package io.delilaheve.util

import io.delilaheve.CustomAnvil
import io.delilaheve.util.EnchantmentUtil.enchantmentName
import xyz.alexcrea.cuanvil.config.ConfigHolder
import xyz.alexcrea.cuanvil.config.WorkPenaltyType
import xyz.alexcrea.cuanvil.enchant.CAEnchantment

/**
 * Config option accessors
 */
object ConfigOptions {

    // ----------------------
    // Path for config values
    // ----------------------

    const val CAP_ANVIL_COST = "limit_repair_cost"
    const val MAX_ANVIL_COST = "limit_repair_value"
    const val REMOVE_ANVIL_COST_LIMIT = "remove_repair_limit"

    const val REPLACE_TOO_EXPENSIVE = "replace_too_expensive"

    const val ITEM_REPAIR_COST = "item_repair_cost"
    const val UNIT_REPAIR_COST = "unit_repair_cost"

    const val ITEM_RENAME_COST = "item_rename_cost"

    const val SACRIFICE_ILLEGAL_COST = "sacrifice_illegal_enchant_cost"

    // Color related config
    const val ALLOW_COLOR_CODE = "allow_color_code"
    const val ALLOW_HEXADECIMAL_COLOR = "allow_hexadecimal_color"
    const val PERMISSION_NEEDED_FOR_COLOR = "permission_needed_for_color"
    const val USE_OF_COLOR_COST = "use_of_color_cost"

    const val WORK_PENALTY_TYPE = "work_penalty_type"

    const val DEFAULT_LIMIT_PATH = "default_limit"

    const val ENCHANT_LIMIT_ROOT = "enchant_limits"
    const val ENCHANT_VALUES_ROOT = "enchant_values"

    // Keys for specific enchantment values
    private const val KEY_BOOK = "book"
    private const val KEY_ITEM = "item"

    // Debug flag
    private const val DEBUG_LOGGING = "debug_log"
    private const val VERBOSE_DEBUG_LOGGING = "debug_log_verbose"

    // ----------------------
    // Default config values
    // ----------------------

    const val DEFAULT_CAP_ANVIL_COST = false
    const val DEFAULT_MAX_ANVIL_COST = 39
    const val DEFAULT_REMOVE_ANVIL_COST_LIMIT = false

    const val DEFAULT_REPLACE_TOO_EXPENSIVE = false

    const val DEFAULT_ITEM_REPAIR_COST = 2
    const val DEFAULT_UNIT_REPAIR_COST = 1

    const val DEFAULT_ITEM_RENAME_COST = 1

    const val DEFAULT_SACRIFICE_ILLEGAL_COST = 1

    // Color related config
    const val DEFAULT_ALLOW_COLOR_CODE = false
    const val DEFAULT_ALLOW_HEXADECIMAL_COLOR = false
    const val DEFAULT_PERMISSION_NEEDED_FOR_COLOR = true
    const val DEFAULT_USE_OF_COLOR_COST = 0

    const val DEFAULT_ENCHANT_LIMIT = 5

    // Debug flag
    private const val DEFAULT_DEBUG_LOG = false
    private const val DEFAULT_VERBOSE_DEBUG_LOG = false

    // -------------
    // Config Ranges
    // -------------

    // Valid range for repair cost limit
    @JvmField
    val MAX_ANVIL_COST_RANGE = 0..1000

    // Valid range for repair cost
    @JvmField
    val REPAIR_COST_RANGE = 0..1000

    // Valid range for rename cost
    @JvmField
    val ITEM_RENAME_COST_RANGE = 0..1000

    // Valid range for illegal enchantment conflict cost
    @JvmField
    val SACRIFICE_ILLEGAL_COST_RANGE = 0..1000

    // Valid range for color use cost
    @JvmField
    val USE_OF_COLOR_COST_RANGE = 0..1000

    // Valid range for an enchantment limit
    @JvmField
    val ENCHANT_LIMIT_RANGE = 1..255


    // Default value for an enchantment multiplier
    private const val DEFAULT_ENCHANT_VALUE = 0

    // -------------
    // Get methods
    // -------------

    /**
     * Whether to cap anvil costs
     */
    val doCapCost: Boolean
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getBoolean(CAP_ANVIL_COST, DEFAULT_CAP_ANVIL_COST)
        }

    /**
     * Value to limit anvil costs to
     */
    val maxAnvilCost: Int
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getInt(MAX_ANVIL_COST, DEFAULT_MAX_ANVIL_COST)
                .takeIf { it in MAX_ANVIL_COST_RANGE }
                ?: DEFAULT_MAX_ANVIL_COST
        }

    /**
     * Whether to remove anvil cost limit
     */
    val doRemoveCostLimit: Boolean
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getBoolean(REMOVE_ANVIL_COST_LIMIT, DEFAULT_REMOVE_ANVIL_COST_LIMIT)
        }

    /**
     * Whether to remove repair cost limit
     */
    val doReplaceTooExpensive: Boolean
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getBoolean(REPLACE_TOO_EXPENSIVE, DEFAULT_REPLACE_TOO_EXPENSIVE)
        }

    /**
     * Value of an item repair
     */
    val itemRepairCost: Int
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getInt(ITEM_REPAIR_COST, DEFAULT_ITEM_REPAIR_COST)
                .takeIf { it in REPAIR_COST_RANGE }
                ?: DEFAULT_ITEM_REPAIR_COST
        }

    /**
     * Value of an item repair
     */
    val unitRepairCost: Int
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getInt(UNIT_REPAIR_COST, DEFAULT_UNIT_REPAIR_COST)
                .takeIf { it in REPAIR_COST_RANGE }
                ?: DEFAULT_UNIT_REPAIR_COST
        }

