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core.cljc
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core.cljc
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;; Copyright © 2016-2017, JUXT LTD.
(ns tick.core
(:refer-clojure :exclude [format + - inc dec max min range time int long = < <= > >= next >> << atom swap! swap-vals! compare-and-set! reset! reset-vals! second divide])
(:require
[clojure.string :as str]
[tick.protocols :as p]
#?(:clj [tick.file]) ; for protocol extn
[time-literals.read-write]
[time-literals.data-readers] ; must be required for literals to work on jvm
[cljc.java-time.local-date]
[cljc.java-time.local-date-time]
[cljc.java-time.local-time]
[cljc.java-time.clock]
[cljc.java-time.instant]
[cljc.java-time.zone-id]
[cljc.java-time.zone-offset]
[cljc.java-time.zoned-date-time]
[cljc.java-time.offset-date-time]
[cljc.java-time.offset-time]
[cljc.java-time.year-month]
[cljc.java-time.month]
[cljc.java-time.year]
[cljc.java-time.day-of-week]
[cljc.java-time.period]
[cljc.java-time.duration]
[cljc.java-time.extn.predicates]
[cljc.java-time.temporal.temporal-amount]
[cljc.java-time.temporal.temporal]
[cljc.java-time.temporal.temporal-adjusters]
[cljc.java-time.temporal.chrono-field]
[cljc.java-time.temporal.chrono-unit]
[cljc.java-time.format.date-time-formatter]
#?@(:cljs
[[java.time.format :refer [DateTimeFormatter]]
[java.time :refer [Clock ZoneId ZoneOffset Instant Duration Period DayOfWeek Month ZonedDateTime LocalTime
LocalDateTime LocalDate Year YearMonth OffsetDateTime OffsetTime]]
[cljs.java-time.extend-eq-and-compare]]))
#?(:cljs
(:require-macros [tick.core :refer [with-clock modify-printing-of-time-literals-if-enabled!]])
:clj
(:import
[java.util Date]
[java.time Clock ZoneId ZoneOffset Instant Duration Period DayOfWeek Month ZonedDateTime LocalTime LocalDateTime LocalDate Year YearMonth ZoneId OffsetDateTime OffsetTime]
[java.time.format DateTimeFormatter]
[java.time.temporal Temporal ]
[clojure.lang ILookup Seqable]
[java.util Locale])))
#?(:clj
(defonce
^{:dynamic true
:doc "If true, include the time-literals printer, which will affect the way java.time and js-joda objects are printed"}
*time-literals-printing*
(not= "false" (System/getProperty "tick.time-literals.printing"))))
#?(:clj
(defmacro modify-printing-of-time-literals-if-enabled! []
(when *time-literals-printing*
'(do
(time-literals.read-write/print-time-literals-clj!)
(time-literals.read-write/print-time-literals-cljs!)))))
(modify-printing-of-time-literals-if-enabled!)
(defn- parse-int [x]
#?(:clj (Integer/parseInt x)
:cljs (js/Number x)))
(extend-protocol p/IParseable
#?(:clj String :cljs string)
(parse [s]
(condp re-matches s
#"(\d{1,2})\s*(am|pm)"
:>> (fn [[_ h ap]] (cljc.java-time.local-time/of (cond-> (parse-int h) (clojure.core/= "pm" ap) (clojure.core/+ 12)) 0))
#"(\d{1,2})"
:>> (fn [[_ h]] (cljc.java-time.local-time/of (parse-int h) 0))
#"\d{2}:\d{2}\S*"
:>> (fn [s] (cljc.java-time.local-time/parse s))
#"(\d{1,2}):(\d{2})"
:>> (fn [[_ h m]] (cljc.java-time.local-time/of (parse-int h) (parse-int m)))
#"\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}(?:\.\d{1,9})?Z"
:>> (fn [s] (cljc.java-time.instant/parse s))
#"\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}(?:\.\d{1,9})?[+-]\d{2}:\d{2}"
:>> (fn [s] (cljc.java-time.offset-date-time/parse s))
#"\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}(?:\.\d{1,9})?(?:[+-]\d{2}:\d{2}|Z)\[\w+/\w+\]"
:>> (fn [s] (cljc.java-time.zoned-date-time/parse s))
#"\d{4}-\d{2}-\d{2}T\S*"
:>> (fn [s] (cljc.java-time.local-date-time/parse s))
#"\d{4}-\d{2}-\d{2}"
:>> (fn [s] (cljc.java-time.local-date/parse s))
#"\d{4}-\d{2}"
:>> (fn [s] (cljc.java-time.year-month/parse s))
#"\d{4}"
:>> (fn [s] (cljc.java-time.year/parse s))
(throw (ex-info "Unparseable time string" {:input s})))))
(def ^{:dynamic true} *clock* (cljc.java-time.clock/system-default-zone))
(defn now []
(cljc.java-time.instant/now *clock*))
(defn today []
(cljc.java-time.local-date/now *clock*))
(defn epoch []
cljc.java-time.instant/epoch)
(defn midnight
([] cljc.java-time.local-time/midnight)
([^LocalDate date]
(p/at date cljc.java-time.local-time/midnight)))
(defn noon
([] cljc.java-time.local-time/noon)
