Add entity customer numbers and scope APIs via selected company.

Entity gets an optional unique-per-company number with allocate/peek/isNumberFree helpers. Company-scoped store methods no longer take companyId and resolve google_auth.selected_company instead.

src/schema.js

@@ -158,6 +158,7 @@ BEGIN
         customergroup_id INT NOT NULL,
         first_name NVARCHAR(255) NULL,
         name NVARCHAR(255) NOT NULL,
+        [number] NVARCHAR(100) NULL,
         created_at DATETIME2 NOT NULL CONSTRAINT DF_entity_created_at DEFAULT SYSUTCDATETIME(),
         updated_at DATETIME2 NOT NULL CONSTRAINT DF_entity_updated_at DEFAULT SYSUTCDATETIME(),
         CONSTRAINT FK_entity_customergroup FOREIGN KEY (customergroup_id) REFERENCES customergroup(id) ON DELETE CASCADE
@@ -165,6 +166,35 @@ BEGIN
 END
 `;
 
+/** Unique (company_id, number) for non-null entity numbers via customergroup. */
+export const INIT_ENTITY_COMPANY_NUMBER_UQ = `
+IF OBJECT_ID(N'dbo.v_entity_company_number', N'V') IS NULL
+BEGIN
+    EXEC('
+    CREATE VIEW dbo.v_entity_company_number
+    WITH SCHEMABINDING
+    AS
+    SELECT
+        e.id AS entity_id,
+        cg.company_id,
+        e.[number]
+    FROM dbo.entity AS e
+    INNER JOIN dbo.customergroup AS cg ON cg.id = e.customergroup_id
+    WHERE e.[number] IS NOT NULL
+    ');
+END
+
+IF NOT EXISTS (
+    SELECT 1 FROM sys.indexes
+    WHERE name = N'UQ_entity_company_number'
+      AND object_id = OBJECT_ID(N'dbo.v_entity_company_number')
+)
+BEGIN
+    CREATE UNIQUE CLUSTERED INDEX UQ_entity_company_number
+    ON dbo.v_entity_company_number (company_id, [number]);
+END
+`;
+
 export const INIT_ENTITYADDRESS = `
 IF NOT EXISTS (SELECT * FROM sys.tables WHERE name = 'entityaddress')
 BEGIN
@@ -601,6 +631,43 @@ END
 ');
 `;
 
+// EXEC dbo.peeknextnumberwithprefixandpadding
+//   @company_id = 1, @type = N'entity', @value = @n OUTPUT;
+export const INIT_PEEK_NEXT_NUMBER_WITH_PREFIX_AND_PADDING = `
+IF OBJECT_ID(N'dbo.peeknextnumberwithprefixandpadding', N'P') IS NOT NULL
+    DROP PROCEDURE dbo.peeknextnumberwithprefixandpadding;
+
+EXEC('
+CREATE PROCEDURE dbo.peeknextnumberwithprefixandpadding
+    @company_id INT,
+    @type NVARCHAR(100),
+    @value NVARCHAR(100) OUTPUT
+AS
+BEGIN
+    SET NOCOUNT ON;
+
+    DECLARE @prefix NVARCHAR(50);
+    DECLARE @padding INT;
+    DECLARE @num INT;
+
+    SELECT
+        @prefix = n.prefix,
+        @padding = n.padding,
+        @num = n.[next]
+    FROM numbers n WITH (UPDLOCK, ROWLOCK)
+    WHERE n.company_id = @company_id AND n.[type] = @type;
+
+    IF @@ROWCOUNT = 0
+        THROW 50000, ''Number type not found for company'', 1;
+
+    SET @value = @prefix + CASE
+        WHEN @padding > 0 THEN RIGHT(REPLICATE(''0'', @padding) + CAST(@num AS NVARCHAR(20)), @padding)
+        ELSE CAST(@num AS NVARCHAR(20))
+    END;
+END
+');
+`;
+
 export const INIT_COMPANYUSER = `
 IF NOT EXISTS (SELECT * FROM sys.tables WHERE name = 'companyuser')
 BEGIN
@@ -686,6 +753,7 @@ export const SCHEMA_SCRIPTS = [
   INIT_CUSTOMERGROUP,
   INIT_COMPANY_POS_CUSTOMERGROUP_FK,
   INIT_ENTITY,
+  INIT_ENTITY_COMPANY_NUMBER_UQ,
   INIT_ENTITYADDRESS,
   INIT_ENTITYCONTACT,
   INIT_UNIT,
@@ -709,6 +777,7 @@ export const SCHEMA_SCRIPTS = [
   INIT_LEDGER,
   INIT_NUMBERS,
   INIT_GET_NEXT_NUMBER_WITH_PREFIX_AND_PADDING,
+  INIT_PEEK_NEXT_NUMBER_WITH_PREFIX_AND_PADDING,
   INIT_COMPANYUSER,
   INIT_ARTICLEHISTORY,
   INIT_ENTITYHISTORY,