lib

farm.rs (6033B)

---

 use radroots_replica_schema::farm::{
     Farm, FarmQueryBindValues, IFarmCreate, IFarmCreateResolve, IFarmDelete, IFarmDeleteResolve,
     IFarmFieldsFilter, IFarmFindMany, IFarmFindManyResolve, IFarmFindOne, IFarmFindOneResolve,
     IFarmUpdate, IFarmUpdateResolve,
 };
 use radroots_replica_schema::{ReplicaSchemaError, ReplicaSchemaResult, ReplicaSchemaResultList};
 use radroots_sql_core::error::SqlError;
 use radroots_sql_core::{SqlExecutor, utils};
 use serde_json::Value;
 
 const TABLE_NAME: &str = "farm";
 
 pub fn create(
     exec: &dyn SqlExecutor,
     opts: &IFarmCreate,
 ) -> Result<IFarmCreateResolve, ReplicaSchemaError<SqlError>> {
     let field_map = utils::to_object_map(opts).expect("farm create fields serialize");
     let id = utils::uuidv4();
     let now = utils::time_created_on();
     let meta: [(&str, Value); 3] = [
         ("id", Value::from(id.clone())),
         ("created_at", Value::from(now.clone())),
         ("updated_at", Value::from(now.clone())),
     ];
     let (sql, bind_values) = utils::build_insert_query_with_meta(TABLE_NAME, &meta, &field_map);
     let params_json =
         utils::to_params_json(bind_values).expect("farm create bind params serialize");
     let _ = exec.exec(&sql, &params_json)?;
     let on = FarmQueryBindValues::Id { id: id.clone() };
     let result = find_one_by_on(exec, &on)?
         .ok_or(ReplicaSchemaError::from(SqlError::NotFound(id.clone())))?;
     Ok(ReplicaSchemaResult { result })
 }
 
 pub fn find_one(
     exec: &dyn SqlExecutor,
     opts: &IFarmFindOne,
 ) -> Result<IFarmFindOneResolve, ReplicaSchemaError<SqlError>> {
     let result = match opts {
         IFarmFindOne::On(args) => find_one_by_on(exec, &args.on)?,
     };
     Ok(ReplicaSchemaResult { result })
 }
 
 pub fn find_many(
     exec: &dyn SqlExecutor,
     opts: &IFarmFindMany,
 ) -> Result<IFarmFindManyResolve, ReplicaSchemaError<SqlError>> {
     let results = find_many_filter(exec, &opts.filter)?;
     Ok(ReplicaSchemaResultList { results })
 }
 
 fn find_many_filter(
     exec: &dyn SqlExecutor,
     filter: &Option<IFarmFieldsFilter>,
 ) -> Result<Vec<Farm>, ReplicaSchemaError<SqlError>> {
     let (sql, bind_values) = utils::build_select_query_with_meta(TABLE_NAME, filter.as_ref());
     let params_json =
         utils::to_params_json(bind_values).expect("farm find_many bind params serialize");
     let json = exec.query_raw(&sql, &params_json)?;
     let rows: Vec<Farm> = utils::parse_json(&json)?;
     Ok(rows)
 }
 
 fn find_one_by_on(
     exec: &dyn SqlExecutor,
     on: &FarmQueryBindValues,
 ) -> Result<Option<Farm>, ReplicaSchemaError<SqlError>> {
     let (column, value) = on.to_filter_param();
     let sql = format!("SELECT * FROM {TABLE_NAME} WHERE {column} = ? LIMIT 1;");
     let params_json =
         utils::to_params_json(vec![value]).expect("farm find_one bind params serialize");
     let json = exec.query_raw(&sql, &params_json)?;
     let mut rows: Vec<Farm> = utils::parse_json(&json)?;
     Ok(rows.pop())
 }
 
 fn select_by_id(exec: &dyn SqlExecutor, id: &str) -> Result<Farm, ReplicaSchemaError<SqlError>> {
     let params_json = utils::to_params_json(vec![Value::from(id.to_owned())])
         .expect("farm select_by_id bind params serialize");
     let sql = format!("SELECT * FROM {TABLE_NAME} WHERE id = ?;");
     let json = exec.query_raw(&sql, &params_json)?;
     let mut rows: Vec<Farm> = utils::parse_json(&json)?;
     rows.pop()
         .ok_or(ReplicaSchemaError::from(SqlError::NotFound(id.to_owned())))
 }
 
 pub fn update(
     exec: &dyn SqlExecutor,
     opts: &IFarmUpdate,
 ) -> Result<IFarmUpdateResolve, ReplicaSchemaError<SqlError>> {
     let mut updates =
         utils::to_partial_object_map(&opts.fields).expect("farm update fields serialize");
     if updates.is_empty() {
         return Err(ReplicaSchemaError::from(SqlError::InvalidArgument(
             String::from("no fields to update"),
         )));
     }
     updates.insert(
         String::from("updated_at"),
         Value::from(utils::time_created_on()),
     );
     let mut set_parts = Vec::with_capacity(updates.len());
     let mut bind_values = Vec::with_capacity(updates.len() + 1);
     for (column, value) in updates {
         set_parts.push(format!("{column} = ?"));
         bind_values.push(utils::to_db_bind_value(&value));
     }
     let id_for_lookup = match opts.on.primary_key() {
         Some(id) => id,
         None => {
             let found = find_one_by_on(exec, &opts.on)?;
             let model = found.ok_or(ReplicaSchemaError::from(SqlError::NotFound(
                 opts.on.lookup_key(),
             )))?;
             model.id
         }
     };
     bind_values.push(Value::from(id_for_lookup.clone()));
     let sql = format!(
         "UPDATE {TABLE_NAME} SET {} WHERE id = ?;",
         set_parts.join(", ")
     );
     let params_json =
         utils::to_params_json(bind_values).expect("farm update bind params serialize");
     let _ = exec.exec(&sql, &params_json)?;
     let updated = select_by_id(exec, &id_for_lookup)?;
     Ok(ReplicaSchemaResult { result: updated })
 }
 
 pub fn delete(
     exec: &dyn SqlExecutor,
     opts: &IFarmDelete,
 ) -> Result<IFarmDeleteResolve, ReplicaSchemaError<SqlError>> {
     let id_for_lookup = match opts {
         IFarmDelete::On(args) => match args.on.primary_key() {
             Some(id) => id,
             None => {
                 let found = find_one_by_on(exec, &args.on)?;
                 let model = found.ok_or(ReplicaSchemaError::from(SqlError::NotFound(
                     args.on.lookup_key(),
                 )))?;
                 model.id
             }
         },
     };
     let params_json = utils::to_params_json(vec![Value::from(id_for_lookup.clone())])
         .expect("farm delete bind params serialize");
     let sql = format!("DELETE FROM {TABLE_NAME} WHERE id = ?;");
     let outcome = exec.exec(&sql, &params_json)?;
     if outcome.changes == 0 {
         return Err(ReplicaSchemaError::from(SqlError::NotFound(
             id_for_lookup.clone(),
         )));
     }
     Ok(ReplicaSchemaResult {
         result: id_for_lookup,
     })
 }