([^LocalDate date]
(p/at date cljc.java-time.local-time/noon)))
(defn parse-day [input]
(condp re-matches (str/lower-case input)
#"^(mon)(day)?$" cljc.java-time.day-of-week/monday
#"^(tue)(s|sday)?$" cljc.java-time.day-of-week/tuesday
#"^(wed)(s|nesday)?$" cljc.java-time.day-of-week/wednesday
#"^(thur)(s|sday)?$" cljc.java-time.day-of-week/thursday
#"^(fri)(day)?$" cljc.java-time.day-of-week/friday
#"^(sat)(urday)?$" cljc.java-time.day-of-week/saturday
#"^(sun)(day)?$" cljc.java-time.day-of-week/sunday
nil))
(defn parse-month [input]
(condp re-matches (str/lower-case input)
#"^(jan)(uary)?$" cljc.java-time.month/january
#"^(feb)(ruary)?$" cljc.java-time.month/february
#"^(mar)(ch)?$" cljc.java-time.month/march
#"^(apr)(il)?$" cljc.java-time.month/april
#"^may$" cljc.java-time.month/may
#"^(jun)(e)?$" cljc.java-time.month/june
#"^(jul)(y)?$" cljc.java-time.month/july
#"^(aug)(ust)?$" cljc.java-time.month/august
#"^(sep)(tember)?$" cljc.java-time.month/september
#"^(oct)(ober)?$" cljc.java-time.month/october
#"^(nov)(ember)?$" cljc.java-time.month/november
#"^(dec)(ember)?$" cljc.java-time.month/december
nil))
(defn new-time
([] (p/time (now)))
([hour minute] (cljc.java-time.local-time/of hour minute))
([hour minute second] (cljc.java-time.local-time/of hour minute second))
([hour minute second nano] (cljc.java-time.local-time/of hour minute second nano)))
(defn new-date
([] (today))
([year month day-of-month]
(cljc.java-time.local-date/of year month day-of-month))
([year day-of-year]
(cljc.java-time.local-date/of-year-day year day-of-year))
([epoch-day]
(cljc.java-time.local-date/of-epoch-day epoch-day)))
(defn new-year-month
([] (cljc.java-time.year-month/now))
([year month]
(cljc.java-time.year-month/of year month)))
(defn current-zone
"Return the current zone, which can be overridden by the *clock* dynamic var"
[]
(if-let [clk *clock*]
(cljc.java-time.clock/get-zone clk)
(cljc.java-time.zone-id/system-default)))
(defn zone
([] (current-zone))
([z] (p/zone z)))
(defn zone-offset
([offset] (p/zone-offset offset))
([hours minutes] (cljc.java-time.zone-offset/of-hours-minutes hours minutes))
([hours minutes seconds] (cljc.java-time.zone-offset/of-hours-minutes-seconds hours minutes seconds)))
(extend-protocol p/IConversion
#?(:clj clojure.lang.Fn :cljs function)
(inst [f] (p/inst (f)))
(instant [f] (p/instant (f)))
(offset-date-time [f] (p/offset-date-time (f)))
(zoned-date-time [f] (p/zoned-date-time (f)))
Instant
(inst [i] #?(:clj (Date/from i) :cljs (js/Date. (cljc.java-time.instant/to-epoch-milli i))))
(instant [i] i)
(offset-date-time [i] (cljc.java-time.offset-date-time/of-instant i (current-zone)))
(zoned-date-time [i] (cljc.java-time.zoned-date-time/of-instant i (current-zone)))
#?(:clj String :cljs string)
(inst [s] (p/inst (p/instant s)))
(instant [s] (cljc.java-time.instant/parse s))
(offset-date-time [s] (cljc.java-time.offset-date-time/parse s))
(zoned-date-time [s] (cljc.java-time.zoned-date-time/parse s))
#?(:clj Number :cljs number)
(instant [n] (cljc.java-time.instant/of-epoch-milli n))
LocalDateTime
(inst [ldt] (p/inst (p/zoned-date-time ldt)))
(instant [ldt] (p/instant (p/zoned-date-time ldt)))
(offset-date-time [ldt] (cljc.java-time.local-date-time/at-offset
ldt
(#?(:clj .getOffset :cljs .offset)
(-> (current-zone)
(cljc.java-time.zone-id/get-rules))
ldt)))
(zoned-date-time [ldt] (cljc.java-time.local-date-time/at-zone ldt (current-zone)))
#?(:clj Date :cljs js/Date)
(inst [d] d)
(instant [d] #?(:clj (.toInstant ^Date d) :cljs (cljc.java-time.instant/of-epoch-milli (.getTime d))))
(zoned-date-time [d] (p/zoned-date-time (p/instant d)))
(offset-date-time [d] (p/offset-date-time (p/instant d)))
OffsetDateTime
(inst [odt] (p/inst (p/instant odt)))
(instant [odt] (cljc.java-time.offset-date-time/to-instant odt))
(offset-date-time [odt] odt)
(zoned-date-time [odt] (cljc.java-time.offset-date-time/to-zoned-date-time odt))
ZonedDateTime
(inst [zdt] (p/inst (p/instant zdt)))
(instant [zdt] (cljc.java-time.zoned-date-time/to-instant zdt))
(offset-date-time [zdt] (cljc.java-time.zoned-date-time/to-offset-date-time zdt))
(zoned-date-time [zdt] zdt))
(extend-protocol p/IExtraction
#?(:clj Object :cljs object)
