horizon-sdk 9.0.0

Canonical Rust data access layer for the Horizon platform
Documentation
use chrono::Utc;
use uuid::Uuid;

use crate::types::error::{HorizonError, PostgresError, Result};
use crate::types::model::ElevationAlias;

use super::PostgresRepository;

impl PostgresRepository {
    /// Delete an elevation alias by ID. Returns the number of rows removed.
    pub async fn delete_elevation_alias(&self, id: Uuid) -> Result<u64> {
        let result = sqlx::query!(
            "DELETE FROM horizon_public.elevation_alias WHERE id = $1",
            id
        )
        .execute(&self.pool)
        .await?;
        Ok(result.rows_affected())
    }

    /// Create an elevation alias.
    pub async fn insert_elevation_alias(&self, alias: &ElevationAlias) -> Result<ElevationAlias> {
        let now = Utc::now();
        let org = self.organization_id.or(alias.organization_id);
        Ok(sqlx::query_as!(
            ElevationAlias,
            r#"
            INSERT INTO horizon_public.elevation_alias
                (id, name, description, lower_elevation, upper_elevation,
                 elevation_increment, organization_id, modified_datetime)
            VALUES (COALESCE($1, gen_random_uuid()), $2, $3, $4, $5, $6, $7, $8)
            RETURNING id, created_datetime, modified_datetime,
                      name AS "name?", description, lower_elevation, upper_elevation,
                      elevation_increment, organization_id
            "#,
            alias.id,
            alias.name,
            alias.description,
            alias.lower_elevation,
            alias.upper_elevation,
            alias.elevation_increment,
            org,
            now,
        )
        .fetch_one(&self.pool)
        .await?)
    }

    /// List all elevation alias records.
    pub async fn list_elevation_aliases(&self) -> Result<Vec<ElevationAlias>> {
        Ok(sqlx::query_as!(
            ElevationAlias,
            r#"
            SELECT id, created_datetime, modified_datetime,
                   name AS "name?", description, lower_elevation, upper_elevation,
                   elevation_increment, organization_id
            FROM horizon_public.elevation_alias
            "#,
        )
        .fetch_all(&self.pool)
        .await?)
    }

    /// Read an elevation alias by ID.
    pub async fn read_elevation_alias(&self, id: Uuid) -> Result<Option<ElevationAlias>> {
        Ok(sqlx::query_as!(
            ElevationAlias,
            r#"
            SELECT id, created_datetime, modified_datetime,
                   name AS "name?", description, lower_elevation, upper_elevation,
                   elevation_increment, organization_id
            FROM horizon_public.elevation_alias WHERE id = $1
            "#,
            id,
        )
        .fetch_optional(&self.pool)
        .await?)
    }

    /// Update an existing elevation alias by ID.
    ///
    /// Returns `HorizonError::Postgres(PostgresError::NotFound)` if no row
    /// with the given ID exists. Matches Python `BaseRepository.update()`
    /// semantics.
    pub async fn update_elevation_alias(&self, alias: &ElevationAlias) -> Result<ElevationAlias> {
        let now = Utc::now();
        let org = self.organization_id.or(alias.organization_id);
        let result = sqlx::query_as!(
            ElevationAlias,
            r#"
            UPDATE horizon_public.elevation_alias
            SET
                name = $2,
                description = $3,
                lower_elevation = $4,
                upper_elevation = $5,
                elevation_increment = $6,
                organization_id = $7,
                modified_datetime = $8
            WHERE id = $1
            RETURNING id, created_datetime, modified_datetime,
                      name AS "name?", description, lower_elevation, upper_elevation,
                      elevation_increment, organization_id
            "#,
            alias.id,
            alias.name,
            alias.description,
            alias.lower_elevation,
            alias.upper_elevation,
            alias.elevation_increment,
            org,
            now,
        )
        .fetch_optional(&self.pool)
        .await?;

        result.ok_or_else(|| {
            HorizonError::Postgres(PostgresError::NotFound {
                entity: "elevation_alias".to_owned(),
                id: alias.id.into(),
            })
        })
    }

    /// Insert an elevation alias or update it if a row with the same ID
    /// already exists. Sets `modified_datetime` to now and falls back to the
    /// repository's `organization_id` when the model does not provide one.
    pub async fn upsert_elevation_alias(&self, alias: &ElevationAlias) -> Result<ElevationAlias> {
        let now = Utc::now();
        let org = self.organization_id.or(alias.organization_id);
        Ok(sqlx::query_as!(
            ElevationAlias,
            r#"
            INSERT INTO horizon_public.elevation_alias
                (id, name, description, lower_elevation, upper_elevation,
                 elevation_increment, organization_id, modified_datetime)
            VALUES (COALESCE($1, gen_random_uuid()), $2, $3, $4, $5, $6, $7, $8)
            ON CONFLICT (id) DO UPDATE SET
                name = EXCLUDED.name, description = EXCLUDED.description,
                lower_elevation = EXCLUDED.lower_elevation,
                upper_elevation = EXCLUDED.upper_elevation,
                elevation_increment = EXCLUDED.elevation_increment,
                organization_id = EXCLUDED.organization_id,
                modified_datetime = EXCLUDED.modified_datetime
            RETURNING id, created_datetime, modified_datetime,
                      name AS "name?", description, lower_elevation, upper_elevation,
                      elevation_increment, organization_id
            "#,
            alias.id,
            alias.name,
            alias.description,
            alias.lower_elevation,
            alias.upper_elevation,
            alias.elevation_increment,
            org,
            now,
        )
        .fetch_one(&self.pool)
        .await?)
    }
}