@@ -1,47 +1,39 @@
1−module Data.Intl.DateTimeFormat
1+module Data.Intl.DateTimeFormat
2 ( LocalesOption
2 ( LocalesOption
3 , LocaleMatcher(..)
3 , LocaleMatcher(..)
4 , TimeZone(..)
4 , TimeZone(..)
5 , FormatMatcher(..)
5 , FormatMatcher(..)
6− , WeekdayYearMonthDayHourMinuteSecond(..)
7− , WeekdayYearMonthDay(..)
11− , HourMinuteSecond(..)
15 , DateTimeFormatOptions(..)
6 , DateTimeFormatOptions(..)
16 , DateTimeFormatOptions'
7 , DateTimeFormatOptions'
17 , DateTimeComponents(..)
8 , DateTimeComponents(..)
18− , DateTimeFormatter
9+ , DateTimeFormat
19− , createDateTimeFormatter
10+ , createDateTimeFormat
20 , formatJSDate
11 , formatJSDate
21 , module Data.Intl.DateTimeFormat.Types
12 , module Data.Intl.DateTimeFormat.Types
22 , supportedLocalesOf
13 , supportedLocalesOf
25import Data.Intl.DateTimeFormat.Types
18import Data.Intl.DateTimeFormat.Types
20+import Control.Monad.Error.Class (throwError)
27import Data.Either (Either(..))
21import Data.Either (Either(..))
22+import Data.Foreign (F, Foreign, ForeignError(..), isUndefined, readString)
23+import Data.Foreign.Index ((!))
28−import Data.Function.Uncurried (Fn3, runFn3)
24+import Data.Function.Uncurried (Fn3, Fn4, runFn3, runFn4)
29−import Data.Generic.Rep (class Generic)
30−import Data.Intl.DateTimeFormat.Generic (class FormatComponent, defaultComponentRecord, formatComponent, genericFormatComponent)
25+import Data.Intl.DateTimeFormat.Class (class FormatComponent, FormatComponentRecord(FormatComponentRecord), formatComponent)
31import Data.JSDate (JSDate)
26import Data.JSDate (JSDate)
32−import Data.Maybe (Maybe, fromMaybe, maybe)
27+import Data.Maybe (Maybe(..), fromMaybe, maybe)
33−import Data.Newtype (class Newtype)
28+import Data.Newtype (class Newtype, un)
34import Data.StrMap (union)
29import Data.StrMap (union)
35import Data.Symbol (SProxy(..))
30import Data.Symbol (SProxy(..))
31+import Data.Traversable (sequence)
36−import Data.Variant (Variant, default, on)
32+import Data.Variant (Variant, case_, default, on)
37−import Prelude (class Eq, class Show, Unit, id, show, (#), ($))
33+import Prelude (class Eq, class Show, Unit, bind, id, pure, show, (#), ($), (<$>), (<<<), (>>=))
38import Unsafe.Coerce (unsafeCoerce)
34import Unsafe.Coerce (unsafeCoerce)
40foreign import data LocalesOption' :: Type
36foreign import data LocalesOption' :: Type
41−foreign import data DateTimeFormat :: Type
43−foreign import data Undefined :: Type
44−foreign import undefined :: Undefined
46foreign import dateTimeFormatImpl :: LocalesOption' -> DateTimeFormatOptions_ -> DateTimeFormat
38foreign import dateTimeFormatImpl :: LocalesOption' -> DateTimeFormatOptions_ -> DateTimeFormat
@@ -94,85 +86,6 @@ instance showFormatMatcher :: Show FormatMatcher where
94 show FMBasic = "basic"
86 show FMBasic = "basic"
95 show FMBestFit = "best fit"
87 show FMBestFit = "best fit"
97−newtype WeekdayYearMonthDayHourMinuteSecond = WeekdayYearMonthDayHourMinuteSecond
98− { weekday :: StringRep
102− , hour :: NumericRep
103− , minute :: NumericRep
104− , second :: NumericRep
107−derive instance genericWeekdayYearMonthDayHourMinuteSecond :: Generic WeekdayYearMonthDayHourMinuteSecond _
109−instance formatComponentWeekdayYearMonthDayHourMinuteSecond :: FormatComponent WeekdayYearMonthDayHourMinuteSecond where
110− formatComponent = genericFormatComponent
112−newtype WeekdayYearMonthDay = WeekdayYearMonthDay
113− { weekday :: StringRep
114− , year :: NumericRep
119−derive instance genericWeekdayYearMonthDay :: Generic WeekdayYearMonthDay _
121−instance formatComponentWeekdayYearMonthDay :: FormatComponent WeekdayYearMonthDay where
122− formatComponent = genericFormatComponent
124−newtype YearMonthDay = YearMonthDay
125− { year :: NumericRep
130−derive instance genericYearMonthDay :: Generic YearMonthDay _
132−instance formatComponentYearMonthDay :: FormatComponent YearMonthDay where
133− formatComponent = genericFormatComponent
135−newtype YearMonth = YearMonth
136− { year :: NumericRep
140−derive instance genericYearMonth :: Generic YearMonth _