(int [v] (#?(:clj clojure.core/int :cljs parse-int) v))
(long [v] (#?(:clj clojure.core/long :cljs parse-int) v))
#?(:clj clojure.lang.Fn :cljs function)
(time [f] (p/time (f)))
(date [f] (p/date (f)))
(date-time [f] (p/date-time (f)))
(nanosecond [f] (p/nanosecond (f)))
(microsecond [f] (p/microsecond (f)))
(millisecond [f] (p/millisecond (f)))
(second [f] (p/second (f)))
(minute [f] (p/minute (f)))
(hour [f] (p/hour (f)))
(day-of-week [f] (p/day-of-week (f)))
(day-of-month [f] (p/day-of-month (f)))
(int [f] (p/int (f)))
(long [f] (p/long (f)))
(month [f] (p/month (f)))
(year [f] (p/year (f)))
(year-month [f] (p/year-month (f)))
(zone [f] (p/zone (f)))
(zone-offset [f] (p/zone-offset (f)))
Instant
(time [i] (p/time (p/zoned-date-time i)))
(date [i] (p/date (p/zoned-date-time i)))
(date-time [i] (p/date-time (p/zoned-date-time i)))
(nanosecond [t] (p/nanosecond (p/zoned-date-time t)))
(microsecond [t] (p/microsecond (p/zoned-date-time t)))
(millisecond [t] (p/millisecond (p/zoned-date-time t)))
(second [t] (p/second (p/zoned-date-time t)))
(minute [t] (p/minute (p/zoned-date-time t)))
(hour [t] (p/hour (p/zoned-date-time t)))
(day-of-week [i] (p/day-of-week (p/date i)))
(day-of-month [i] (p/day-of-month (p/date i)))
(int [i] (cljc.java-time.instant/get-nano i))
(long [i] (cljc.java-time.instant/get-epoch-second i))
(month [i] (p/month (p/date i)))
(year [i] (p/year (p/date i)))
(year-month [i] (p/year-month (p/date i)))
(zone [i] (cljc.java-time.zone-id/of "UTC"))
(zone-offset [i] cljc.java-time.zone-offset/utc)
#?(:clj String :cljs string)
(time [s] (cljc.java-time.local-time/parse s))
(date [s] (cljc.java-time.local-date/parse s))
(date-time [s] (cljc.java-time.local-date-time/parse s))
(day-of-week [s] (or (parse-day s) (p/day-of-week (p/date s))))
(day-of-month [s] (p/day-of-month (p/date s)))
(month [s] (or (parse-month s) (p/month (p/date s))))
(year [s] (cljc.java-time.year/parse s))
(year-month [s] (cljc.java-time.year-month/parse s))
(zone [s] (cljc.java-time.zone-id/of s))
(zone-offset [s] (cljc.java-time.zone-offset/of s))
(int [s] (cljc.java-time.instant/get-nano (p/instant s)))
(long [s] (cljc.java-time.instant/get-epoch-second (p/instant s)))
#?(:clj Number :cljs number)
(day-of-week [n] (cljc.java-time.day-of-week/of n))
(month [n] (cljc.java-time.month/of n))
(year [n] (cljc.java-time.year/of n))
(zone-offset [s] (cljc.java-time.zone-offset/of-hours s))
LocalDate
(date [d] d)
(day-of-week [d] (cljc.java-time.local-date/get-day-of-week d))
(day-of-month [d] (cljc.java-time.local-date/get-day-of-month d))
(month [d] (cljc.java-time.month/from d))
(year-month [d] (cljc.java-time.year-month/of
(cljc.java-time.local-date/get-year d)
(cljc.java-time.local-date/get-month-value d)))
(year [d] (cljc.java-time.year/of (cljc.java-time.local-date/get-year d)))
LocalTime
(time [t] t)
(nanosecond [t] (cljc.java-time.local-time/get t cljc.java-time.temporal.chrono-field/nano-of-second))
(microsecond [t] (cljc.java-time.local-time/get t cljc.java-time.temporal.chrono-field/micro-of-second))
(millisecond [t] (cljc.java-time.local-time/get t cljc.java-time.temporal.chrono-field/milli-of-second))
(second [t] (cljc.java-time.local-time/get-second t))
(minute [t] (cljc.java-time.local-time/get-minute t))
(hour [t] (cljc.java-time.local-time/get-hour t))
Month
(int [m] (cljc.java-time.month/get-value m)) ;todo
DayOfWeek
(int [d] (cljc.java-time.day-of-week/get-value d))
LocalDateTime
(time [dt] (cljc.java-time.local-date-time/to-local-time dt))
(date [dt] (cljc.java-time.local-date-time/to-local-date dt))
(date-time [ldt] ldt)
(second [t] (cljc.java-time.local-date-time/get-second t))
(minute [t] (cljc.java-time.local-date-time/get-minute t))
(hour [t] (cljc.java-time.local-date-time/get-hour t))
(day-of-week [dt] (p/day-of-week (p/date dt)))
(day-of-month [dt] (p/day-of-month (p/date dt)))
(year-month [dt] (p/year-month (p/date dt)))
(month [dt] (cljc.java-time.local-date-time/get-month dt))
(year [dt] (p/year (p/date dt)))
#?(:clj Date :cljs js/Date)
(date [d] (p/date (p/zoned-date-time (p/instant d)))) ; implicit conversion to UTC
(date-time [d] (p/date-time (p/instant d)))
(year-month [d] (p/year-month (p/date d)))
(year [d] (p/year (p/date d)))
YearMonth
