44 lines
1.5 KiB
Crystal
44 lines
1.5 KiB
Crystal
# Mentorenwahl: A fullstack application for assigning mentors to students based on their whishes.
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# Copyright (C) 2022 Dominic Grimm
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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require "clear"
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require "log"
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require "db"
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require "retriable"
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require "./db/*"
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module Backend
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# Database model definitions
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module Db
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extend self
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# Migration UIDs
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MIGRATIONS = {{ run("./macros/migrations.cr", "db/migrations/*.sql").stringify.split("\n") }}
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def init(severity = {% if !flag?(:release) %} ::Log::Severity::Debug {% else %} ::Log::Severity::Info {% end %}) : Nil
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::Log.builder.bind "clear.*", severity, ::Log::IOBackend.new
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Retriable.retry(on: DB::ConnectionRefused, backoff: false) do
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Clear::SQL.init(Backend.config.db.url)
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end
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end
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def schema_up_to_date? : Bool
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MicrateDbVersion.query.last!.version_id == MIGRATIONS.last.to_i64
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end
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end
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end
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