package tr

import (
	"math"
	"strconv"
	"time"

	"github.com/go-playground/locales"
	"github.com/go-playground/locales/currency"
)

type tr struct {
	locale                 string
	pluralsCardinal        []locales.PluralRule
	pluralsOrdinal         []locales.PluralRule
	pluralsRange           []locales.PluralRule
	decimal                string
	group                  string
	minus                  string
	percent                string
	perMille               string
	timeSeparator          string
	inifinity              string
	currencies             []string // idx = enum of currency code
	currencyPositiveSuffix string
	currencyNegativePrefix string
	currencyNegativeSuffix string
	monthsAbbreviated      []string
	monthsNarrow           []string
	monthsWide             []string
	daysAbbreviated        []string
	daysNarrow             []string
	daysShort              []string
	daysWide               []string
	periodsAbbreviated     []string
	periodsNarrow          []string
	periodsShort           []string
	periodsWide            []string
	erasAbbreviated        []string
	erasNarrow             []string
	erasWide               []string
	timezones              map[string]string
}

// New returns a new instance of translator for the 'tr' locale
func New() locales.Translator {
	return &tr{
		locale:                 "tr",
		pluralsCardinal:        []locales.PluralRule{2, 6},
		pluralsOrdinal:         []locales.PluralRule{6},
		pluralsRange:           []locales.PluralRule{6, 2},
		decimal:                ",",
		group:                  ".",
		minus:                  "-",
		percent:                "%",
		perMille:               "‰",
		timeSeparator:          ":",
		inifinity:              "∞",
		currencies:             []string{"ADP", "AED", "AFA ", "AFN", "ALK ", "ALL", "AMD", "ANG", "AOA", "AOK ", "AON ", "AOR ", "ARA", "ARL", "ARM", "ARP", "ARS", "ATS", "AU$", "AWG", "AZM", "AZN", "BAD", "BAM", "BAN", "BBD", "BDT", "BEC", "BEF", "BEL", "BGL", "BGM", "BGN", "BGO", "BHD", "BIF", "BMD", "BND", "BOB", "BOL", "BOP", "BOV", "BRB", "BRC", "BRE", "R$", "BRN", "BRR", "BRZ", "BSD", "BTN", "BUK", "BWP", "BYB", "BYR", "BZD", "CA$", "CDF", "CHE", "CHF", "CHW", "CLE", "CLF", "CLP", "CNX ", "CN¥", "COP", "COU", "CRC", "CSD", "CSK", "CUC", "CUP", "CVE", "CYP", "CZK", "DDM", "DEM", "DJF", "DKK", "DOP", "DZD", "ECS", "ECV", "EEK", "EGP", "ERN", "ESA", "ESB", "ESP", "ETB", "€", "FIM", "FJD", "FKP", "FRF", "£", "GEK", "GEL", "GHC ", "GHS", "GIP", "GMD", "GNF", "GNS ", "GQE ", "GRD", "GTQ", "GWE ", "GWP ", "GYD", "HK$", "HNL", "HRD", "HRK", "HTG", "HUF", "IDR", "IEP", "ILP", "ILR ", "₪", "₹", "IQD", "IRR", "ISJ ", "ISK", "ITL", "JMD", "JOD", "¥", "KES", "KGS", "KHR", "KMF", "KPW", "KRH", "KRO", "₩", "KWD", "KYD", "KZT", "LAK", "LBP", "LKR", "LRD", "LSL ", "LTL", "LTT", "LUC", "LUF", "LUL", "LVL", "LVR", "LYD", "MAD", "MAF ", "MCF", "MDC", "MDL", "MGA", "MGF ", "MKD", "MKN", "MLF ", "MMK", "MNT", "MOP", "MRO", "MTL", "MTP", "MUR", "MVP ", "MVR", "MWK", "MX$", "MXP", "MXV", "MYR", "MZE ", "MZM ", "MZN", "NAD", "NGN", "NIC", "NIO", "NLG", "NOK", "NPR", "NZ$", "OMR", "PAB", "PEI", "PEN", "PES", "PGK", "PHP", "PKR", "PLN", "PLZ", "PTE", "PYG", "QAR", "RHD ", "ROL", "RON", "RSD", "RUB", "RUR", "RWF", "SAR", "SBD", "SCR", "SDD ", "SDG", "SDP ", "SEK", "SGD", "SHP", "SIT", "SKK", "SLL", "SOS", "SRD", "SRG", "SSP", "STD", "SUR", "SVC", "SYP", "SZL", "฿", "TJR", "TJS", "TMM", "TMT", "TND", "TOP", "TPE", "TRL", "₺", "TTD", "NT$", "TZS", "UAH", "UAK", "UGS ", "UGX", "$", "USN", "USS", "UYI", "UYP", "UYU", "UZS", "VEB", "VEF", "₫", "VNN", "VUV", "WST", "FCFA", "XAG", "XAU", "XBA ", "XBB ", "XBC ", "XBD ", "EC$", "XDR ", "XEU", "XFO ", "XFU ", "CFA", "XPD ", "CFPF", "XPT", "XRE", "XSU", "XTS", "XUA", "XXX ", "YDD", "YER", "YUD", "YUM", "YUN", "YUR", "ZAL ", "ZAR", "ZMK ", "ZMW", "ZRN ", "ZRZ ", "ZWD ", "ZWL ", "ZWR"},
		currencyPositiveSuffix: " ",
		currencyNegativePrefix: "(",
		currencyNegativeSuffix: " )",
		monthsAbbreviated:      []string{"", "Oca", "Şub", "Mar", "Nis", "May", "Haz", "Tem", "Ağu", "Eyl", "Eki", "Kas", "Ara"},
		monthsNarrow:           []string{"", "O", "Ş", "M", "N", "M", "H", "T", "A", "E", "E", "K", "A"},
		monthsWide:             []string{"", "Ocak", "Şubat", "Mart", "Nisan", "Mayıs", "Haziran", "Temmuz", "Ağustos", "Eylül", "Ekim", "Kasım", "Aralık"},
		daysAbbreviated:        []string{"Paz", "Pzt", "Sal", "Çar", "Per", "Cum", "Cmt"},
		daysNarrow:             []string{"P", "P", "S", "Ç", "P", "C", "C"},
		daysShort:              []string{"Pa", "Pt", "Sa", "Ça", "Pe", "Cu", "Ct"},
		daysWide:               []string{"Pazar", "Pazartesi", "Salı", "Çarşamba", "Perşembe", "Cuma", "Cumartesi"},
		periodsAbbreviated:     []string{"ÖÖ", "ÖS"},
		periodsNarrow:          []string{"öö", "ös"},
		periodsWide:            []string{"ÖÖ", "ÖS"},
		erasAbbreviated:        []string{"MÖ", "MS"},
		erasNarrow:             []string{"", ""},
		erasWide:               []string{"Milattan Önce", "Milattan Sonra"},