(year-month [ym] ym)
(month [ym] (cljc.java-time.year-month/get-month ym))
(year [ym] (p/year (cljc.java-time.year-month/get-year ym)))
Year
(year [y] y)
(int [y] (cljc.java-time.year/get-value y))
ZoneId
(zone [z] z)
ZoneOffset
(zone-offset [z] z)
(zone [z] z)
OffsetDateTime
(time [odt] (cljc.java-time.offset-date-time/to-local-time odt))
(date [odt] (cljc.java-time.offset-date-time/to-local-date odt))
(date-time [odt] (cljc.java-time.offset-date-time/to-local-date-time odt))
(year [odt] (p/year (cljc.java-time.offset-date-time/get-year odt)))
(zone-offset [odt] (cljc.java-time.offset-date-time/get-offset odt))
ZonedDateTime
(time [zdt] (cljc.java-time.zoned-date-time/to-local-time zdt))
(date [zdt] (cljc.java-time.zoned-date-time/to-local-date zdt))
(date-time [zdt] (cljc.java-time.zoned-date-time/to-local-date-time zdt))
(nanosecond [t] (cljc.java-time.zoned-date-time/get t cljc.java-time.temporal.chrono-field/nano-of-second))
(microsecond [t] (cljc.java-time.local-time/get t cljc.java-time.temporal.chrono-field/micro-of-second))
(millisecond [t] (cljc.java-time.local-time/get t cljc.java-time.temporal.chrono-field/milli-of-second))
(second [t] (cljc.java-time.zoned-date-time/get-second t))
(minute [t] (cljc.java-time.zoned-date-time/get-minute t))
(hour [t] (cljc.java-time.zoned-date-time/get-hour t))
(day-of-week [t] (cljc.java-time.zoned-date-time/get-day-of-week t))
(day-of-month [t] (cljc.java-time.zoned-date-time/get-day-of-month t))
(month [zdt] (cljc.java-time.zoned-date-time/get-month zdt))
(year [zdt] (p/year (cljc.java-time.zoned-date-time/get-year zdt)))
(zone [zdt] (cljc.java-time.zoned-date-time/get-zone zdt))
(zone-offset [zdt] (cljc.java-time.zoned-date-time/get-offset zdt)))
;; Fields
(def field-map
{:aligned-day-of-week-in-month cljc.java-time.temporal.chrono-field/aligned-day-of-week-in-month
:aligned-day-of-week-in-year cljc.java-time.temporal.chrono-field/aligned-day-of-week-in-year
:aligned-week-of-month cljc.java-time.temporal.chrono-field/aligned-week-of-month
:aligned-week-of-year cljc.java-time.temporal.chrono-field/aligned-week-of-year
:ampm-of-day cljc.java-time.temporal.chrono-field/ampm-of-day
:clock-hour-of-ampm cljc.java-time.temporal.chrono-field/clock-hour-of-ampm
:clock-hour-of-day cljc.java-time.temporal.chrono-field/clock-hour-of-day
:day-of-month cljc.java-time.temporal.chrono-field/day-of-month
:day-of-week cljc.java-time.temporal.chrono-field/day-of-week
:day-of-year cljc.java-time.temporal.chrono-field/day-of-year
:epoch-day cljc.java-time.temporal.chrono-field/epoch-day
:era cljc.java-time.temporal.chrono-field/era
:hour-of-ampm cljc.java-time.temporal.chrono-field/hour-of-ampm
:hour-of-day cljc.java-time.temporal.chrono-field/hour-of-day
:instant-seconds cljc.java-time.temporal.chrono-field/instant-seconds
:micro-of-day cljc.java-time.temporal.chrono-field/micro-of-day
:micro-of-second cljc.java-time.temporal.chrono-field/micro-of-second
:milli-of-day cljc.java-time.temporal.chrono-field/milli-of-day
:milli-of-second cljc.java-time.temporal.chrono-field/milli-of-second
:minute-of-day cljc.java-time.temporal.chrono-field/minute-of-day
:minute-of-hour cljc.java-time.temporal.chrono-field/minute-of-hour
:month-of-year cljc.java-time.temporal.chrono-field/month-of-year
:nano-of-day cljc.java-time.temporal.chrono-field/nano-of-day
:nano-of-second cljc.java-time.temporal.chrono-field/nano-of-second
:offset-seconds cljc.java-time.temporal.chrono-field/offset-seconds
:proleptic-month cljc.java-time.temporal.chrono-field/proleptic-month
:second-of-day cljc.java-time.temporal.chrono-field/second-of-day
:second-of-minute cljc.java-time.temporal.chrono-field/second-of-minute
:year cljc.java-time.temporal.chrono-field/year
:year-of-era cljc.java-time.temporal.chrono-field/year-of-era })
(deftype FieldsLookup [t]
#?(:clj Seqable :cljs ISeqable)
(#?(:cljs -seq :clj seq) [_]
(->> field-map
(keep (fn [[k _v]]
(let [cf (get field-map k)]
(when (cljc.java-time.temporal.temporal/is-supported t cf)
[k (cljc.java-time.temporal.temporal/get-long t cf)]))))
(into {})
seq))
ILookup
(#?(:clj valAt :cljs -lookup) [_ fld]
(when-let [f (get field-map fld)]
(cljc.java-time.temporal.temporal/get-long t f)))
