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added option to do month only cutting

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Andreas Gammelgaard Damsbo 2024-12-19 11:31:40 +01:00
parent 96c37219aa
commit 5e08d8934d
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2 changed files with 15 additions and 3 deletions
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17
R/cut-variable-dates.R
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@ -118,6 +118,7 @@ cut.hms <- function(x, breaks, ...) {
#' @examples
#' readr::parse_datetime(c("1992-02-01 01:00:20", "1992-02-06 03:00:20", "1992-05-01 01:20:20", "1992-09-01 08:20:20", "1999-02-01 21:20:20", "1992-12-01 03:02:20")) |> cut(2)
#' readr::parse_datetime(c("1992-02-01 01:00:20", "1992-02-06 03:00:20", "1992-05-01 01:20:20", "1992-09-01 08:20:20", "1999-02-01 21:20:20", "1992-12-01 03:02:20")) |> cut(breaks="weekday")
#' readr::parse_datetime(c("1992-02-01 01:00:20", "1992-02-06 03:00:20", "1992-05-01 01:20:20", "1992-09-01 08:20:20", "1999-02-01 21:20:20", "1992-12-01 03:02:20")) |> cut(breaks="month_only")
cut.POSIXt <- function(x, breaks, right = FALSE, include.lowest = TRUE, start.on.monday=TRUE, ...) {
breaks_o <- breaks
# browser()
@ -138,6 +139,10 @@ cut.POSIXt <- function(x, breaks, right = FALSE, include.lowest = TRUE, start.on
days <- days[c(7,1:6)]
}
out <- factor(weekdays(x),levels=days) |> forcats::fct_drop()
} else if (identical(breaks,"month_only")){
ms <- paste0("1970-",1:12,"-01") |> as.Date() |> months()
out <- factor(months(x),levels=ms) |> forcats::fct_drop()
} else {
## Doesn't really work very well for breaks other than the special character cases as right border is excluded
out <- base::cut.POSIXt(x, breaks=breaks,right=right,...) |> forcats::fct_drop()
@ -146,7 +151,7 @@ cut.POSIXt <- function(x, breaks, right = FALSE, include.lowest = TRUE, start.on
l <- levels(out)
if (is.numeric(breaks_o)) {
l <- breaks
} else if (is.character(breaks) && length(breaks) == 1 && !identical(breaks,"weekday")) {
} else if (is.character(breaks) && length(breaks) == 1 && !(identical(breaks,"weekday") | identical(breaks,"month_only"))) {
if (include.lowest) {
if (right) {
l <- c(l, min(as.character(x)))
@ -180,6 +185,10 @@ cut.Date <- function(x,breaks,start.on.monday=TRUE,...){
days <- days[c(7,1:6)]
}
out <- factor(weekdays(x),levels=days) |> forcats::fct_drop()
} else if (identical(breaks,"month_only")){
ms <- paste0("1970-",1:12,"-01") |> as.Date() |> months()
out <- factor(months(x),levels=ms) |> forcats::fct_drop()
} else {
## Doesn't really work very well for breaks other than the special character cases as right border is excluded
out <- base::cut.Date(x, breaks=breaks,...) |> forcats::fct_drop()
@ -381,6 +390,7 @@ cut_variable_server <- function(id, data_r = reactive(NULL)) {
"weekday",
"week",
"month",
"month_only",
"quarter",
"year"
)
@ -407,7 +417,7 @@ cut_variable_server <- function(id, data_r = reactive(NULL)) {
inputId = session$ns("method"),
label = i18n("Method:"),
choices = choices,
selected = "quantile",
selected = NULL,
width = "100%"
)
})
@ -450,6 +460,7 @@ cut_variable_server <- function(id, data_r = reactive(NULL)) {
"weekday",
"week",
"month",
"month_only",
"quarter",
"year"
)) {
@ -483,7 +494,7 @@ cut_variable_server <- function(id, data_r = reactive(NULL)) {
variable <- req(input$variable)
data[[paste0(variable, "_cut")]] <- cut(
x = data[[variable]],
breaks = if (input$method %in% c("day", "weekday", "week", "month", "quarter", "year", "hour")) input$method else breaks_r()$brks,
breaks = if (input$method %in% c("day", "weekday", "week", "month", "month_only", "quarter", "year", "hour")) input$method else breaks_r()$brks,
include.lowest = input$include_lowest,
right = input$right
)

1
man/cut.Rd
View file

@ -50,6 +50,7 @@ f <- d_t |> cut(2)
readr::parse_time(c("01:00:20", "03:00:20", "01:20:20", "03:02:20", NA)) |> cut(breaks = lubridate::as_datetime(c(hms::as_hms(levels(f)), hms::as_hms(max(d_t, na.rm = TRUE) + 1))), right = FALSE)
readr::parse_datetime(c("1992-02-01 01:00:20", "1992-02-06 03:00:20", "1992-05-01 01:20:20", "1992-09-01 08:20:20", "1999-02-01 21:20:20", "1992-12-01 03:02:20")) |> cut(2)
readr::parse_datetime(c("1992-02-01 01:00:20", "1992-02-06 03:00:20", "1992-05-01 01:20:20", "1992-09-01 08:20:20", "1999-02-01 21:20:20", "1992-12-01 03:02:20")) |> cut(breaks="weekday")
readr::parse_datetime(c("1992-02-01 01:00:20", "1992-02-06 03:00:20", "1992-05-01 01:20:20", "1992-09-01 08:20:20", "1999-02-01 21:20:20", "1992-12-01 03:02:20")) |> cut(breaks="month_only")
as.Date(c("1992-02-01 01:00:20", "1992-02-06 03:00:20", "1992-05-01 01:20:20", "1992-09-01 08:20:20", "1999-02-01 21:20:20", "1992-12-01 03:02:20")) |> cut(2)
as.Date(c("1992-02-01 01:00:20", "1992-02-06 03:00:20", "1992-05-01 01:20:20", "1992-09-01 08:20:20", "1999-02-01 21:20:20", "1992-12-01 03:02:20")) |> cut(breaks="weekday")
}