##' @importFrom dplyr left_join select mutate group_by %>% summarize
n_esu_per_collecting_event <- function(phylum = "") {
smpl <- get_lab("sample_data")
esus <- get_lab("sample_esu")
stat <- get_lab("station_data")
if (nzchar(phylum)) {
smpl <- smpl[smpl$"phylum" == phylum, ]
}
summ_tbl <- dplyr:::left_join(smpl, stat, by = "station_number") %>%
dplyr::select(voucher_number, station_number, phylum,
field_identification, year, month, day) %>%
dplyr::left_join(esus, by = "voucher_number") %>%
dplyr::filter(!is.na(group_esu)) %>%
dplyr::mutate(phylum_esu = paste(.$"phylum.y",
.$"group_esu",
sep = "-")) %>%
dplyr::mutate(date = as.Date(paste(.$"year",
.$"month",
.$"day", sep = "-"),
format = "%Y-%m-%d"))
res2 <- summ_tbl %>%
group_by(phylum_esu) %>%
summarize(first_seen = min(date, na.rm = T)) %>%
group_by(first_seen) %>%
summarize(n_esu_per_date = n())
res3 <- summ_tbl %>%
dplyr::group_by(date) %>%
dplyr::summarize(n_esu = n_distinct(phylum_esu),
n_smpl = n_distinct(voucher_number))
res <- left_join(res2, res3, by = c("first_seen" = "date")) %>%
mutate(cum_sum = cumsum(n_esu_per_date),
prop_new_esu = n_esu_per_date/n_esu,
prop_new_smp = n_esu_per_date/n_smpl)
res
}
if (FALSE) {
library(dplyr)
library(ggplot2)
total <- n_esu_per_collecting_event() %>%
mutate(phylum = rep("TOTAL", nrow(.)))
arth <- n_esu_per_collecting_event("Arthropoda") %>%
mutate(phylum = rep("Arthropoda", nrow(.)))
annel <- n_esu_per_collecting_event("Annelida") %>%
mutate(phylum = rep("Annelida", nrow(.)))
mollu <- n_esu_per_collecting_event("Mollusca") %>%
mutate(phylum = rep("Mollusca", nrow(.)))
res <- bind_rows(total, annel, mollu, arth)
svg(file = "/tmp/accumulation.svg", height = 5)
ggplot(res,
aes(x = first_seen, y = cum_sum, colour = phylum)) + geom_line() +
xlab("Date") + ylab("Cumulative number of species sampled") +
scale_x_date(date_labels = "%Y-%m-%d") +
theme(axis.text.y = element_text(size = 12),
legend.text = element_text(size = 12),
axis.title = element_text(size = 12))
dev.off()
ggplot(n_esu_per_collecting_event(phylum = "Annelida"),
aes(x = first_seen, y = cum_sum)) + geom_line() +
xlab("Date") + ylab("Cumulative number of species sampled") +
scale_x_date(date_labels = "%Y-%m-%d")
ggplot(res) + geom_line(aes(x = first_seen, y = prop_new_esu))
ggplot(res) + geom_line(aes(x = first_seen, y = prop_new_smp))
}
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