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local.clj
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180 lines (146 loc) · 5 KB
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(ns java-time.local
(:require [java-time.core :as jt.c :refer (value)]
[java-time.properties :as jt.p]
[java-time.temporal :as jt.t]
[java-time.format :as jt.f]
[java-time.clock :as jt.clock]
[java-time.defconversion :refer (conversion! deffactory)])
(:import [java.time ZoneId Clock LocalDate LocalTime LocalDateTime Instant
ZonedDateTime OffsetDateTime OffsetTime]
[java.time.temporal TemporalAccessor]))
(deffactory local-date
"Creates a `LocalDate`. The following arguments are supported:
* no arguments - current local-date
* one argument
+ clock
+ another temporal entity
+ string representation
+ year
* two arguments
+ formatter (format) and a string
+ an instant and a zone id
+ another temporal entity and an offset (preserves local time)
+ year and month
* three arguments
+ year, month and date"
:returns LocalDate
:implicit-arities [1 2 3]
([] (jt.clock/make (fn [^Clock c] (LocalDate/now c)))))
(deffactory local-time
"Creates a `LocalTime`. The following arguments are supported:
* no arguments - current local time
* one argument
+ clock
+ another temporal entity
+ string representation
+ hours
* two arguments
+ formatter (format) and a string
+ an instant and a zone id
+ hours and minutes
* three/four arguments - hour, minute, second, nanos"
:returns LocalTime
:implicit-arities [1 2 3]
([] (jt.clock/make (fn [^Clock c] (LocalTime/now c))))
([h m s nn]
(LocalTime/of (int h) (int m) (int s) (int nn))))
(deffactory local-date-time
"Creates a `LocalDateTime`. The following arguments are supported:
* no arguments - current local date-time
* one argument
+ clock
+ another temporal entity
+ string representation
+ year
* two arguments
+ local date and local time
+ an instant and a zone id
+ formatter (format) and a string
+ year and month
* three and more arguments - year/month/day/..."
:returns LocalDateTime
:implicit-arities [1 2 3]
([] (jt.clock/make (fn [^Clock c] (LocalDateTime/now c))))
([y m d h]
(local-date-time y m d h 0))
([y m d h mm]
(local-date-time y m d h mm 0))
([y m d h mm ss]
(local-date-time y m d h mm ss 0))
([y m d h mm ss n]
(LocalDateTime/of (int (value y)) (int (value m)) (int (value d))
(int h) (int mm) (int ss) (int n))))
(extend-type LocalTime
jt.c/Truncatable
(truncate-to [o u]
(.truncatedTo o (jt.p/get-unit-checked u)))
jt.c/Ordered
(single-after? [t o]
(.isAfter t o))
(single-before? [t o]
(.isBefore t o)))
(extend-type LocalDateTime
jt.c/Truncatable
(truncate-to [o u]
(.truncatedTo o (jt.p/get-unit-checked u))))
(conversion! Clock LocalDate
(fn [^Clock c]
(LocalDate/now c)))
(conversion! Clock LocalTime
(fn [^Clock c]
(LocalTime/now c)))
(conversion! Clock LocalDateTime
(fn [^Clock c]
(LocalDateTime/now c)))
(conversion! CharSequence LocalDate
(fn [^CharSequence s]
(LocalDate/parse s)))
(conversion! CharSequence LocalTime
(fn [^CharSequence s]
(LocalTime/parse s)))
(conversion! CharSequence LocalDateTime
(fn [^CharSequence s]
(LocalDateTime/parse s)))
(conversion! LocalTime LocalDateTime
(fn [^LocalTime lt]
(.atDate lt (local-date)))
2)
(conversion! LocalDate LocalDateTime
(fn [^LocalDate ld]
(.atTime ld (local-time)))
2)
(conversion! [java.time.format.DateTimeFormatter CharSequence] LocalDate
#(LocalDate/from (jt.f/parse %1 %2)))
(conversion! [java.time.format.DateTimeFormatter CharSequence] LocalTime
#(LocalTime/from (jt.f/parse %1 %2)))
(conversion! [java.time.format.DateTimeFormatter CharSequence] LocalDateTime
#(LocalDateTime/from (jt.f/parse %1 %2)))
(conversion! Number LocalDate
#(LocalDate/of (int %) 1 1))
(conversion! Number LocalTime
#(LocalTime/of (int %) 0))
(conversion! Number LocalDateTime
#(LocalDateTime/of (int %) 1 1 0 0))
(conversion! [Number Number] LocalDate
#(LocalDate/of (int %1) (int %2) 1))
(conversion! [Number Number] LocalTime
#(LocalTime/of (int %1) (int %2)))
(conversion! [Number Number] LocalDateTime
#(LocalDateTime/of (int %1) (int %2) 1 0 0))
(conversion! [Number Number Number] LocalDate
#(LocalDate/of (int %1) (int %2) (int %3)))
(conversion! [Number Number Number] LocalTime
#(LocalTime/of (int %1) (int %2) (int %3)))
(conversion! [Number Number Number] LocalDateTime
#(LocalDateTime/of (int %1) (int %2) (int %3) 0 0))
(conversion! [Instant ZoneId] LocalDateTime
(fn [^Instant i, ^ZoneId z]
(LocalDateTime/ofInstant i z)))
(conversion! [LocalDate LocalTime] LocalDateTime
(fn [^LocalDate dt, ^LocalTime tm]
(LocalDateTime/of dt tm)))
(conversion! LocalDateTime [LocalDate LocalTime]
(fn [^LocalDateTime ldt]
[(.toLocalDate ldt) (.toLocalTime ldt)]))
(conversion! CharSequence java.time.format.DateTimeFormatter
jt.f/formatter)