66 lines
2.0 KiB
Rust
66 lines
2.0 KiB
Rust
use crate::app::App;
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use crate::database::migration::filter_pending_migrations;
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use crate::database::prelude::*;
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use crate::database::{DatabaseConnectionManager, Migration, MigrationManager};
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use crate::error::{Error, StdResult};
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const EM_DASH: char = '—';
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pub(crate) fn print_migration_lists(app: &App) -> StdResult<()> {
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let config = app.config()?;
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let applied_migration_names = match config.database.connection_string() {
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Ok(ref database_connection_string) => {
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let mut connection_manager = DatabaseConnectionManager::connect_with_string(
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&config.database,
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database_connection_string,
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)?;
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let conn = connection_manager.connection();
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let migration_manager = MigrationManager::from(&config);
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let applied_migration_names = migration_manager.applied_migration_names(conn)?;
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show_applied_migrations(&applied_migration_names);
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applied_migration_names
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}
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Err(e) if e == Error::MissedEnvVar(String::new()) => {
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eprintln!("WARNING: {}", e);
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eprintln!("WARNING: No connection to database");
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Vec::new()
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}
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Err(e) => panic!("{}", e),
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};
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println!();
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let pending_migrations =
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filter_pending_migrations(config.migrations()?, &applied_migration_names);
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show_pending_migrations(&pending_migrations);
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Ok(())
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}
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fn show_applied_migrations(applied_migration_names: &[String]) {
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println!("Applied migrations:");
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if applied_migration_names.is_empty() {
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println!("{}", EM_DASH);
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} else {
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applied_migration_names
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.iter()
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.rev()
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.for_each(|name| println!("{}", name));
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}
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}
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fn show_pending_migrations(pending_migrations: &[Migration]) {
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println!("Pending migrations:");
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if pending_migrations.is_empty() {
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println!("{}", EM_DASH);
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} else {
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pending_migrations.iter().for_each(|m| {
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println!("{}", m.name());
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});
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}
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}
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