(#?(:clj valAt :cljs -lookup) [_ fld notfound]
(if-let [f (get field-map fld)]
(try
(cljc.java-time.temporal.temporal/get-long t f)
(catch #?(:clj java.time.temporal.UnsupportedTemporalTypeException :cljs js/Error) _e
notfound))
notfound)))
(defn fields [t]
(->FieldsLookup t))
;; With
(defn with
"Adjust a temporal with an adjuster or field"
([t adj]
(cljc.java-time.temporal.temporal/with t adj)
)
([t fld new-value]
(when-let [f (get field-map fld)]
(cljc.java-time.temporal.temporal/with t f new-value))))
;; Built-in adjusters
(defn day-of-week-in-month
([ordinal dow] (cljc.java-time.temporal.temporal-adjusters/day-of-week-in-month ordinal (p/day-of-week dow)))
([t ordinal dow] (with t (day-of-week-in-month ordinal dow))))
(defn first-day-of-month
([] (cljc.java-time.temporal.temporal-adjusters/first-day-of-month))
([t] (with t (first-day-of-month))))
(defn first-day-of-next-month
([] (cljc.java-time.temporal.temporal-adjusters/first-day-of-next-month))
([t] (with t (first-day-of-next-month))))
(defn first-day-of-next-year
([] (cljc.java-time.temporal.temporal-adjusters/first-day-of-next-year))
([t] (with t (first-day-of-next-year))))
(defn first-day-of-year
([] (cljc.java-time.temporal.temporal-adjusters/first-day-of-year))
([t] (with t (first-day-of-year))))
(defn first-in-month
([dow] (cljc.java-time.temporal.temporal-adjusters/first-in-month (p/day-of-week dow)))
([t dow] (with t (first-in-month dow))))
(defn last-day-of-month
([] (cljc.java-time.temporal.temporal-adjusters/last-day-of-month))
([t] (with t (last-day-of-month))))
(defn last-day-of-year
([] (cljc.java-time.temporal.temporal-adjusters/last-day-of-year))
([t] (with t (last-day-of-year))))
(defn last-in-month
([dow] (cljc.java-time.temporal.temporal-adjusters/last-in-month (p/day-of-week dow)))
([t dow] (with t (last-in-month dow))))
(defn next
([dow] (cljc.java-time.temporal.temporal-adjusters/next (p/day-of-week dow)))
([t dow] (with t (next dow))))
(defn next-or-same
([dow] (cljc.java-time.temporal.temporal-adjusters/next-or-same (p/day-of-week dow)))
([t dow] (with t (next-or-same dow))))
(defn previous
([dow] (cljc.java-time.temporal.temporal-adjusters/previous (p/day-of-week dow)))
([t dow] (with t (previous dow))))
(defn previous-or-same
([dow] (cljc.java-time.temporal.temporal-adjusters/previous-or-same (p/day-of-week dow)))
([t dow] (with t (previous-or-same dow))))
;; Units
(def unit-map
{:nanos cljc.java-time.temporal.chrono-unit/nanos
:micros cljc.java-time.temporal.chrono-unit/micros
:millis cljc.java-time.temporal.chrono-unit/millis
:seconds cljc.java-time.temporal.chrono-unit/seconds
:minutes cljc.java-time.temporal.chrono-unit/minutes
:hours cljc.java-time.temporal.chrono-unit/hours
:half-days cljc.java-time.temporal.chrono-unit/half-days
:days cljc.java-time.temporal.chrono-unit/days
:weeks cljc.java-time.temporal.chrono-unit/weeks
:months cljc.java-time.temporal.chrono-unit/months
:years cljc.java-time.temporal.chrono-unit/years
:decades cljc.java-time.temporal.chrono-unit/decades
:centuries cljc.java-time.temporal.chrono-unit/centuries
:millennia cljc.java-time.temporal.chrono-unit/millennia
:eras cljc.java-time.temporal.chrono-unit/eras
:forever cljc.java-time.temporal.chrono-unit/forever })
(def reverse-unit-map (into {} (map vec (map reverse unit-map))))
(defn units [x]
(into {}
(for [tu (cljc.java-time.temporal.temporal-amount/get-units x)
:let [k (reverse-unit-map tu)]
:when k]
[k (cljc.java-time.temporal.temporal-amount/get x tu)])))
(extend-protocol p/ITruncate
Instant
(truncate [x u ]
(cljc.java-time.instant/truncated-to x (get unit-map u)))
LocalDateTime
(truncate [x u ]
(cljc.java-time.local-date-time/truncated-to x (get unit-map u)))
ZonedDateTime
(truncate [x u ]
(cljc.java-time.zoned-date-time/truncated-to x (get unit-map u)))
OffsetDateTime
(truncate [x u ]
(cljc.java-time.offset-date-time/truncated-to x (get unit-map u)))
LocalTime
(truncate [x u ]
(cljc.java-time.local-time/truncated-to x (get unit-map u))))
(defn truncate [x u]
{:pre [(contains? unit-map u)]}
(p/truncate x u))
;; Durations & Periods
(extend-protocol p/IConversion
;; Durations between the epoch and a time. These are useful
;; conversion functions in the case where numerics are used.