		timezones:              map[string]string{"ECT": "Ekvador Saati", "WIB": "Batı Endonezya Saati", "AEDT": "Doğu Avustralya Yaz Saati", "NZST": "Yeni Zelanda Standart Saati", "WITA": "Orta Endonezya Saati", "AKST": "Alaska Standart Saati", "AWDT": "Batı Avustralya Yaz Saati", "UYT": "Uruguay Standart Saati", "SGT": "Singapur Standart Saati", "ACST": "Orta Avustralya Standart Saati", "WEZ": "Batı Avrupa Standart Saati", "WESZ": "Batı Avrupa Yaz Saati", "TMST": "Türkmenistan Yaz Saati", "ARST": "Arjantin Yaz Saati", "JST": "Japonya Standart Saati", "JDT": "Japonya Yaz Saati", "EDT": "Kuzey Amerika Doğu Yaz Saati", "WART": "Batı Arjantin Standart Saati", "WAST": "Batı Afrika Yaz Saati", "OESZ": "Doğu Avrupa Yaz Saati", "BOT": "Bolivya Saati", "CAT": "Orta Afrika Saati", "HKST": "Hong Kong Yaz Saati", "TMT": "Türkmenistan Standart Saati", "MDT": "Makao Yaz Saati", "MEZ": "Orta Avrupa Standart Saati", "ACWST": "İçbatı Avustralya Standart Saati", "HADT": "Hawaii-Aleut Yaz Saati", "MST": "Makao Standart Saati", "PST": "Kuzey Amerika Pasifik Standart Saati", "LHDT": "Lord Howe Yaz Saati", "EAT": "Doğu Afrika Saati", "GYT": "Guyana Saati", "CHADT": "Chatham Yaz Saati", "WARST": "Batı Arjantin Yaz Saati", "WIT": "Doğu Endonezya Saati", "ART": "Arjantin Standart Saati", "AWST": "Batı Avustralya Standart Saati", "MESZ": "Orta Avrupa Yaz Saati", "HAST": "Hawaii-Aleut Standart Saati", "OEZ": "Doğu Avrupa Standart Saati", "GMT": "Greenwich Ortalama Saati", "MYT": "Malezya Saati", "CST": "Kuzey Amerika Merkezi Standart Saati", "CDT": "Kuzey Amerika Merkezi Yaz Saati", "CLST": "Şili Yaz Saati", "ACWDT": "İçbatı Avustralya Yaz Saati", "BT": "Bhutan Saati", "HAT": "Newfoundland Yaz Saati", "SRT": "Surinam Saati", "AKDT": "Alaska Yaz Saati", "NZDT": "Yeni Zelanda Yaz Saati", "VET": "Venezuela Saati", "ADT": "Atlantik Yaz Saati", "HKT": "Hong Kong Standart Saati", "IST": "Hindistan Standart Saati", "UYST": "Uruguay Yaz Saati", "COT": "Kolombiya Standart Saati", "GFT": "Fransız Guyanası Saati", "CHAST": "Chatham Standart Saati", "AEST": "Doğu Avustralya Standart Saati", "∅∅∅": "Brasilia Yaz Saati", "EST": "Kuzey Amerika Doğu Standart Saati", "AST": "Atlantik Standart Saati", "HNT": "Newfoundland Standart Saati", "CLT": "Şili Standart Saati", "COST": "Kolombiya Yaz Saati", "SAST": "Güney Afrika Standart Saati", "PDT": "Kuzey Amerika Pasifik Yaz Saati", "LHST": "Lord Howe Standart Saati", "WAT": "Batı Afrika Standart Saati", "ACDT": "Orta Avustralya Yaz Saati", "ChST": "Chamorro Saati"},
	}
}

