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# Helpers
api_handle <- function() "povcalnet/povcalnetapi.ashx"
format_data <- function(x, coverage, aggregate) {
if (aggregate == FALSE){
x <- format_data_cl(x = x,
coverage = coverage)
} else {
x <- format_data_aggregate(x = x)
}
return(x)
}
format_data_cl <- function(x, coverage) {
# CHECK
assertthat::assert_that(
all.equal(names(x), povcal_col_names)
)
x <- dplyr::select(x,
"countrycode" = "CountryCode",
"countryname" = "CountryName",
"regioncode" = "RegionCode",
"coveragetype" = "CoverageType",
"year" = "RequestYear",
"datayear" = "DataYear",
"datatype" = "DataType",
"isinterpolated" = "isInterpolated",
"usemicrodata" = "useMicroData",
"ppp" = "PPP",
"povertyline" = "PovertyLine",
"mean" = "Mean",
"headcount" = "HeadCount",
"povertygap" = "PovGap",
"povertygapsq" = "PovGapSqr",
"watts" = "Watts",
"gini" = "Gini",
"median" = "Median",
"mld" = "pr.mld",
"polarization" = "Polarization",
"population" = "ReqYearPopulation",
"decile1" = "Decile1",
"decile2" = "Decile2",
"decile3" = "Decile3",
"decile4" = "Decile4",
"decile5" = "Decile5",
"decile6" = "Decile6",
"decile7" = "Decile7",
"decile8" = "Decile8",
"decile9" = "Decile9",
"decile10" = "Decile10"
)
# rename data_type to be more explicit
x$datatype <- datatype_lkup[x$datatype]
if (nrow(x) > 0) {
# replace invalid values to missing
rvars <- c("median", "polarization", "gini", "mld",
stringr::str_subset(names(x), "^decile"))
x <- naniar::replace_with_na_at(data = x,
.vars = rvars,
condition = ~.x %in% c(-1, 0))
}
return(tibble::as_tibble(x))
}
format_data_aggregate <- function(x) {
# CHECK
assertthat::assert_that(
all.equal(names(x), povcal_col_names_agg)
)
x <- dplyr::select(x,
"regiontitle" = "regionTitle",
"regioncode" = "regionCID",
"year" = "requestYear",
"povertyline" = "povertyLine",
"mean" = "mean",
"headcount" = "hc",
"povertygap" = "pg",
"povertygapsq" = "p2",
"population" = "population"
)
return(tibble::as_tibble(x))
}
assign_country <- function(country) {
if (length(country) == 1 & all("all" %in% country)) {
country <- all_countries
} else {
country
}
}
assign_coverage <- function(coverage, country) {
if (coverage == "all") {
country <- unname(all_coverage[names(all_coverage) %in% country])
return(country)
} else if (coverage == "national") {
coverage_codes <- national_coverage_lkup[country]
coverage_codes <- coverage_codes[!is.na(coverage_codes)]
country <- paste(names(coverage_codes), coverage_codes, sep = "_")
return(country)
} else {
coverage <- unname(coverage_lkup[coverage])
country <- paste(country, coverage, sep = "_")
return(country)
}
}
handle_empty_response <- function(x, aggregate) {
if (aggregate == FALSE) {
x <- data.frame(matrix(ncol = length(povcal_col_names), nrow = 0))
colnames(x) <- povcal_col_names
return(x)
} else if (aggregate == TRUE) {
x <- data.frame(matrix(ncol = length(povcal_col_names_agg), nrow = 0))
colnames(x) <- povcal_col_names_agg
return(x)
}
}
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