_plot-prep.qmd

```{ojs}
//| output: false

Plot = import("https://esm.sh/@observablehq/plot@0.6.17")
d = transpose(data)

yaml = require("js-yaml")
config_file = FileAttachment("_config.yml").text()
config = yaml.load(config_file)

distinct_cutoff = 10

disc_types = (['string', 'boolean'])
disc_filter = (config?.categorical_vars)
  ? d => config.categorical_vars.includes(d.name)
  : d => disc_types.includes(d.type) && d.numDistinct <= distinct_cutoff && d.numDistinct > 1
disc_vars = vars.filter(disc_filter)
disc_opts = new Map([['', null], ...disc_vars.map(d => [d.label ? d.label : d.name, d.name])])

cont_types = (['integer', 'float', 'date', 'datetime', 'time'])
cont_filter = (config?.numerical_vars)
  ? d => config.numerical_vars.includes(d.name)
  : d => cont_types.includes(d.type) && d.numDistinct > distinct_cutoff
cont_vars = vars.filter(cont_filter)
cont_opts = new Map(cont_vars.map(d => [d.label ? d.label : d.name, d.name]))

x_val = config?.defaults?.x || cont_vars[0].name
y_val = config?.defaults?.y || cont_vars[1].name
color_val = config?.defaults?.color || disc_vars[0].name
```