// Locale returns the current translators string locale
func (tr *tr) Locale() string {
	return tr.locale
}

// PluralsCardinal returns the list of cardinal plural rules associated with 'tr'
func (tr *tr) PluralsCardinal() []locales.PluralRule {
	return tr.pluralsCardinal
}

// PluralsOrdinal returns the list of ordinal plural rules associated with 'tr'
func (tr *tr) PluralsOrdinal() []locales.PluralRule {
	return tr.pluralsOrdinal
}

// PluralsRange returns the list of range plural rules associated with 'tr'
func (tr *tr) PluralsRange() []locales.PluralRule {
	return tr.pluralsRange
}

// CardinalPluralRule returns the cardinal PluralRule given 'num' and digits/precision of 'v' for 'tr'
func (tr *tr) CardinalPluralRule(num float64, v uint64) locales.PluralRule {

	n := math.Abs(num)

	if n == 1 {
		return locales.PluralRuleOne
	}

	return locales.PluralRuleOther
}

// OrdinalPluralRule returns the ordinal PluralRule given 'num' and digits/precision of 'v' for 'tr'
func (tr *tr) OrdinalPluralRule(num float64, v uint64) locales.PluralRule {
	return locales.PluralRuleOther
}

// RangePluralRule returns the ordinal PluralRule given 'num1', 'num2' and digits/precision of 'v1' and 'v2' for 'tr'
func (tr *tr) RangePluralRule(num1 float64, v1 uint64, num2 float64, v2 uint64) locales.PluralRule {

	start := tr.CardinalPluralRule(num1, v1)
	end := tr.CardinalPluralRule(num2, v2)

	if start == locales.PluralRuleOne && end == locales.PluralRuleOther {
		return locales.PluralRuleOther
	} else if start == locales.PluralRuleOther && end == locales.PluralRuleOne {
		return locales.PluralRuleOne
	}

	return locales.PluralRuleOther

}

// MonthAbbreviated returns the locales abbreviated month given the 'month' provided
func (tr *tr) MonthAbbreviated(month time.Month) string {
	return tr.monthsAbbreviated[month]
}

// MonthsAbbreviated returns the locales abbreviated months
func (tr *tr) MonthsAbbreviated() []string {
	return tr.monthsAbbreviated[1:]
}

// MonthNarrow returns the locales narrow month given the 'month' provided
func (tr *tr) MonthNarrow(month time.Month) string {
	return tr.monthsNarrow[month]
}

// MonthsNarrow returns the locales narrow months
func (tr *tr) MonthsNarrow() []string {
	return tr.monthsNarrow[1:]
}

// MonthWide returns the locales wide month given the 'month' provided
func (tr *tr) MonthWide(month time.Month) string {
	return tr.monthsWide[month]
}

// MonthsWide returns the locales wide months
func (tr *tr) MonthsWide() []string {
	return tr.monthsWide[1:]
}

// WeekdayAbbreviated returns the locales abbreviated weekday given the 'weekday' provided
func (tr *tr) WeekdayAbbreviated(weekday time.Weekday) string {
	return tr.daysAbbreviated[weekday]
}

// WeekdaysAbbreviated returns the locales abbreviated weekdays
func (tr *tr) WeekdaysAbbreviated() []string {
	return tr.daysAbbreviated
}

// WeekdayNarrow returns the locales narrow weekday given the 'weekday' provided
func (tr *tr) WeekdayNarrow(weekday time.Weekday) string {
	return tr.daysNarrow[weekday]
}

// WeekdaysNarrow returns the locales narrow weekdays
func (tr *tr) WeekdaysNarrow() []string {
	return tr.daysNarrow
}

// WeekdayShort returns the locales short weekday given the 'weekday' provided
func (tr *tr) WeekdayShort(weekday time.Weekday) string {
	return tr.daysShort[weekday]
}

// WeekdaysShort returns the locales short weekdays
func (tr *tr) WeekdaysShort() []string {
	return tr.daysShort
}

// WeekdayWide returns the locales wide weekday given the 'weekday' provided
func (tr *tr) WeekdayWide(weekday time.Weekday) string {
	return tr.daysWide[weekday]
}

// WeekdaysWide returns the locales wide weekdays
func (tr *tr) WeekdaysWide() []string {
	return tr.daysWide
}

// FmtNumber returns 'num' with digits/precision of 'v' for 'tr' and handles both Whole and Real numbers based on 'v'
func (tr *tr) FmtNumber(num float64, v uint64) string {

	s := strconv.FormatFloat(math.Abs(num), 'f', int(v), 64)
	l := len(s) + 2 + 1*len(s[:len(s)-int(v)-1])/3
	count := 0
	inWhole := v == 0
	b := make([]byte, 0, l)

	for i := len(s) - 1; i >= 0; i-- {

		if s[i] == '.' {
			b = append(b, tr.decimal[0])
			inWhole = true
			continue
		}

		if inWhole {
			if count == 3 {
				b = append(b, tr.group[0])
				count = 1
			} else {
				count++
			}
		}

		b = append(b, s[i])
	}

	if num < 0 {
		b = append(b, tr.minus[0])
	}

	// reverse
	for i, j := 0, len(b)-1; i < j; i, j = i+1, j-1 {
		b[i], b[j] = b[j], b[i]
	}

