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feat: functions to convert unix epoch to fil epoch #252

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merged 5 commits into from
Nov 24, 2020
Merged

feat: functions to convert unix epoch to fil epoch #252

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4291fb8
feat: functions to convert unix epoch to fil epoch
olizilla Nov 19, 2020
9bf1db7
chore: fix bad downers
olizilla Nov 19, 2020
d7099a8
chore: consistent indentation pls
olizilla Nov 19, 2020
50cffbc
Merge remote-tracking branch 'origin/master' into olizilla/height-fun
olizilla Nov 24, 2020
f47923b
chore: renumber to 21
olizilla Nov 24, 2020
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26 changes: 26 additions & 0 deletions storage/migrations/21_height_functions.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,26 @@
package migrations

import (
"github.com/go-pg/migrations/v8"
)

// Schema version 21 adds helper functions to convert from unix epoch to fil epoch

func init() {
up := batch(`
CREATE OR REPLACE FUNCTION public.unix_to_height(unix_epoch bigint) RETURNS bigint AS $$
SELECT ((unix_epoch - 1598306400) / 30)::bigint;
$$ LANGUAGE SQL;
CREATE OR REPLACE FUNCTION public.height_to_unix(fil_epoch bigint) RETURNS bigint AS $$
SELECT ((fil_epoch * 30) + 1598306400)::bigint;
$$ LANGUAGE SQL;
`)

down := batch(`
DROP FUNCTION IF EXISTS public.unix_to_height;
DROP FUNCTION IF EXISTS public.height_to_unix;
`)

migrations.MustRegisterTx(up, down)
}