Refactor data layer, add business layer

2026-02-16 10:42:08 +00:00 · 2026-01-13 00:13:39 -05:00
parent c928ddecb5
commit 43dcf0844d
38 changed files with 576 additions and 586 deletions
--- a/DataLayer/scripts/schema/schema.sql
+++ b/DataLayer/scripts/schema/schema.sql
@@ -0,0 +1,551 @@
+-- ----------------------------------------------------------------------------
+-- ----------------------------------------------------------------------------
+
+-- USE master;
+
+-- IF EXISTS (SELECT name
+-- FROM sys.databases
+-- WHERE name = N'Biergarten')
+-- BEGIN
+--     ALTER DATABASE Biergarten SET SINGLE_USER WITH ROLLBACK IMMEDIATE;
+-- END
+
+-- DROP DATABASE IF EXISTS Biergarten;
+
+-- CREATE DATABASE Biergarten;
+
+
+-- ----------------------------------------------------------------------------
+-- ----------------------------------------------------------------------------
+
+CREATE TABLE dbo.UserAccount
+(
+    UserAccountID UNIQUEIDENTIFIER
+        CONSTRAINT DF_UserAccountID	DEFAULT NEWID(),
+
+    Username VARCHAR(64) NOT NULL,
+
+    FirstName NVARCHAR(128) NOT NULL,
+
+    LastName NVARCHAR(128) NOT NULL,
+
+    Email VARCHAR(128) NOT NULL,
+
+    CreatedAt DATETIME NOT NULL
+        CONSTRAINT DF_UserAccount_CreatedAt DEFAULT GETDATE(),
+
+    UpdatedAt DATETIME,
+
+    DateOfBirth DATETIME NOT NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_UserAccount 
+        PRIMARY KEY (UserAccountID),
+
+    CONSTRAINT AK_Username
+        UNIQUE (Username),
+
+    CONSTRAINT AK_Email
+        UNIQUE (Email)
+
+);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE Photo -- All photos must be linked to a user account, you cannot delete a user account if they have uploaded photos
+(
+    PhotoID UNIQUEIDENTIFIER
+        CONSTRAINT DF_PhotoID DEFAULT NEWID(),
+
+    Hyperlink NVARCHAR(256),
+    -- storage is handled via filesystem or cloud service
+
+    UploadedByID UNIQUEIDENTIFIER NOT NULL,
+
+    UploadedAt DATETIME NOT NULL
+        CONSTRAINT DF_Photo_UploadedAt DEFAULT GETDATE(),
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_Photo
+        PRIMARY KEY (PhotoID),
+
+    CONSTRAINT FK_Photo_UploadedBy
+        FOREIGN KEY (UploadedByID)
+        REFERENCES UserAccount(UserAccountID)
+        ON DELETE NO ACTION
+);
+
+CREATE NONCLUSTERED INDEX IX_Photo_UploadedByID
+    ON Photo(UploadedByID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE UserAvatar -- delete avatar photo when user account is deleted
+(
+    UserAvatarID UNIQUEIDENTIFIER
+        CONSTRAINT DF_UserAvatarID DEFAULT NEWID(),
+
+    UserAccountID UNIQUEIDENTIFIER NOT NULL,
+
+    PhotoID UNIQUEIDENTIFIER NOT NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_UserAvatar PRIMARY KEY (UserAvatarID),
+
+    CONSTRAINT FK_UserAvatar_UserAccount
+        FOREIGN KEY (UserAccountID)
+        REFERENCES UserAccount(UserAccountID)
+        ON DELETE CASCADE,
+
+    CONSTRAINT FK_UserAvatar_PhotoID
+        FOREIGN KEY (PhotoID)
+        REFERENCES Photo(PhotoID),
+
+    CONSTRAINT AK_UserAvatar_UserAccountID
+        UNIQUE (UserAccountID)
+)
+
+CREATE NONCLUSTERED INDEX IX_UserAvatar_UserAccount
+    ON UserAvatar(UserAccountID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE UserVerification -- delete verification data when user account is deleted
+(
+    UserVerificationID UNIQUEIDENTIFIER
+        CONSTRAINT DF_UserVerificationID DEFAULT NEWID(),
+
+    UserAccountID UNIQUEIDENTIFIER NOT NULL,
+
+    VerificationDateTime DATETIME NOT NULL
+        CONSTRAINT DF_VerificationDateTime 
