## ----setup, include=FALSE-----------------------------------------------------
knitr::opts_chunk$set(
  collapse=TRUE,
  comment="#>",
  warning=FALSE,
  error=FALSE,
  eval=FALSE
)

## ----library, message=FALSE, warning=FALSE, error=FALSE-----------------------
# library(BiocStyle)
# library(HPAanalyze)
# library(dplyr)
# library(jsonlite)

## -----------------------------------------------------------------------------
# data <- hpaDownload(downloadList = "histology", version = "example")
# data_subset <-
#   hpaSubset(data,
#             targetGene = c('TP53', 'EGFR', 'CD44', 'PTEN', 'IDH1'))

## -----------------------------------------------------------------------------
# data_json <- lapply(data_subset, jsonlite::toJSON)
# 
# str(data_json)
# 
# # List of 3
# #  $ normal_tissue       : 'json' chr "[{\"ensembl\":\"ENSG00000026508\",\"gene\":\"CD44\",\"tissue\":\"adrenal gland\",\"cell_type\":\"glandular cell"| __truncated__
# #  $ pathology           : 'json' chr "[{\"ensembl\":\"ENSG00000026508\",\"gene\":\"CD44\",\"cancer\":\"breast cancer\",\"high\":1,\"medium\":6,\"low\"| __truncated__
# #  $ subcellular_location: 'json' chr "[{\"ensembl\":\"ENSG00000026508\",\"gene\":\"CD44\",\"reliability\":\"Enhanced\",\"enhanced\":\"Golgi apparatus"| __truncated__

## -----------------------------------------------------------------------------
# for (i in seq_along(data_json)) {
#   write(data_json[[i]],
#         file = paste0("hpa_data_", names(data_json[i]), ".json"))
# }

## -----------------------------------------------------------------------------
# ## The function (note that you don't need to put .json into the file name)
# hpaExportJSON <- function(data, fileName) {
#   data_json <- lapply(data, jsonlite::toJSON)
#   for (i in seq_along(data_json)) {
#     write(data_json[[i]],
#           file = paste0(fileName, "_", names(data_json[i]), ".json"))
#   }
# }
# 
# ## Export data subset
# hpaExportJSON(data_subset, fileName = "hpa_data")