	return string(b)
}

// FmtPercent returns 'num' with digits/precision of 'v' for 'tr' and handles both Whole and Real numbers based on 'v'
// NOTE: 'num' passed into FmtPercent is assumed to be in percent already
func (tr *tr) FmtPercent(num float64, v uint64) string {
	s := strconv.FormatFloat(math.Abs(num), 'f', int(v), 64)
	l := len(s) + 3 + 1*len(s[:len(s)-int(v)-1])/3
	count := 0
	inWhole := v == 0
	b := make([]byte, 0, l)

	for i := len(s) - 1; i >= 0; i-- {

		if s[i] == '.' {
			b = append(b, tr.decimal[0])
			inWhole = true

			continue
		}

		if inWhole {
			if count == 3 {
				b = append(b, tr.group[0])
				count = 1
			} else {
				count++
			}
		}

		b = append(b, s[i])
	}

	if num < 0 {
		b = append(b, tr.minus[0])
	}

	b = append(b, tr.percent[0])

	// reverse
	for i, j := 0, len(b)-1; i < j; i, j = i+1, j-1 {
		b[i], b[j] = b[j], b[i]
	}

	return string(b)
}

// FmtCurrency returns the currency representation of 'num' with digits/precision of 'v' for 'tr'
func (tr *tr) FmtCurrency(num float64, v uint64, currency currency.Type) string {

	s := strconv.FormatFloat(math.Abs(num), 'f', int(v), 64)
	symbol := tr.currencies[currency]
	l := len(s) + len(symbol) + 4 + 1*len(s[:len(s)-int(v)-1])/3
	count := 0
	inWhole := v == 0
	b := make([]byte, 0, l)

	for i := len(s) - 1; i >= 0; i-- {

		if s[i] == '.' {
			b = append(b, tr.decimal[0])
			inWhole = true
			continue
		}

		if inWhole {
			if count == 3 {
				b = append(b, tr.group[0])
				count = 1
			} else {
				count++
			}
		}

		b = append(b, s[i])
	}

	if num < 0 {
		b = append(b, tr.minus[0])
	}

	// reverse
	for i, j := 0, len(b)-1; i < j; i, j = i+1, j-1 {
		b[i], b[j] = b[j], b[i]
	}

	if int(v) < 2 {

		if v == 0 {
			b = append(b, tr.decimal...)
		}

		for i := 0; i < 2-int(v); i++ {
			b = append(b, '0')
		}
	}

	b = append(b, tr.currencyPositiveSuffix...)

	b = append(b, symbol...)

	return string(b)
}

// FmtAccounting returns the currency representation of 'num' with digits/precision of 'v' for 'tr'
// in accounting notation.
func (tr *tr) FmtAccounting(num float64, v uint64, currency currency.Type) string {

	s := strconv.FormatFloat(math.Abs(num), 'f', int(v), 64)
	symbol := tr.currencies[currency]
	l := len(s) + len(symbol) + 6 + 1*len(s[:len(s)-int(v)-1])/3
	count := 0
	inWhole := v == 0
	b := make([]byte, 0, l)

	for i := len(s) - 1; i >= 0; i-- {

		if s[i] == '.' {
			b = append(b, tr.decimal[0])
			inWhole = true
			continue
		}

		if inWhole {
			if count == 3 {
				b = append(b, tr.group[0])
				count = 1
			} else {
				count++
			}
		}

		b = append(b, s[i])
	}

	if num < 0 {

		b = append(b, tr.currencyNegativePrefix[0])

	}

	// reverse
	for i, j := 0, len(b)-1; i < j; i, j = i+1, j-1 {
		b[i], b[j] = b[j], b[i]
	}

	if int(v) < 2 {

		if v == 0 {
			b = append(b, tr.decimal...)
		}

		for i := 0; i < 2-int(v); i++ {
			b = append(b, '0')
		}
	}

	if num < 0 {
		b = append(b, tr.currencyNegativeSuffix...)
		b = append(b, symbol...)
	} else {

		b = append(b, tr.currencyPositiveSuffix...)
		b = append(b, symbol...)
	}

	return string(b)
}

// FmtDateShort returns the short date representation of 't' for 'tr'
func (tr *tr) FmtDateShort(t time.Time) string {

	b := make([]byte, 0, 32)

	b = strconv.AppendInt(b, int64(t.Day()), 10)
	b = append(b, []byte{0x2e}...)

