modelos con propiedad tipo array

migrations/00000000000000_diesel_initial_setup/down.sql

@@ -0,0 +1,6 @@
+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+DROP FUNCTION IF EXISTS diesel_manage_updated_at(_tbl regclass);
+DROP FUNCTION IF EXISTS diesel_set_updated_at();

migrations/00000000000000_diesel_initial_setup/up.sql

@@ -0,0 +1,36 @@
+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+
+
+
+-- Sets up a trigger for the given table to automatically set a column called
+-- `updated_at` whenever the row is modified (unless `updated_at` was included
+-- in the modified columns)
+--
+-- # Example
+--
+-- ```sql
+-- CREATE TABLE users (id SERIAL PRIMARY KEY, updated_at TIMESTAMP NOT NULL DEFAULT NOW());
+--
+-- SELECT diesel_manage_updated_at('users');
+-- ```
+CREATE OR REPLACE FUNCTION diesel_manage_updated_at(_tbl regclass) RETURNS VOID AS $$
+BEGIN
+    EXECUTE format('CREATE TRIGGER set_updated_at BEFORE UPDATE ON %s
+                    FOR EACH ROW EXECUTE PROCEDURE diesel_set_updated_at()', _tbl);
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION diesel_set_updated_at() RETURNS trigger AS $$
+BEGIN
+    IF (
+        NEW IS DISTINCT FROM OLD AND
+        NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at
+    ) THEN
+        NEW.updated_at := current_timestamp;
+    END IF;
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;

migrations/2022-09-12-174911_create_objects/up.sql

@@ -6,5 +6,6 @@ CREATE TABLE object (
     location varchar(100) NOT NULL,
     peso int NOT NULL,
     destino varchar(100),
+    condiciones text[] NOT NULL default '{}',
     CONSTRAINT PK_Object PRIMARY KEY (tag)
 )

migrations/2022-09-12-175351_populate_object/up.sql

@@ -1,10 +1,10 @@
 INSERT INTO object
-(tag, tipo, nombre, descripcion, location, peso, destino)
+(tag, tipo, nombre, descripcion, location, peso, destino, condiciones)
 VALUES 
-('o0', 'item', 'palanca', 'Trozo de metal, servirá como palanca', '0', 0, NULL),
+('o0', 'item', 'palanca', 'Trozo de metal, servirá como palanca', '0', 0, NULL, '{}'),
-('o1', 'item', 'calmantes', 'Calmantes, sirven para el dolor', '2', 0, NULL),
+('o1', 'item', 'calmantes', 'Calmantes, sirven para el dolor', '2', 0, NULL, '{}'),
-('s0sn', 'salida', 'norte', 'Puerta automática.', '0', 0, '1'),
+('s0sn', 'salida', 'norte', 'Puerta automática.', '0', 0, '1', '{"open"}'),
-('s1ss', 'salida', 'sur', 'Puerta automática.', '1', 0, '0'),
+('s1ss', 'salida', 'sur', 'Puerta automática.', '1', 0, '0', '{"open"}'),
-('s1se', 'salida', 'este', 'Pasillo.', '1', 0, '2'),
+('s1se', 'salida', 'este', 'Pasillo.', '1', 0, '2', '{}'),
-('s2so', 'salida', 'oeste', 'Pasillo.', '2', 0, '1');
+('s2so', 'salida', 'oeste', 'Pasillo.', '2', 0, '1', '{}');
 

src/models.rs

@@ -21,6 +21,7 @@ pub struct RObject {
     pub location: String,
     pub peso: i32,
     pub destino: Option<String>,
+    pub condiciones: Vec<Option<String>>,
 }
 
 #[derive(Queryable, Insertable, AsChangeset)]

src/schema.rs

@@ -29,6 +29,7 @@ diesel::table! {
         location -> Varchar,
         peso -> Int4,
         destino -> Nullable<Varchar>,
+        condiciones -> Array<Nullable<Text>>,
     }
 }