R/download_lykke_specs.R

In muffin1974/lykke:

#' download_lykke_specs
#'
#' @importFrom jsonlite fromJSON
#' @export

download_lykke_specs <- function() {
    g <- fromJSON("https://api.lykkex.com/swagger/v1/swagger.json")
    message(sprintf("Extract data for package %s...", "lykke"))
    
    for (ops in names(g$paths)) {
        for (op in names(g$paths[[ops]])) {
            node <- g$paths[[ops]][[op]]
            fil <- paste("./R", sprintf("%s.r", node$operationId), sep = "/")
            message(sprintf("  - creating %s...", fil))
            cat("#' @export\n", file = fil, append = TRUE)
            cat("#' @importFrom httr GET\n", file = fil, append = TRUE)
            cat(sprintf("%s <- function(%s) {\n\n", node$operationId, paste(node$parameters$name, collapse = ", ")), file = fil, 
                append = TRUE)
            cat("base_url <- 'https://api.lykkex.com/api/' \n", file = fil, append = TRUE)
            if (!is.null(node$parameters$name)) {
                cat(paste0("get_url<-paste0(base_url,", "'", node$tags, "'", ",'?',param,'=',", node$parameters$name, ")\n"), 
                  file = fil, append = TRUE)
                get_url <- paste0(base_url, node$tags, "?", param, "=", node$parameters$name)
            }
            
            if (is.null(node$parameters$name)) {
                cat(paste0("get_url<-paste0(base_url,", "'", node$tags, "'", ",\"?\")\n"), file = fil, append = TRUE)
                get_url <- paste0(base_url, node$tags, "?")
            }
            cat("res <- ", toupper(op), "(get_url)\n", file = fil, append = TRUE)
            cat("return(content(res)) \n", file = fil, append = TRUE)
            cat("\n}\n", file = fil, append = TRUE)
            
        }
    }
}