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#' Get timeId from antares study
#'
#' @param data \code{antaresDataList} see \link{readAntares}
#' @param timeStep \code{character} timeStep
#'
#' @noRd
getTime <- function(data, timeStep){
time <- unique(data[[1]]$time)
current_locale <- Sys.getlocale(category = "LC_TIME")
Sys.setlocale("LC_TIME", "C")
if(timeStep %in% c("weekly", "monthly")){
dt_date <- data.table(time = as.character(time))
}else if(timeStep == "annual"){
dt_date <- data.table(time)
}else{
dt_date <- data.table(IDateTime(time, tz =" UTC"))
}
Sys.setlocale("LC_TIME", current_locale)
dt_date
}
#' Read time and generate column who can be calculate from time
#'
#' @param fid \code{H5IdComponent} id of h5 file open which \link[rhdf5]{H5Fopen}
#' @param group \code{group} group where time are stocked
#'
#' @noRd
#'
getAllDateInfoFromDate <- function(fid, group){
# affectation des classes
.requireRhdf5_Antares()
groupT <- paste0(group, "/time")
did <- rhdf5::H5Dopen(fid, groupT)
datetime_data <- data.table(rhdf5::H5Dread(did))
rhdf5::H5Dclose(did)
if(group %in% c("weekly", "annual")){
return(datetime_data)
}
current_locale <- Sys.getlocale(category = "LC_TIME")
# mise en locale english pour le time (extraction des mois)
Sys.setlocale("LC_TIME", "C")
if(group == c("monthly")){
timCop <- datetime_data$time
timCop <- paste0(timCop, "-01")
timCop <- as.Date(timCop)
class(timCop) <- c("IDate", "Date")
datetime_data$month <- as.factor(toupper(format(timCop, format = "%b")))
return(datetime_data)
}
idate <- NULL
itime <- NULL
class(datetime_data$idate) <- c("IDate", "Date")
class(datetime_data$itime) <- c("ITime")
# recuperation de la locale actuelle du pc
uniqueDate <- unique(datetime_data[,.SD, .SDcols = "idate"])
uniqueTime <- unique(datetime_data[,.SD, .SDcols = "itime"])
# Calcul day & mounth
uniqueDate[,c("day", "month") := list(
mday(idate),
as.factor(toupper(format(idate, format = "%b"))))]
# calculs
datetime_data[, c("time") := list(
as.POSIXct(idate, time = itime, tz = "UTC")
)]
if(group == "daily"){
datetime_data$time <- as.Date(datetime_data$time)
}
mthList <- c("APR",
"AUG",
"DEC",
"FEB",
"JAN",
"JUL",
"JUN",
"MAR",
"MAY",
"NOV",
"OCT",
"SEP")
toAdd <- mthList[!mthList %in% levels(uniqueDate$month)]
if(length(toAdd)>0)
{
levels(uniqueDate$month) <- c(levels(uniqueDate$month), toAdd)
}
if(group == "hourly")
{
uniqueTime[, c("hour") := as.factor(substring(as.character(itime), 1, 5))]
}
uniqueDate$month <- factor(uniqueDate$month , levels(uniqueDate$month)[order(levels(uniqueDate$month))])
#Merge
datetime_data <- merge(datetime_data, uniqueDate)
datetime_data <- merge(datetime_data, uniqueTime, by = "itime")
datetime_data[, "idate" := NULL]
datetime_data[, "itime" := NULL]
setkey(datetime_data, "time")
Sys.setlocale("LC_TIME", current_locale)
datetime_data
}
#' Write time in h5 file
#'
#' @param data \code{antaresDataList} see \link{readAntares}
#' @param path \code{character} path of h5 file
#' @param group \code{group} group where time are stored
#'
#' @noRd
writeTime <- function(data, path, group){
.requireRhdf5_Antares()
time <- getTime(data, group)
group <- paste0(group, "/time")
rhdf5::h5write(time, path, group)
rhdf5::h5closeAll()
}
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