mapboxwc4.Rmd

---
title: "R Notebook"
output: html_notebook
---
```{r}
# create list of countries who qualified and their placement in the wc

qualified <- c('Spain','Nigeria','Egypt','Costa Rica','Japan','Tunisia', 'France','Switzerland','Portugal', 'Russia','Colombia','Peru','Senegal','United Kingdom','Denmark','Brazil','Germany','Iran (Islamic Republic of)','Korea, Republic of','Morocco', 'Belgium','Croatia','Saudi Arabia','Uruguay','Iceland','Argentina','Panama','Poland','Australia','Mexico','Sweden','Serbia')

# knocked out of group stage
groupstage <- c('Saudi Arabia', 'Egypt', 'Iran (Islamic Republic of)', 'Morocco', 'Peru', 'Australia', 'Nigeria','Poland')

# knocked out of round 16
round16 <- c('Portugal','Argentina','Mexico','Japan','Spain','Denmark','Switzerland','Colombia')

# reached quarter
quarter <- c('Uruguay','Brazil',"Russia","Sweden")
# reached semi
semi <- c("Belgium", "United Kingdom")
# reached final
final <- c('Croatia')
# won
won <- c('France')
```

```{r}
# load library with shapefile
library(maptools)
# load shapefile
data("wrld_simpl")
#keep column 5 only
wrld_simpl <- wrld_simpl[,c(5)]
# rename column
names(wrld_simpl)[1] <- 'Country'
# keep only countries who qualified for the wc
countries <- wrld_simpl[which(wrld_simpl$Country %in% qualified),]
# create dummy column
countries$rank <- 0
# convert to character 
countries$Country <- as.character(countries$Country)
# convert to numeric
countries$rank <- as.numeric(countries$rank)
# apply lists to df
countries$rank[countries$Country %in% groupstage] <- 16 
countries$rank[countries$Country %in% round16] <- 20 
countries$rank[countries$Country %in% quarter] <- 25 
countries$rank[countries$Country %in% semi] <- 29 
countries$rank[countries$Country %in% final] <- 31 
countries$rank[countries$Country %in% won] <- 32 
# explore data structure 
countries@data
```

```{r}
#check map projection - mapbox requires lat&lng
proj4string(countries)
# package for exporting as shapefile
library(rgdal)
# write spatial data as shapefile
writeOGR(countries, ".", "mapbox2", driver="ESRI Shapefile") #also you were missing the 
# get colours based on the red sequential colour scheme
library(RColorBrewer)
my.colours <- brewer.pal(n = 6, name = "Reds")
my.colours
```