142−instance formatComponentYearMonth :: FormatComponent YearMonth where
143− formatComponent = genericFormatComponent
145−newtype MonthDay = MonthDay
150−derive instance genericMonthDay :: Generic MonthDay _
152−instance formatComponentMonthDay :: FormatComponent MonthDay where
153− formatComponent = genericFormatComponent
155−newtype HourMinuteSecond = HourMinuteSecond
156− { hour :: NumericRep
157− , minute :: NumericRep
158− , second :: NumericRep
161−derive instance genericHourMinuteSecond :: Generic HourMinuteSecond _
163−instance formatComponentHourMinuteSecond :: FormatComponent HourMinuteSecond where
164− formatComponent = genericFormatComponent
166−newtype HourMinute = HourMinute
167− { hour :: NumericRep
168− , minute :: NumericRep
171−derive instance genericHourMinute :: Generic HourMinute _
173−instance formatComponentHourMinute :: FormatComponent HourMinute where
174− formatComponent = genericFormatComponent
176type DateTimeComponents a =
89type DateTimeComponents a =
178 ( weekdayYearMonthDayHourMinuteSecond :: WeekdayYearMonthDayHourMinuteSecond
91 ( weekdayYearMonthDayHourMinuteSecond :: WeekdayYearMonthDayHourMinuteSecond
@@ -207,7 +120,7 @@ formatDateTimeOptions (DateTimeFormatOptions opts comps) = merge opts' (compsCoe
207 , hour12: fromMaybe (unsafeCoerce undefined) opts.hour12
120 , hour12: fromMaybe (unsafeCoerce undefined) opts.hour12
208 , formatMatcher: maybe undefinedString show opts.formatMatcher
121 , formatMatcher: maybe undefinedString show opts.formatMatcher
210− comps' = default (defaultComponentRecord)
123+ comps' = un FormatComponentRecord $ case_
211 # on (SProxy :: SProxy "weekdayYearMonthDayHourMinuteSecond") formatComponent
124 # on (SProxy :: SProxy "weekdayYearMonthDayHourMinuteSecond") formatComponent
212 # on (SProxy :: SProxy "weekdayYearMonthDay") formatComponent
125 # on (SProxy :: SProxy "weekdayYearMonthDay") formatComponent
213 # on (SProxy :: SProxy "yearMonthDay") formatComponent
126 # on (SProxy :: SProxy "yearMonthDay") formatComponent
@@ -273,24 +186,158 @@ formatDateTimeOptions (DateTimeFormatOptions opts comps) = merge opts' (compsCoe
273 -> DateTimeFormatOptions_
186 -> DateTimeFormatOptions_
274 merge a b = unsafeCoerce $ union (unsafeCoerce a) (unsafeCoerce b)
187 merge a b = unsafeCoerce $ union (unsafeCoerce a) (unsafeCoerce b)
276−foreign import data DateTimeFormatter :: Type
189+foreign import data DateTimeFormat :: Type
278−foreign import createDateTimeFormatterImpl
280− -> DateTimeFormatOptions_
281− -> DateTimeFormatter
283−createDateTimeFormatter
191+foreign import createDateTimeFormatImpl
193+ (forall a. String -> F a)
194+ (forall a. a -> F a)
196+ DateTimeFormatOptions_
201+-- | import Data.Variant (inj)
203+-- | fmtHourMinute = F DateTimeFormat
204+-- | fmtHourMinute = createDateTimeFormat locale opts
206+-- | locale = inj (SProxy :: SProxy "locale") "en-GB"
207+-- | opts = (DateTimeFormatOptions
208+-- | { localeMatcher: Nothing
209+-- | , timeZone: (Just (TimeZone "Europe/London"))
210+-- | , hour12: Just false
211+-- | , formatMatcher: Nothing
213+-- | (inj (SProxy :: SProxy "hourMinute")
214+-- | (HourMinute {hour: TwoDigit, minute: TwoDigit}))
217+-- | fmtDate :: F DateTimeFormat
218+-- | fmtDate = createDateTimeFormat locale opts
220+-- | locale = inj (SProxy :: SProxy "locale") "en-GB"
221+-- | opts :: DateTimeFormatOptions'
223+-- | (DateTimeFormatOptions
224+-- | { localeMatcher: Nothing
225+-- | , timeZone: (Just (TimeZone "Europe/London"))
226+-- | , hour12: Just true
227+-- | , formatMatcher: Nothing
230+-- | (SProxy :: SProxy "weekdayYearMonthDayHourMinuteSecond")
231+-- | (WeekdayYearMonthDayHourMinuteSecond
232+-- | { weekday: Short
234+-- | , month: MonthLong
237+-- | , minute: Numeric
238+-- | , second: Numeric
244+-- | You have predifined types: `WeekdayYearMonthDayHourMinuteSecond`,
245+-- | `WeekdayYearMonthDay`, `YearMonthDay`, `YearMonth`, `MonthDay`,
246+-- | `HourMinuteSecond`, `HourMinute`. But you can also provide your own by
247+-- | implementing `FormatComponent` class (or by deriving it), e.g.