Duration
(instant [d] (cljc.java-time.instant/of-epoch-milli (p/millis d)))
(inst [d] (p/inst (p/instant d))))
(extend-protocol p/ITimeLength
Duration
(nanos [d] (cljc.java-time.duration/to-nanos d))
(micros [d] (#?(:clj Long/divideUnsigned :cljs cljs.core//) (p/nanos d) 1000))
(millis [d] (cljc.java-time.duration/to-millis d))
(seconds [d] (cljc.java-time.duration/get-seconds d))
(minutes [d] (cljc.java-time.duration/to-minutes d))
(hours [d] (cljc.java-time.duration/to-hours d))
(days [d] (cljc.java-time.duration/to-days d))
Period
(days [p] (cljc.java-time.period/get-days p))
(months [p] (cljc.java-time.period/get-months p))
(years [p] (cljc.java-time.period/get-years p)))
(defn new-duration [n u]
(let [unit (unit-map u)]
(assert unit (str "Not a unit: " u))
(cljc.java-time.duration/of n unit)))
(defn new-period [n u]
(case u
:days (cljc.java-time.period/of-days n)
:weeks (cljc.java-time.period/of-weeks n)
:months (cljc.java-time.period/of-months n)
:years (cljc.java-time.period/of-years n)))
;; Durations. Convenience functions to create durations of specific
;; units.
(defn of-nanos
"Takes a java.lang.Long n and returns a duration of n nanoseconds."
[n]
(new-duration n :nanos))
(defn of-micros
"Takes a java.lang.Long n and returns a duration of n micros."
[n]
(new-duration n :micros))
(defn of-millis
"Takes a java.lang.Long n and returns a duration of n micros."
[n]
(new-duration n :millis))
(defn of-seconds
"Takes a java.lang.Long n and returns a duration of n seconds."
[n]
(new-duration n :seconds))
(defn of-minutes
"Takes a java.lang.Long n and returns a duration of n minutes."
[n]
(new-duration n :minutes))
(defn of-hours
"Takes a java.lang.Long n and returns a duration of n hours."
[n]
(new-duration n :hours))
;; Periods. Convenience functions to create durations of specific
;; units.
(defn of-days
"Takes a java.lang.Long n and returns a period of n days."
[n]
(new-period n :days))
(defn of-months
"Takes a java.lang.Long n and returns a period of n months."
[n]
(new-period n :months))
(defn of-years
"Takes a java.lang.Long n and returns a period of n years."
[n]
(new-period n :years))
;; Coercions
(extend-protocol p/IExtraction
Duration
(zone-offset [d] (cljc.java-time.zone-offset/of-total-seconds (new-duration 1 :seconds))))
;; Clocks
(defn current-clock []
*clock*)
(extend-protocol p/IClock
Instant
(clock [i] (cljc.java-time.clock/fixed i (current-zone)))
ZonedDateTime
(clock [zdt] (cljc.java-time.clock/fixed (cljc.java-time.zoned-date-time/to-instant zdt)
(cljc.java-time.zoned-date-time/get-zone zdt)))
#?(:clj Object :cljs object)
(clock [o] (p/clock (p/zoned-date-time o)))
Clock
(clock [clk] clk)
ZoneId
(clock [z] (cljc.java-time.clock/system z))
#?(:clj String :cljs string)
(clock [s] (p/clock (p/parse s))))
(defn tick-resolution
([clk]
(tick-resolution clk (new-duration 1 :seconds)))
([clk dur]
(cljc.java-time.clock/tick clk dur)))
(extend-protocol p/IConversion
Clock
(instant [clk] (cljc.java-time.clock/instant clk)))
(extend-protocol p/IExtraction
Clock
(zone [clk] (cljc.java-time.clock/get-zone clk)))
(extend-protocol p/ITimeReify
Clock
(in [clk zone] (cljc.java-time.clock/with-zone clk (p/zone zone))))
;; Atomic clocks :)
(defrecord AtomicClock [*clock]
#?(:clj clojure.lang.IDeref :cljs IDeref)
(#?(:clj deref :cljs -deref) [_] (p/instant @*clock))
p/IClock
(clock [_] @*clock))
#?(:clj
(defmethod print-method AtomicClock
[& args]
(apply (get-method print-method clojure.lang.IRecord) args))
;todo - for cljs
)
(defn atom
([clk] (->AtomicClock (clojure.core/atom clk)))
([] (atom (current-clock))))
(defn swap! [at f & args]
(apply clojure.core/swap! (:*clock at) f args))
(defn swap-vals! [at f & args]
(apply clojure.core/swap-vals! (:*clock at) f args))
(defn compare-and-set! [at oldval newval]
(clojure.core/compare-and-set!
(:*clock at)
oldval
newval))
(defn reset! [at newval]
(clojure.core/reset!
