Implement label templates with default ZPL template [SCI-5902]

.rubocop.yml

@@ -351,7 +351,7 @@ Metrics/AbcSize:
   Enabled: false
 
 Metrics/BlockLength:
-  ExcludedMethods: ['describe', 'context']
+  IgnoredMethods: ['describe', 'context']
 
 Metrics/ClassLength:
   Enabled: false

app/models/label_template.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+class LabelTemplate < ApplicationRecord
+  enum language_type: { zpl: 0 }
+  validates :name, presence: true
+  validates :size, presence: true
+  validates :content, presence: true
+
+  def render(locals)
+    locals.reduce(content.dup) do |rendered_content, (key, value)|
+      rendered_content.gsub!(/\{\{#{key}\}\}/, value.to_s)
+    end
+  end
+end

db/migrate/20210716124649_create_label_templates.rb

@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+class LabelTemplate < ApplicationRecord
+  enum language_type: { zpl: 0 }
+end
+
+class CreateLabelTemplates < ActiveRecord::Migration[6.1]
+  def change
+    create_table :label_templates do |t|
+      t.string :name, null: false
+      t.text :content, null: false
+      t.integer :language_type, index: true
+      t.boolean :default, default: false, null: false
+      t.string :size
+
+      t.timestamps
+    end
+
+    LabelTemplate.create(
+      name: 'SciNote Item',
+      size: '1" x 0.5" / 25.4mm x 12.7mm',
+      language_type: :zpl,
+      default: true,
+      content:
+        <<~HEREDOC
+          ^XA
+          ^CF0,14
+          ^FO10,10^FD{{item_id}}^FS
+          ^FO10,10^BY1,2.0,20^BQN,2,3^FDMA{{item_id}}^FS
+          ^FO80,33^FB100,4,0,L^FD{{item_name}}^FS^FS
+          ^XZ
+        HEREDOC
+    )
+  end
+end

db/structure.sql

@@ -555,6 +555,41 @@ CREATE SEQUENCE public.experiments_id_seq
 ALTER SEQUENCE public.experiments_id_seq OWNED BY public.experiments.id;
 
 
+--
+-- Name: label_templates; Type: TABLE; Schema: public; Owner: -
+--
+
+CREATE TABLE public.label_templates (
+    id bigint NOT NULL,
+    name character varying NOT NULL,
+    content text NOT NULL,
+    language_type integer,
+    "default" boolean DEFAULT false NOT NULL,
+    size character varying,
+    created_at timestamp(6) without time zone NOT NULL,
+    updated_at timestamp(6) without time zone NOT NULL
+);
+
+
+--
+-- Name: label_templates_id_seq; Type: SEQUENCE; Schema: public; Owner: -
+--
+
+CREATE SEQUENCE public.label_templates_id_seq
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+
+--
+-- Name: label_templates_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: -
+--
+
+ALTER SEQUENCE public.label_templates_id_seq OWNED BY public.label_templates.id;
+
+
 --
 -- Name: my_module_groups; Type: TABLE; Schema: public; Owner: -
 --
@@ -2974,6 +3009,13 @@ ALTER TABLE ONLY public.delayed_jobs ALTER COLUMN id SET DEFAULT nextval('public
 ALTER TABLE ONLY public.experiments ALTER COLUMN id SET DEFAULT nextval('public.experiments_id_seq'::regclass);
 
 
+--
+-- Name: label_templates id; Type: DEFAULT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.label_templates ALTER COLUMN id SET DEFAULT nextval('public.label_templates_id_seq'::regclass);
+
+
 --
 -- Name: my_module_groups id; Type: DEFAULT; Schema: public; Owner: -
 --
@@ -3540,6 +3582,14 @@ ALTER TABLE ONLY public.experiments
     ADD CONSTRAINT experiments_pkey PRIMARY KEY (id);
 
 
+--
+-- Name: label_templates label_templates_pkey; Type: CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.label_templates
+    ADD CONSTRAINT label_templates_pkey PRIMARY KEY (id);
+
+
 --
 -- Name: my_module_groups my_module_groups_pkey; Type: CONSTRAINT; Schema: public; Owner: -
 --
@@ -4391,6 +4441,13 @@ CREATE INDEX index_experiments_on_project_id ON public.experiments USING btree (
 CREATE INDEX index_experiments_on_restored_by_id ON public.experiments USING btree (restored_by_id);
 
 
+--
+-- Name: index_label_templates_on_language_type; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE INDEX index_label_templates_on_language_type ON public.label_templates USING btree (language_type);
+
+
 --
 -- Name: index_my_module_groups_on_created_by_id; Type: INDEX; Schema: public; Owner: -
 --
@@ -7250,6 +7307,8 @@ INSERT INTO "schema_migrations" (version) VALUES
 ('20210407143303'),
 ('20210410100006'),
 ('20210506125657'),
-('20210622101238');
+('20210622101238'),
+('20210715125349'),
+('20210716124649');