+        DEFAULT GETDATE(),
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_UserVerification 
+        PRIMARY KEY (UserVerificationID),
+
+    CONSTRAINT FK_UserVerification_UserAccount 
+        FOREIGN KEY (UserAccountID) 
+        REFERENCES UserAccount(UserAccountID)
+        ON DELETE CASCADE,
+
+    CONSTRAINT AK_UserVerification_UserAccountID
+        UNIQUE (UserAccountID)
+);
+
+CREATE NONCLUSTERED INDEX IX_UserVerification_UserAccount
+    ON UserVerification(UserAccountID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE UserCredential -- delete credentials when user account is deleted
+(
+    UserCredentialID UNIQUEIDENTIFIER
+        CONSTRAINT DF_UserCredentialID DEFAULT NEWID(),
+
+    UserAccountID UNIQUEIDENTIFIER NOT NULL,
+
+    CreatedAt DATETIME
+        CONSTRAINT DF_UserCredential_CreatedAt DEFAULT GETDATE() NOT NULL,
+
+    Expiry DATETIME
+        CONSTRAINT DF_UserCredential_Expiry DEFAULT DATEADD(DAY, 90, GETDATE()) NOT NULL,
+
+    Hash NVARCHAR(MAX) NOT NULL,
+    -- uses argon2
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_UserCredential
+        PRIMARY KEY (UserCredentialID),
+
+    CONSTRAINT FK_UserCredential_UserAccount
+        FOREIGN KEY (UserAccountID)
+        REFERENCES UserAccount(UserAccountID)
+        ON DELETE CASCADE,
+
+    CONSTRAINT AK_UserCredential_UserAccountID
+        UNIQUE (UserAccountID)
+);
+
+CREATE NONCLUSTERED INDEX IX_UserCredential_UserAccount
+    ON UserCredential(UserAccountID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE UserFollow
+(
+    UserFollowID UNIQUEIDENTIFIER
+        CONSTRAINT DF_UserFollowID DEFAULT NEWID(),
+
+    UserAccountID UNIQUEIDENTIFIER NOT NULL,
+
+    FollowingID UNIQUEIDENTIFIER NOT NULL,
+
+    CreatedAt DATETIME
+        CONSTRAINT DF_UserFollow_CreatedAt DEFAULT GETDATE() NOT NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_UserFollow
+        PRIMARY KEY (UserFollowID),
+
+    CONSTRAINT FK_UserFollow_UserAccount
+        FOREIGN KEY (UserAccountID) 
+        REFERENCES UserAccount(UserAccountID),
+
+    CONSTRAINT FK_UserFollow_UserAccountFollowing
+        FOREIGN KEY (FollowingID)
+        REFERENCES UserAccount(UserAccountID),
+
+    CONSTRAINT CK_CannotFollowOwnAccount
+        CHECK (UserAccountID != FollowingID)
+);
+
+CREATE NONCLUSTERED INDEX IX_UserFollow_UserAccount_FollowingID 
+    ON UserFollow(UserAccountID, FollowingID);
+
+CREATE NONCLUSTERED INDEX IX_UserFollow_FollowingID_UserAccount
+    ON UserFollow(FollowingID, UserAccountID);
+
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE Country
+(
+    CountryID UNIQUEIDENTIFIER
+        CONSTRAINT DF_CountryID DEFAULT NEWID(),
+
+    CountryName NVARCHAR(100) NOT NULL,
+
+    ISO3616_1 CHAR(2) NOT NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_Country
+        PRIMARY KEY (CountryID),
+
+    CONSTRAINT AK_Country_ISO3616_1
+       UNIQUE (ISO3616_1)
+);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE StateProvince
+(
+    StateProvinceID UNIQUEIDENTIFIER
+        CONSTRAINT DF_StateProvinceID DEFAULT NEWID(),
+
+    StateProvinceName NVARCHAR(100) NOT NULL,
+
+    ISO3616_2 CHAR(6) NOT NULL,
+    -- eg 'US-CA' for California, 'CA-ON' for Ontario
+
+    CountryID UNIQUEIDENTIFIER NOT NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_StateProvince
+        PRIMARY KEY (StateProvinceID),
+
+    CONSTRAINT AK_StateProvince_ISO3616_2
+        UNIQUE (ISO3616_2),
+
+    CONSTRAINT FK_StateProvince_Country
+        FOREIGN KEY (CountryID)
+        REFERENCES Country(CountryID)
+);
+