249+-- | newtype EraYear = EraYear
250+-- | { era :: StringRep
251+-- | , year :: NumericRep
254+-- | derive instance genericEraYear :: Generic EraYear _
256+-- | instance formatComponentEraYear :: FormatComponent EraYear where
257+-- | formatComponent = genericFormatComponent
259+-- | fmtEraYear :: F DateTimeFormat
260+-- | fmtEraYear = createDateTimeFormat locales opts
262+-- | locale = inj (SProxy :: SProxy "locale") "en-GB"
263+-- | opts :: DateTimeFormatOptions EraYear
265+-- | (DateTimeFormatOptions
266+-- | { localeMatcher: Nothing
267+-- | , timeZone: (Just (TimeZone "Europe/London"))
268+-- | , hour12: Just true
269+-- | , formatMatcher: Nothing
272+-- | (SProxy :: SProxy "custom")
284 :: forall a
282 :: forall a
285 .(FormatComponent a)
283 .(FormatComponent a)
286 => LocalesOption
284 => LocalesOption
287 -> DateTimeFormatOptions a
285 -> DateTimeFormatOptions a
288− -> DateTimeFormatter
286+ -> F DateTimeFormat
287+createDateTimeFormat ls opts =
288+ runFn4 createDateTimeFormatImpl
289+ (throwError <<< pure <<< ForeignError)
289−createDateTimeFormatter ls opts = createDateTimeFormatterImpl (toLocale ls) (formatDateTimeOptions opts)
292+ (formatDateTimeOptions opts)
296+-- | formatJSDate (either (const "") id $ runExcept fmtHourMinute) date -- "12:00"
297+-- | formatJSDate (either (const "") id $ fmtDate) date -- "Tue, January 2, 2018, 12:00:00 PM"
298+-- | formatJSDate (either (const "") id $ fmtEraYear) date -- "2018 Anno Domini"
291−foreign import formatJSDate :: DateTimeFormatter -> JSDate -> String
300+foreign import formatJSDate :: DateTimeFormat -> JSDate -> String
293−foreign import supportedLocalesOfImpl :: Fn3 (String -> Either String (Array String)) (Array String -> Either String (Array String)) (Array String) (Either String (Array String))
302+foreign import supportedLocalesOfImpl
304+ (String -> Either String (Array String))
305+ (Array String -> Either String (Array String))
307+ (Either String (Array String))
309+foreign import formatToPartsImpl :: DateTimeFormat -> JSDate -> Array Foreign
311+formatToParts :: DateTimeFormat -> JSDate -> F (Array FormatParts)
312+formatToParts formatter date = sequence $ readFormatParts <$> formatToPartsImpl formatter date
295supportedLocalesOf :: Array String -> Either String (Array String)
314supportedLocalesOf :: Array String -> Either String (Array String)
296supportedLocalesOf locales = runFn3 supportedLocalesOfImpl Left Right locales
315supportedLocalesOf locales = runFn3 supportedLocalesOfImpl Left Right locales
317+foreign import resolvedOptionsImpl :: DateTimeFormat -> Foreign
319+resolvedOptions :: DateTimeFormat -> F ResolvedOptions
320+resolvedOptions fmt = do
321+ locale <- obj ! "locale" >>= readString
322+ calendar <- obj ! "calendar" >>= readString
323+ numberingSystem <- obj ! "numberingSystem" >>= readString
324+ timeZone <- obj ! "timeZone" >>= readString
325+ era <- obj ! "era" >>= readMaybeString
326+ weekday <- obj ! "weekday" >>= readMaybeString
327+ year <- obj ! "year" >>= readMaybeString
328+ day <- obj ! "day" >>= readMaybeString
329+ hour <- obj ! "hour" >>= readMaybeString
330+ minute <- obj ! "minute" >>= readMaybeString
331+ second <- obj ! "second" >>= readMaybeString
332+ timeZoneName <- obj ! "timeZoneName" >>= readMaybeString
334+ pure $ ResolvedOptions { locale, calendar, numberingSystem, timeZone, era, weekday, year, day, hour, minute, second, timeZoneName }
337+ obj = resolvedOptionsImpl fmt
339+ readMaybeString :: Foreign -> F (Maybe String)
343+ else Just <$> readString f