calc_price_summary: Calculate a summary of prices in product detail page
In ingonader/rgeizhals: Scrapes www.geizhals.at Pages

Description Usage Arguments Value Examples

Returns a summary of all price values from the price list in the detailed product description page. Currently, this summary contains the 3 lowest prices (or NA if there aren't enough prices on that page), and the median of all prices.

1	calc_price_summary(detailpagehtml)

detailpagehtml

html structure from a single geizhals page listing details of a specific item.

A tibble (data.frame) with two columns (key and value), containing the price summary results (key being a descriptive key like price_min, value being the respective summary measure of the prices). The value column is of type character, in order to be row-binded to the categories and their values (which are also of type character).

## Not run: 
## get data from multiple geizhals category pages:
url_geizhals <- "https://geizhals.at/?cat=acam35"
listpagehtml_list <- fetch_all_listpages(url_geizhals, max_pages = 2)
dat_listpage <- parse_all_listpages(listpagehtml_list)
## get url of a single detail page and read html:
url_detailpage <- dat_listpage[["detailpage_url"]][1]
detailpagehtml <- xml2::read_html(url_detailpage)
## get prices summary:
calc_price_summary(detailpagehtml)

## End(Not run)