Neither government nor special committee have established a practical proportional representation. But the BC Citizens Assembly has. It received expert veteran checking from Dr James Gilmour, asked by Iceland to conduct STV elections to their special assembly.
Canada itself used STV/PR for some 30 years in 4 cities provincial elections and for up to 50 years in some municipal city elections. 
Richard Lung: “Democracy Science” with links to 3 free e-books on election method and science.