+CREATE NONCLUSTERED INDEX IX_StateProvince_Country
+    ON StateProvince(CountryID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE City
+(
+    CityID UNIQUEIDENTIFIER
+        CONSTRAINT DF_CityID DEFAULT NEWID(),
+
+    CityName NVARCHAR(100) NOT NULL,
+
+    StateProvinceID UNIQUEIDENTIFIER NOT NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_City
+        PRIMARY KEY (CityID),
+
+    CONSTRAINT FK_City_StateProvince
+        FOREIGN KEY (StateProvinceID)
+        REFERENCES StateProvince(StateProvinceID)
+);
+
+CREATE NONCLUSTERED INDEX IX_City_StateProvince
+    ON City(StateProvinceID);
+
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE BreweryPost -- A user cannot be deleted if they have a post
+(
+    BreweryPostID UNIQUEIDENTIFIER
+        CONSTRAINT DF_BreweryPostID DEFAULT NEWID(),
+
+    PostedByID UNIQUEIDENTIFIER NOT NULL,
+
+    Description NVARCHAR(512) NOT NULL,
+
+    CreatedAt DATETIME NOT NULL
+        CONSTRAINT DF_BreweryPost_CreatedAt DEFAULT GETDATE(),
+
+    UpdatedAt DATETIME NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_BreweryPost 
+        PRIMARY KEY (BreweryPostID),
+
+    CONSTRAINT FK_BreweryPost_UserAccount
+        FOREIGN KEY (PostedByID)
+        REFERENCES UserAccount(UserAccountID)
+        ON DELETE NO ACTION,
+
+)
+
+CREATE NONCLUSTERED INDEX IX_BreweryPost_PostedByID
+    ON BreweryPost(PostedByID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+CREATE TABLE BreweryPostLocation (
+    BreweryPostLocationID UNIQUEIDENTIFIER
+        CONSTRAINT DF_BreweryPostLocationID DEFAULT NEWID(),
+
+    BreweryPostID UNIQUEIDENTIFIER NOT NULL,
+
+    AddressLine1 NVARCHAR(256) NOT NULL,
+
+    AddressLine2 NVARCHAR(256),
+
+    PostalCode NVARCHAR(20) NOT NULL,
+
+    CityID UNIQUEIDENTIFIER NOT NULL,
+
+    Coordinates GEOGRAPHY NOT NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_BreweryPostLocation
+        PRIMARY KEY (BreweryPostLocationID),
+
+    CONSTRAINT AK_BreweryPostLocation_BreweryPostID
+        UNIQUE (BreweryPostID),
+
+    CONSTRAINT FK_BreweryPostLocation_BreweryPost
+        FOREIGN KEY (BreweryPostID)
+        REFERENCES BreweryPost(BreweryPostID)
+        ON DELETE CASCADE
+);
+
+CREATE NONCLUSTERED INDEX IX_BreweryPostLocation_BreweryPost
+    ON BreweryPostLocation(BreweryPostID);
+
+CREATE NONCLUSTERED INDEX IX_BreweryPostLocation_City
+    ON BreweryPostLocation(CityID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE BreweryPostPhoto -- All photos linked to a post are deleted if the post is deleted
+(
+    BreweryPostPhotoID UNIQUEIDENTIFIER
+        CONSTRAINT DF_BreweryPostPhotoID DEFAULT NEWID(),
+
+    BreweryPostID UNIQUEIDENTIFIER NOT NULL,
+
+    PhotoID UNIQUEIDENTIFIER NOT NULL,
+
+    LinkedAt DATETIME NOT NULL
+        CONSTRAINT DF_BreweryPostPhoto_LinkedAt DEFAULT GETDATE(),
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_BreweryPostPhoto
+        PRIMARY KEY (BreweryPostPhotoID),
+
+    CONSTRAINT FK_BreweryPostPhoto_BreweryPost
+        FOREIGN KEY (BreweryPostID)
+        REFERENCES BreweryPost(BreweryPostID)
+        ON DELETE CASCADE,
+
+    CONSTRAINT FK_BreweryPostPhoto_Photo
+        FOREIGN KEY (PhotoID)
+        REFERENCES Photo(PhotoID)
+        ON DELETE CASCADE
+);
+
+CREATE NONCLUSTERED INDEX IX_BreweryPostPhoto_Photo_BreweryPost
+ON BreweryPostPhoto(PhotoID, BreweryPostID);
+
+CREATE NONCLUSTERED INDEX IX_BreweryPostPhoto_BreweryPost_Photo
+ON BreweryPostPhoto(BreweryPostID, PhotoID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+CREATE TABLE BeerStyle
+(