(:*clock at)
newval))
(defn reset-vals! [at newval]
(clojure.core/reset-vals!
(:*clock at)
newval))
;; Arithmetic
(extend-protocol p/ITimeArithmetic
Duration
(+ [t d] (cljc.java-time.duration/plus t d))
(- [t d] (cljc.java-time.duration/minus t d))
Period
(+ [t d] (cljc.java-time.period/plus t d))
(- [t d] (cljc.java-time.period/minus t d)))
(defn negated
"Return the duration as a negative duration"
[d]
(cljc.java-time.duration/negated d))
(defn +
"Sum amounts of time"
([] cljc.java-time.duration/zero)
([arg] arg)
([arg & args]
(reduce p/+ arg args)))
(defn -
"Subtract amounts of time."
([] cljc.java-time.duration/zero)
([arg] (negated arg))
([arg & args]
(reduce p/- arg args)))
(extend-protocol p/ITimeShift
Instant
(forward-duration [t d] (cljc.java-time.instant/plus t d))
(backward-duration [t d] (cljc.java-time.instant/minus t d))
#?(:clj Date :cljs js/Date)
(forward-duration [t d] (p/forward-duration (p/instant t) d))
(backward-duration [t d] (p/backward-duration (p/instant t) d))
LocalDate
(forward-number [t n] (cljc.java-time.local-date/plus-days t n))
(backward-number [t n] (cljc.java-time.local-date/minus-days t n))
(forward-duration [t d] (cljc.java-time.local-date/plus t d))
(backward-duration [t d] (cljc.java-time.local-date/minus t d))
LocalTime
(forward-duration [t d] (cljc.java-time.local-time/plus t d))
(backward-duration [t d] (cljc.java-time.local-time/minus t d))
LocalDateTime
(forward-duration [t d] (cljc.java-time.local-date-time/plus t d))
(backward-duration [t d] (cljc.java-time.local-date-time/minus t d))
OffsetDateTime
(forward-duration [t d] (cljc.java-time.offset-date-time/plus t d))
(backward-duration [t d] (cljc.java-time.offset-date-time/minus t d))
ZonedDateTime
(forward-duration [t d] (cljc.java-time.zoned-date-time/plus t d))
(backward-duration [t d] (cljc.java-time.zoned-date-time/minus t d))
Year
(forward-number [t n] (cljc.java-time.year/plus-years t n))
(backward-number [t n] (cljc.java-time.year/minus-years t n))
(forward-duration [t d] (cljc.java-time.year/plus t d))
(backward-duration [t d] (cljc.java-time.year/minus t d))
YearMonth
(forward-number [t n] (cljc.java-time.year-month/plus-months t n))
(backward-number [t n] (cljc.java-time.year-month/minus-months t n))
(forward-duration [t d] (cljc.java-time.year-month/plus t d))
(backward-duration [t d] (cljc.java-time.year-month/minus t d))
Clock
(forward-duration [clk d] (cljc.java-time.clock/offset clk d))
(backward-duration [clk d] (cljc.java-time.clock/offset clk (negated d))))
(defn >> [t n-or-d]
(if (number? n-or-d)
(p/forward-number t n-or-d)
(p/forward-duration t n-or-d)))
(defn << [t n-or-d]
(if (number? n-or-d)
(p/backward-number t n-or-d)
(p/backward-duration t n-or-d)))
(extend-type Instant
p/ITimeRangeable
(range
([from] (iterate #(cljc.java-time.instant/plus-seconds % 1) from))
([from to] (cond->> (iterate #(cljc.java-time.instant/plus-seconds % 1) from)
to (take-while #(p/< % to))))
([from to step] (cond->> (iterate #(cljc.java-time.instant/plus % step) from)
to (take-while #(p/< % to))))))
(extend-type ZonedDateTime
p/ITimeRangeable
(range
([from] (iterate #(cljc.java-time.zoned-date-time/plus-seconds % 1) from))
([from to] (cond->> (iterate #(cljc.java-time.zoned-date-time/plus-seconds % 1) from)
to (take-while #(p/< % to))))
([from to step] (cond->> (iterate #(cljc.java-time.zoned-date-time/plus % step) from)
to (take-while #(p/< % to))))))
(extend-type LocalDate
p/ITimeRangeable
(range
([from] (iterate #(cljc.java-time.local-date/plus-days % 1) from))
([from to] (cond->> (iterate #(cljc.java-time.local-date/plus-days % 1) from)
to (take-while #(p/< % to))))
([from to step] (cond->> (iterate #(cljc.java-time.local-date/plus % step) from)
to (take-while #(p/< % to))))))
(defn inc [t] (p/forward-number t 1))
(defn dec [t] (p/backward-number t 1))
(defn tomorrow []
(p/forward-number (today) 1))
(defn yesterday []
(p/backward-number (today) 1))
(extend-type LocalDateTime
p/ITimeRangeable
(range
([from] (iterate #(cljc.java-time.local-date-time/plus-seconds % 1) from))
([from to] (cond->> (iterate #(cljc.java-time.local-date-time/plus-seconds % 1) from)
to (take-while #(p/< % to))))
([from to step] (cond->> (iterate #(cljc.java-time.local-date-time/plus % step) from)
