}
        where \`username\` = '${userKey.userName.replaceAll("'", "\\'")}'
    `)
    if (result === false) return res.json({ code: 404, message: "SQL Error Appeared." })

    res.json({ code: 200, message: "Successfully toggled dark mode." })
})

/**
 * @param {string} key
 * @param {number} newMode
 * @returns {string}
 */

app.use("/toggleSyncMode.lvorex", express.json())
app.post("/toggleSyncMode.lvorex", async (req, res) => {
    const postBody = req.body
    const { keyFound, userKey } = await controlKey(req, postBody.key)

    if (keyFound === false) return res.json({ code: 404, message: "Not authorized." })
    const { newMode } = postBody
    let newDarkMode = 0
    if (newMode === 1) {
        if (Number(moment(Date.now()).format("HH")) >= 18 || Number(moment(Date.now()).format("HH")) <= 3) {
            newDarkMode = 1
        }
    }
    
    let result = await query(`
        update \`madmin_accounts\`
        set \`syncedDarkMode\` = ${newMode},
            \`darkMode\` = ${newDarkMode}
        where \`username\` = '${userKey.userName.replaceAll("'", "\\'")}'
    `)
    if (result === false) return res.json({ code: 404, message: "SQL Error Appeared." })

    res.json({ code: 200, message: "Successfully toggled sync mode." })
})

// Change User Credentials Start

const ControlIfUsernameExists = async (username) => {
    let result = await query(`
        select * from \`madmin_accounts\`
        where \`username\` = '${username.replaceAll("'", "\\'")}'
    `)
    if (result === false) return false
    if (result.length === 0) return false
    return true
}

/**
 * @param {string} key
 * @param {string} type
 * @param {string} newValue
 * @returns {string}
 */

app.use("/changeUserCredentials.lvorex", express.json())
app.post("/changeUserCredentials.lvorex", async (req, res) => {
    const postBody = req.body
    const { keyFound, userKey } = await controlKey(req, postBody.key)

    if (keyFound === false) return res.json({ code: 404, message: "Not authorized." })

    if (postBody.type === "username") {
        const IsUsernameExists = await ControlIfUsernameExists(postBody.newValue)
        if (IsUsernameExists) return res.json({ code: 404, message: "This username is already taken by a different user." })

        let result = await query(`
            update \`madmin_accounts\`
            set \`username\` = '${postBody.newValue.replaceAll("'", "\\'")}'
            where \`username\` = '${userKey.userName.replaceAll("'", "\\'")}'
        `)
        if (result === false) return res.json({ code: 404, message: "SQL Error Appeared." })

        usersKeys.find(u => sha1(u.key) === postBody.key).userName = postBody.newValue

        res.json({ code: 200, message: "Your username successfully updated." })
        return
    } else if (postBody.type === "password") {
        let result = await query(`
            update \`madmin_accounts\`
            set \`password\` = '${sha1(postBody.newValue)}'
            where \`username\` = '${userKey.userName.replaceAll("'", "\\'")}'
        `)
        if (result === false) return res.json({ code: 404, message: "SQL Error Appeared." })

        res.json({ code: 200, message: "Your password successfully updated." })
        return
    } else if (postBody.type === "picture") {
        let result = await query(`
            update \`madmin_accounts\`
            set \`avatar\` = '${postBody.newValue}'
            where \`username\` = '${userKey.userName.replaceAll("'", "\\'")}'
        `)
        if (result === false) return res.json({ code: 404, message: "SQL Error Appeared." })

        res.json({ code: 200, message: "Your avatar successfully updated." })
        return
    }
})

// Change User Credentials End

/**
 * @param {string} key
 * @returns {string}
 */

app.use("/useDiscordAvatar.lvorex", express.json())
app.post("/useDiscordAvatar.lvorex", async (req, res) => {
    const postBody = req.body
    const { keyFound, userKey } = await controlKey(req, postBody.key)

    if (keyFound === false) return res.json({ code: 404, message: "Not authorized." })

    let result = await query(`
        select * from \`madmin_accounts\`
        where \`id\` = ${userKey.userId}
    `)
    if (result === false) return res.json({ code: 404, message: "SQL Error Appeared." })
    result = result [0]

    if (result.discord_avatar === "") return res.json({ code: 404, message: "You're not using discord." })

    const { discord_avatar: DiscordAvatar } = result

    result = await query(`
        update \`madmin_accounts\`
        set \`avatar\` = '${DiscordAvatar}'
        where \`id\` = ${userKey.userId}
    `)
    if (result === false) return res.json({ code: 404, message: "SQL Error Appeared." })

    res.json({ code: 200, message: DiscordAvatar })
})