# Copyright 2016 Province of British Columbia
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and limitations under the License.
source("data-raw/header.R")
## Load CSV data file from BC Data Catalogue. Data licensed under the Open Data License-BC
## See metadata record in BC Data Catalogue for details on the data set.
glacial <- read_csv("https://catalogue.data.gov.bc.ca/dataset/89ff86d7-2d04-4c96-b945-ba56688906eb/resource/bf6ba520-dcfd-4a6b-a822-963b77ff7848/download/glacierchange1985-2005.csv")
glacial$StartYear <- 1985L
glacial$EndYear <- 2005L
glacial$Indicator <- "Glacial Area"
glacial$Units <- "percent"
glacial$Period <- 10L
glacial %<>% mutate(Estimate = Percentage_Area_Change / (EndYear - StartYear + 1) * Period)
glacial$Ecoprovince %<>% tolower() %>% tools::toTitleCase()
glacial$Ecoprovince %<>% factor(levels = ecoprovince)
glacial %<>% select(
Indicator, Units, Period, StartYear, EndYear, Ecoprovince,
Estimate = Percentage_Area_Change)
glacial %<>% filter(!is.na(Estimate))
glacial %<>% arrange(Indicator, Ecoprovince, StartYear, EndYear)
use_data(glacial, overwrite = TRUE)
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