to (take-while #(p/< % to))))))
(extend-type YearMonth
p/ITimeRangeable
(range
([from] (iterate #(cljc.java-time.year-month/plus-months % 1) from))
([from to] (cond->> (iterate #(cljc.java-time.year-month/plus-months % 1) from)
to (take-while #(p/< % to))))
([from to step] (cond->> (iterate #(cljc.java-time.year-month/plus % step) from)
to (take-while #(p/< % to))))))
(extend-type Year
p/ITimeRangeable
(range
([from] (iterate #(cljc.java-time.year/plus-years % 1) from))
([from to] (cond->> (iterate #(cljc.java-time.year/plus-years % 1) from)
to (take-while #(p/< % to))))
([from to step] (cond->> (iterate #(cljc.java-time.year/plus % step) from)
to (take-while #(p/< % to))))))
(extend-protocol p/IDivisible
#?(:clj String :cljs string)
(divide [s d] (p/divide (p/parse s) d)))
(extend-protocol p/IDivisibleDuration
#?(:clj Long :cljs number)
(divide-duration [n duration] (cljc.java-time.duration/divided-by duration n))
Duration
(divide-duration [divisor duration]
(/
(cljc.java-time.duration/get-seconds duration)
(cljc.java-time.duration/get-seconds divisor))))
(extend-type Duration
p/IDivisible
(divide [d x] (p/divide-duration x d)))
(defn duration [x]
(cljc.java-time.duration/between (p/beginning x) (p/end x)))
;; Periods
(extend-protocol p/IBetween
LocalDate
(between [v1 v2] (cljc.java-time.period/between v1 (p/date v2)))
LocalTime
(between [v1 v2] (cljc.java-time.duration/between v1 (p/time v2)))
ZonedDateTime
(between [v1 v2] (cljc.java-time.duration/between v1 (p/zoned-date-time v2)))
LocalDateTime
(between [v1 v2] (cljc.java-time.duration/between v1 (p/date-time v2)))
Instant
(between [v1 v2] (cljc.java-time.duration/between v1 (p/instant v2)))
OffsetDateTime
(between [v1 v2] (cljc.java-time.duration/between v1 (p/offset-date-time v2)))
#?@(:clj [Temporal
(between [v1 v2] (cljc.java-time.duration/between v1 v2))])
#?(:clj String :cljs string)
(between [v1 v2] (p/between (p/parse v1) (p/parse v2)))
#?(:clj Date :cljs js/Date)
(between [x y] (p/between (p/instant x) (p/instant y))))
;; TODO: Test concurrent? in tick.core-test
(defn coincident?
"Does the span of time contain the given event? If the given event
is itself a span, then t must wholly contain the beginning and end
of the event."
[t event]
(and
(not= 1 (compare (p/beginning t) (p/beginning event)))
(not= 1 (compare (p/end event) (p/end t)))))
(extend-protocol p/ITimeSpan
#?(:clj String :cljs string)
(beginning [s] (p/beginning (p/parse s)))
(end [s] (p/end (p/parse s)))
#?(:clj Number :cljs number)
(beginning [n] (p/beginning (p/time n)))
(end [n] (p/end (p/time n)))
LocalDate
(beginning [date] (cljc.java-time.local-date/at-start-of-day date))
(end [date] (cljc.java-time.local-date/at-start-of-day (inc date)))
Year
(beginning [year] (p/beginning (cljc.java-time.year/at-month year 1)))
(end [year] (p/end (cljc.java-time.year/at-month year 12)))
YearMonth
(beginning [ym] (p/beginning (cljc.java-time.year-month/at-day ym 1)))
(end [ym] (p/end (cljc.java-time.year-month/at-end-of-month ym)))
Instant
(beginning [i] i)
(end [i] i)
ZonedDateTime
(beginning [i] i)
(end [i] i)
OffsetDateTime
(beginning [i] i)
(end [i] i)
#?(:clj Date :cljs js/Date)
(beginning [i] (p/instant i))
(end [i] (p/instant i))
LocalDateTime
(beginning [x] x)
(end [x] x)
LocalTime
(beginning [x] x)
(end [x] x)
nil
(beginning [_] nil)
(end [_] nil))
(extend-protocol p/ITimeReify
LocalTime
(on [t d] (cljc.java-time.local-time/at-date t (p/date d)))
OffsetTime
(on [t date] (cljc.java-time.offset-time/at-date t (p/date date)))
LocalDate
(at [date t] (cljc.java-time.local-date/at-time date (p/time t)))
LocalDateTime
(in [ldt z] (cljc.java-time.local-date-time/at-zone ldt (p/zone z)))
(offset-by [ldt offset] (cljc.java-time.local-date-time/at-offset ldt (p/zone-offset offset)))
Instant
(in [t z] (cljc.java-time.instant/at-zone t (p/zone z)))
(offset-by [t offset] (cljc.java-time.instant/at-offset t (p/zone-offset offset)))
OffsetDateTime
(in [t z] (cljc.java-time.offset-date-time/at-zone-same-instant t (p/zone z)))
ZonedDateTime
(in [t z] (cljc.java-time.zoned-date-time/with-zone-same-instant t (p/zone z)))
#?(:clj Date :cljs js/Date)
(in [t z] (p/in (p/instant t) (p/zone z))))
(extend-protocol p/ILocalTime