+    BeerStyleID UNIQUEIDENTIFIER
+        CONSTRAINT DF_BeerStyleID DEFAULT NEWID(),
+
+    StyleName NVARCHAR(100) NOT NULL,
+
+    Description NVARCHAR(MAX),
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_BeerStyle
+        PRIMARY KEY (BeerStyleID),
+
+    CONSTRAINT AK_BeerStyle_StyleName
+        UNIQUE (StyleName)
+);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE BeerPost
+(
+    BeerPostID UNIQUEIDENTIFIER
+        CONSTRAINT DF_BeerPostID DEFAULT NEWID(),
+
+    Name NVARCHAR(100) NOT NULL,
+
+    Description NVARCHAR(MAX) NOT NULL,
+
+    ABV DECIMAL(4,2) NOT NULL,
+    -- Alcohol By Volume (typically 0-67%)
+
+    IBU INT NOT NULL,
+    -- International Bitterness Units (typically 0-100)
+
+    PostedByID UNIQUEIDENTIFIER NOT NULL,
+
+    BeerStyleID UNIQUEIDENTIFIER NOT NULL,
+
+    BrewedByID UNIQUEIDENTIFIER NOT NULL,
+
+    CreatedAt DATETIME NOT NULL
+        CONSTRAINT DF_BeerPost_CreatedAt DEFAULT GETDATE(),
+
+    UpdatedAt DATETIME,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_BeerPost 
+        PRIMARY KEY (BeerPostID),
+
+    CONSTRAINT FK_BeerPost_PostedBy
+        FOREIGN KEY (PostedByID)
+        REFERENCES UserAccount(UserAccountID),
+
+    CONSTRAINT FK_BeerPost_BeerStyle
+        FOREIGN KEY (BeerStyleID)
+        REFERENCES BeerStyle(BeerStyleID),
+
+    CONSTRAINT FK_BeerPost_Brewery
+        FOREIGN KEY (BrewedByID)
+        REFERENCES BreweryPost(BreweryPostID),
+
+    CONSTRAINT CHK_BeerPost_ABV 
+        CHECK (ABV >= 0 AND ABV <= 67),
+
+    CONSTRAINT CHK_BeerPost_IBU 
+        CHECK (IBU >= 0 AND IBU <= 120)
+);
+
+CREATE NONCLUSTERED INDEX IX_BeerPost_PostedBy
+    ON BeerPost(PostedByID);
+
+CREATE NONCLUSTERED INDEX IX_BeerPost_BeerStyle
+    ON BeerPost(BeerStyleID);
+
+CREATE NONCLUSTERED INDEX IX_BeerPost_BrewedBy
+    ON BeerPost(BrewedByID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE BeerPostPhoto -- All photos linked to a beer post are deleted if the post is deleted
+(
+    BeerPostPhotoID UNIQUEIDENTIFIER
+        CONSTRAINT DF_BeerPostPhotoID DEFAULT NEWID(),
+
+    BeerPostID UNIQUEIDENTIFIER NOT NULL,
+
+    PhotoID UNIQUEIDENTIFIER NOT NULL,
+
+    LinkedAt DATETIME NOT NULL
+        CONSTRAINT DF_BeerPostPhoto_LinkedAt DEFAULT GETDATE(),
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_BeerPostPhoto
+        PRIMARY KEY (BeerPostPhotoID),
+
+    CONSTRAINT FK_BeerPostPhoto_BeerPost
+        FOREIGN KEY (BeerPostID)
+        REFERENCES BeerPost(BeerPostID)
+        ON DELETE CASCADE,
+
+    CONSTRAINT FK_BeerPostPhoto_Photo
+        FOREIGN KEY (PhotoID)
+        REFERENCES Photo(PhotoID)
+        ON DELETE CASCADE
+);
+
+CREATE NONCLUSTERED INDEX IX_BeerPostPhoto_Photo_BeerPost
+ON BeerPostPhoto(PhotoID, BeerPostID);
+
+CREATE NONCLUSTERED INDEX IX_BeerPostPhoto_BeerPost_Photo
+ON BeerPostPhoto(BeerPostID, PhotoID);
+
+----------------------------------------------------------------------------
+----------------------------------------------------------------------------
+
+CREATE TABLE BeerPostComment
+(
+    BeerPostCommentID UNIQUEIDENTIFIER
+        CONSTRAINT DF_BeerPostComment DEFAULT NEWID(),
+
+    Comment NVARCHAR(250) NOT NULL,
+
+    BeerPostID UNIQUEIDENTIFIER NOT NULL,
+
+    Rating INT NOT NULL,
+
+    Timer ROWVERSION,
+
+    CONSTRAINT PK_BeerPostComment
+       PRIMARY KEY (BeerPostCommentID),
+
+    CONSTRAINT FK_BeerPostComment_BeerPost
+       FOREIGN KEY (BeerPostID) REFERENCES BeerPost(BeerPostID)
+)
+
+CREATE NONCLUSTERED INDEX IX_BeerPostComment_BeerPost
+    ON BeerPostComment(BeerPostID)
+