source("/home/ion606/Desktop/Homework/Data Analytics/Assignments/Assignment II/R/00_utils.R")
ctx <- jsonlite::fromJSON("/home/ion606/Desktop/Homework/Data Analytics/Assignments/Assignment II/output/ctx.json")
df <- suppressMessages(readr::read_csv(ctx$data, show_col_types = FALSE))

set.seed(42)
knn1 <- run_knn(df, ctx$region_col, ctx$knn1, ctx$k, "model A", ctx$fig_dir)
knn2 <- run_knn(df, ctx$region_col, ctx$knn2, ctx$k, "model B", ctx$fig_dir)

ctx$knn <- list(knn1, knn2)
writeLines(jsonlite::toJSON(ctx, pretty = TRUE, auto_unbox = TRUE), "/home/ion606/Desktop/Homework/Data Analytics/Assignments/Assignment II/output/ctx.json")
message("knn done")