From 313a7d5333a08803baa5175ca28dafebe2c5e543 Mon Sep 17 00:00:00 2001
From: Bogdan Crisan <bogdan@crbl.studio>
Date: Wed, 10 Apr 2024 20:00:43 +0200
Subject: [PATCH] fix tickers

---
 .../2024-04-10-175509_fix_tickers/down.sql    | 29 ++++++++++++++++
 .../2024-04-10-175509_fix_tickers/up.sql      | 33 +++++++++++++++++++
 2 files changed, 62 insertions(+)
 create mode 100644 src/rust/dbv2/migrations/2024-04-10-175509_fix_tickers/down.sql
 create mode 100644 src/rust/dbv2/migrations/2024-04-10-175509_fix_tickers/up.sql

diff --git a/src/rust/dbv2/migrations/2024-04-10-175509_fix_tickers/down.sql b/src/rust/dbv2/migrations/2024-04-10-175509_fix_tickers/down.sql
new file mode 100644
index 00000000..192dba24
--- /dev/null
+++ b/src/rust/dbv2/migrations/2024-04-10-175509_fix_tickers/down.sql
@@ -0,0 +1,29 @@
+-- This file should undo anything in `up.sql`
+CREATE OR REPLACE FUNCTION api.get_market_best_ask_price (market_id numeric) RETURNS NUMERIC AS $$
+    SELECT min_ask
+    FROM aggregator.spreads
+    WHERE market_id = $1
+    ORDER BY "time" DESC
+    LIMIT 1
+$$ LANGUAGE SQL;
+
+
+CREATE OR REPLACE FUNCTION api.get_market_best_bid_price (market_id numeric) RETURNS NUMERIC AS $$
+    SELECT max_bid
+    FROM aggregator.spreads
+    WHERE market_id = $1
+    ORDER BY "time" DESC
+    LIMIT 1
+$$ LANGUAGE SQL;
+
+
+CREATE OR REPLACE FUNCTION api.get_market_liquidity (market_id numeric, depth numeric) RETURNS NUMERIC AS $$
+    SELECT (amount_ask_ticks + amount_bid_ticks) / (SELECT tick_size FROM market_registration_events WHERE market_id = $1)
+    FROM aggregator.liquidity
+    WHERE group_id = (
+        SELECT group_id FROM aggregator.liquidity_groups WHERE name = 'all' AND market_id = $1
+    )
+    AND bps_times_ten = $2 * 10
+    ORDER BY "time" DESC
+    LIMIT 1;
+$$ LANGUAGE SQL;
diff --git a/src/rust/dbv2/migrations/2024-04-10-175509_fix_tickers/up.sql b/src/rust/dbv2/migrations/2024-04-10-175509_fix_tickers/up.sql
new file mode 100644
index 00000000..2048b3e8
--- /dev/null
+++ b/src/rust/dbv2/migrations/2024-04-10-175509_fix_tickers/up.sql
@@ -0,0 +1,33 @@
+-- Your SQL goes here
+GRANT SELECT ON api.liquidity TO web_anon;
+GRANT SELECT ON api.liquidity_groups TO web_anon;
+
+
+CREATE OR REPLACE FUNCTION api.get_market_best_ask_price (market_id numeric) RETURNS NUMERIC AS $$
+    SELECT min_ask
+    FROM api.spreads
+    WHERE market_id = $1
+    ORDER BY "time" DESC
+    LIMIT 1
+$$ LANGUAGE SQL;
+
+
+CREATE OR REPLACE FUNCTION api.get_market_best_bid_price (market_id numeric) RETURNS NUMERIC AS $$
+    SELECT max_bid
+    FROM api.spreads
+    WHERE market_id = $1
+    ORDER BY "time" DESC
+    LIMIT 1
+$$ LANGUAGE SQL;
+
+
+CREATE OR REPLACE FUNCTION api.get_market_liquidity (market_id numeric, depth numeric) RETURNS NUMERIC AS $$
+    SELECT (amount_ask_ticks + amount_bid_ticks) / (SELECT tick_size FROM market_registration_events WHERE market_id = $1)
+    FROM api.liquidity
+    WHERE group_id = (
+        SELECT group_id FROM api.liquidity_groups WHERE name = 'all' AND market_id = $1
+    )
+    AND bps_times_ten = $2 * 10
+    ORDER BY "time" DESC
+    LIMIT 1;
+$$ LANGUAGE SQL;