	if t.Month() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Month()), 10)

	b = append(b, []byte{0x2e}...)
	b = strconv.AppendInt(b, int64(t.Year()), 10)

	return string(b)
}

// FmtDateMedium returns the medium date representation of 't' for 'tr'
func (tr *tr) FmtDateMedium(t time.Time) string {

	b := make([]byte, 0, 32)

	b = strconv.AppendInt(b, int64(t.Day()), 10)
	b = append(b, []byte{0x20}...)
	b = append(b, tr.monthsAbbreviated[t.Month()]...)
	b = append(b, []byte{0x20}...)
	b = strconv.AppendInt(b, int64(t.Year()), 10)

	return string(b)
}

// FmtDateLong returns the long date representation of 't' for 'tr'
func (tr *tr) FmtDateLong(t time.Time) string {

	b := make([]byte, 0, 32)

	b = strconv.AppendInt(b, int64(t.Day()), 10)
	b = append(b, []byte{0x20}...)
	b = append(b, tr.monthsWide[t.Month()]...)
	b = append(b, []byte{0x20}...)
	b = strconv.AppendInt(b, int64(t.Year()), 10)

	return string(b)
}

// FmtDateFull returns the full date representation of 't' for 'tr'
func (tr *tr) FmtDateFull(t time.Time) string {

	b := make([]byte, 0, 32)

	b = strconv.AppendInt(b, int64(t.Day()), 10)
	b = append(b, []byte{0x20}...)
	b = append(b, tr.monthsWide[t.Month()]...)
	b = append(b, []byte{0x20}...)
	b = strconv.AppendInt(b, int64(t.Year()), 10)
	b = append(b, []byte{0x20}...)
	b = append(b, tr.daysWide[t.Weekday()]...)

	return string(b)
}

// FmtTimeShort returns the short time representation of 't' for 'tr'
func (tr *tr) FmtTimeShort(t time.Time) string {

	b := make([]byte, 0, 32)

	if t.Hour() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Hour()), 10)
	b = append(b, tr.timeSeparator...)

	if t.Minute() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Minute()), 10)

	return string(b)
}

// FmtTimeMedium returns the medium time representation of 't' for 'tr'
func (tr *tr) FmtTimeMedium(t time.Time) string {

	b := make([]byte, 0, 32)

	if t.Hour() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Hour()), 10)
	b = append(b, tr.timeSeparator...)

	if t.Minute() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Minute()), 10)
	b = append(b, tr.timeSeparator...)

	if t.Second() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Second()), 10)

	return string(b)
}

// FmtTimeLong returns the long time representation of 't' for 'tr'
func (tr *tr) FmtTimeLong(t time.Time) string {

	b := make([]byte, 0, 32)

	if t.Hour() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Hour()), 10)
	b = append(b, tr.timeSeparator...)

	if t.Minute() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Minute()), 10)
	b = append(b, tr.timeSeparator...)

	if t.Second() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Second()), 10)
	b = append(b, []byte{0x20}...)

	tz, _ := t.Zone()
	b = append(b, tz...)

	return string(b)
}

// FmtTimeFull returns the full time representation of 't' for 'tr'
func (tr *tr) FmtTimeFull(t time.Time) string {

	b := make([]byte, 0, 32)

	if t.Hour() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Hour()), 10)
	b = append(b, tr.timeSeparator...)

	if t.Minute() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Minute()), 10)
	b = append(b, tr.timeSeparator...)

	if t.Second() < 10 {
		b = append(b, '0')
	}

	b = strconv.AppendInt(b, int64(t.Second()), 10)
	b = append(b, []byte{0x20}...)

	tz, _ := t.Zone()

	if btz, ok := tr.timezones[tz]; ok {
		b = append(b, btz...)
	} else {
		b = append(b, tz...)
	}

	return string(b)
}
