24 lines
753 B
Rust
24 lines
753 B
Rust
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use crate::config::Config;
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use crate::database;
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use crate::StdResult;
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pub(crate) fn downgrade_applied_migrations(config: Config) -> StdResult<()> {
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let database_connection_string = &config.database_connection_string()?;
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let mut client = database::connect(database_connection_string)?;
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let applied_migrations = database::applied_migrations(&mut client)?;
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let migrations = config.migrations()?;
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if let Some(first_applied_migration) = applied_migrations.first() {
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if let Some(migration) = migrations
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.iter()
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.find(|m| m.name() == first_applied_migration)
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{
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println!("downgrade {}...", migration.name());
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migration.downgrade(&mut client)?;
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}
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}
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Ok(())
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}
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