Dmitriy Pleshevskiy
b5c2533bc6
feat(cli): implement upgrade database subcommand feat(cli): add available migrations to list subcommand
138 lines
4.3 KiB
Rust
138 lines
4.3 KiB
Rust
#![deny(clippy::all)]
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mod config;
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mod database;
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mod opts;
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mod path;
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use chrono::Local;
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use config::Config;
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use opts::{AppOpt, ApplyCommandOpt, Command, MakeCommandOpt, StructOpt};
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use path::PathBuilder;
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use std::fs;
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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let opt = AppOpt::from_args();
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match opt.command {
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Command::Init => {
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Config::initialize()?;
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}
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Command::Apply(ApplyCommandOpt { file_name }) => {
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let config = Config::read(opt.config)?;
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let mut client = database::connect(&config.database.connection)?;
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let file_path = PathBuilder::from(config.directory_path())
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.append(file_name)
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.default_extension("sql")
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.build();
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let content = fs::read_to_string(file_path)?;
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match database::apply_sql(&mut client, &content) {
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Ok(_) => {
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println!("File was applied successfully")
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}
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Err(err) => {
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println!("{}", err)
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}
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}
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}
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Command::Make(MakeCommandOpt { migration_name }) => {
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let config = Config::read(opt.config)?;
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let now = Local::now().format("%y%m%d%H%M%S");
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let migration_name: String = migration_name
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.to_lowercase()
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.chars()
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.map(|c| match c {
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'0'..='9' | 'a'..='z' => c,
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_ => '_',
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})
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.collect();
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let migration_dir_path = PathBuilder::from(config.migration_dir_path())
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.append(format!("{}_{}", now, migration_name))
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.build();
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if !migration_dir_path.exists() {
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fs::create_dir_all(&migration_dir_path)?;
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}
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let upgrade_migration_path = PathBuilder::from(&migration_dir_path)
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.append("up.sql")
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.build();
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if !upgrade_migration_path.exists() {
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fs::write(upgrade_migration_path, "-- Your SQL goes here\n\n")?;
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}
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let downgrade_migration_path = PathBuilder::from(&migration_dir_path)
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.append("down.sql")
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.build();
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if !downgrade_migration_path.exists() {
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fs::write(
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downgrade_migration_path,
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"-- This file should undo anything in `up.sql`\n\n",
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)?;
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}
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}
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Command::List => {
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let config = Config::read(opt.config)?;
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let mut client = database::connect(&config.database.connection)?;
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let applied_migrations = database::applied_migrations(&mut client)?;
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println!("Applied migrations:");
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if applied_migrations.is_empty() {
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println!("–")
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} else {
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applied_migrations
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.iter()
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.for_each(|name| println!("{}", name));
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}
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let pending_migrations = config.migrations()?
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.into_iter()
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.filter(|m| !applied_migrations.contains(m.name()))
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.collect::<Vec<_>>();
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println!("Pending migrations:");
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if pending_migrations.is_empty() {
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println!("–");
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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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Command::Upgrade => {
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let config = Config::read(opt.config)?;
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let mut client = database::connect(&config.database.connection)?;
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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 migrations.is_empty()
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|| migrations.last().map(|m| m.name()) == applied_migrations.first()
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{
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println!("Up to date");
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} else {
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for m in migrations
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.iter()
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.filter(|m| !applied_migrations.contains(m.name()))
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{
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println!("{}", m.name());
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m.upgrade(&mut client)?;
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}
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}
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}
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Command::Downgrade => {
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unimplemented!();
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}
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}
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Ok(())
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}
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