    /**
     * Value of an item rename
     */
    val itemRenameCost: Int
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getInt(ITEM_RENAME_COST, DEFAULT_ITEM_RENAME_COST)
                .takeIf { it in ITEM_RENAME_COST_RANGE }
                ?: DEFAULT_ITEM_RENAME_COST
        }

    /**
     * Value of illegal enchantment conflict
     */
    val sacrificeIllegalCost: Int
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getInt(SACRIFICE_ILLEGAL_COST, DEFAULT_SACRIFICE_ILLEGAL_COST)
                .takeIf { it in SACRIFICE_ILLEGAL_COST_RANGE }
                ?: DEFAULT_SACRIFICE_ILLEGAL_COST
        }

    /**
     * Allow usage of color code
     */
    val allowColorCode: Boolean
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getBoolean(ALLOW_COLOR_CODE, DEFAULT_ALLOW_COLOR_CODE)
        }

    /**
     * Allow usage of hexadecimal color
     */
    val allowHexadecimalColor: Boolean
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getBoolean(ALLOW_HEXADECIMAL_COLOR, DEFAULT_ALLOW_HEXADECIMAL_COLOR)
        }

    /**
     * If one of the color component is enabled
     */
    val renameColorPossible: Boolean get() { return allowColorCode || allowHexadecimalColor }

    /**
     * If players need a permission to use color
     */
    val permissionNeededForColor: Boolean
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getBoolean(PERMISSION_NEEDED_FOR_COLOR, DEFAULT_PERMISSION_NEEDED_FOR_COLOR)
        }

    /**
     * How many xp should use of color should cost
     */
    val useOfColorCost: Int
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getInt(USE_OF_COLOR_COST, DEFAULT_USE_OF_COLOR_COST)
                .takeIf { it in USE_OF_COLOR_COST_RANGE }
                ?: DEFAULT_USE_OF_COLOR_COST
        }

    /**
     * How many xp should use of color should cost
     */
    val workPenaltyType: WorkPenaltyType
        get() {
            return WorkPenaltyType.fromString(
                ConfigHolder.DEFAULT_CONFIG
                .config
                .getString(WORK_PENALTY_TYPE));
        }

    /**
     * Default enchantment limit
     */
    private val defaultEnchantLimit: Int
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getInt(DEFAULT_LIMIT_PATH, DEFAULT_ENCHANT_LIMIT)
        }

    /**
     * Whether to show debug logging
     */
    val debugLog: Boolean
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getBoolean(DEBUG_LOGGING, DEFAULT_DEBUG_LOG)
        }

    /**
     * Whether to show verbose debug logging
     */
    val verboseDebugLog: Boolean
        get() {
            return ConfigHolder.DEFAULT_CONFIG
                .config
                .getBoolean(VERBOSE_DEBUG_LOGGING, DEFAULT_VERBOSE_DEBUG_LOG)
        }

    /**
     * Get the given [enchantment]'s limit
     */
    fun enchantLimit(enchantment: CAEnchantment): Int {
        return enchantLimit(enchantment.enchantmentName)
    }

    /**
     * Get the given [enchantmentName]'s limit
     */
    private fun enchantLimit(enchantmentName: String): Int {
        val default = getDefaultLevel(enchantmentName)

        val path = "${ENCHANT_LIMIT_ROOT}.$enchantmentName"
        return CustomAnvil.instance
            .config
            .getInt(path, default)
            .takeIf { it in ENCHANT_LIMIT_RANGE }
            ?: default
    }

    /**
     * Get default value if enchantment do not exist on config
     */
    private fun getDefaultLevel(enchantmentName: String, // compatibility with 1.20.5. TODO better update system
        ) : Int {
        if(enchantmentName == "sweeping_edge"){
            return enchantLimit("sweeping")
        }
        return defaultEnchantLimit
    }

    /**
     * Get the appropriate [enchantment]'s value dependent on whether
     * it's source [isFromBook]
     */
    fun enchantmentValue(
        enchantment: CAEnchantment,
        isFromBook: Boolean
    ): Int {
        return enchantmentValue(enchantment.enchantmentName, isFromBook)
    }

    /**
     * Get the appropriate [enchantmentName]'s value dependent on whether
     * it's source [isFromBook]
     */
    private fun enchantmentValue(
        enchantmentName: String,
        isFromBook: Boolean
    ): Int {
        val default = getDefaultValue(enchantmentName, isFromBook)

        val typeKey = if (isFromBook) KEY_BOOK else KEY_ITEM
        val path = "${ENCHANT_VALUES_ROOT}.${enchantmentName}.$typeKey"
        return CustomAnvil.instance
            .config
            .getInt(path, default)
            .takeIf { it >= DEFAULT_ENCHANT_VALUE }
            ?: DEFAULT_ENCHANT_VALUE
    }

    /**
     * Get default value if enchantment do not exist on config
     */
    private fun getDefaultValue(enchantmentName: String, // compatibility with 1.20.5. TODO better update system
                                isFromBook: Boolean) : Int {
        if(enchantmentName == "sweeping_edge"){
            return enchantmentValue("sweeping", isFromBook)
        }

        val enchantment = CAEnchantment.getByName(enchantmentName)
        if(enchantment != null){
            val rarity = enchantment.defaultRarity()

            return if(isFromBook) rarity.bookValue
            else rarity.itemValue
        }

        return DEFAULT_ENCHANT_VALUE
    }

}