feat: Add database object models for Activity, Company, Customer, Project, TimeEntry, and User with GORM integration

backend/go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/swaggo/files v1.0.1
 	github.com/swaggo/gin-swagger v1.6.0
 	github.com/swaggo/swag v1.16.4
+	gorm.io/gorm v1.25.12
 )
 
 require (
@@ -25,6 +26,8 @@ require (
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/go-playground/validator/v10 v10.25.0 // indirect
 	github.com/goccy/go-json v0.10.5 // indirect
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.10 // indirect

backend/go.sum

@@ -40,6 +40,10 @@ github.com/goccy/go-json v0.10.5/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PU
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
+github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
+github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
+github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
 github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
 github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
@@ -146,4 +150,6 @@ gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EV
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gorm.io/gorm v1.25.12 h1:I0u8i2hWQItBq1WfE0o2+WuL9+8L21K9e2HHSTE/0f8=
+gorm.io/gorm v1.25.12/go.mod h1:xh7N7RHfYlNc5EmcI/El95gXusucDrQnHXe0+CgWcLQ=
 nullprogram.com/x/optparse v1.0.0/go.mod h1:KdyPE+Igbe0jQUrVfMqDMeJQIJZEuyV7pjYmp6pbG50=

backend/internal/infrastructure/persistence/postgres/dbo/activity_dbo.go

@@ -0,0 +1,18 @@
+package dbo
+
+import (
+	"time"
+
+	"github.com/oklog/ulid/v2"
+	"gorm.io/gorm"
+)
+
+type ActivityDBO struct {
+	gorm.Model
+	ID           ulid.ULID `gorm:"primaryKey;type:uuid"`
+	CreatedAt    time.Time `gorm:"not null"`
+	UpdatedAt    time.Time `gorm:"not null"`
+	LastEditorID ulid.ULID
+	Name         string  `gorm:"type:varchar(255);not null"`
+	BillingRate  float64 `gorm:"type:decimal(10,2)"`
+}

backend/internal/infrastructure/persistence/postgres/dbo/company_dbo.go

@@ -0,0 +1,17 @@
+package dbo
+
+import (
+	"time"
+
+	"github.com/oklog/ulid/v2"
+	"gorm.io/gorm"
+)
+
+type CompanyDBO struct {
+	gorm.Model
+	ID           ulid.ULID `gorm:"primaryKey;type:uuid"`
+	CreatedAt    time.Time `gorm:"not null"`
+	UpdatedAt    time.Time `gorm:"not null"`
+	LastEditorID ulid.ULID
+	Name         string `gorm:"type:varchar(255);not null"`
+}

backend/internal/infrastructure/persistence/postgres/dbo/customer_dbo.go

@@ -0,0 +1,18 @@
+package dbo
+
+import (
+	"time"
+
+	"github.com/oklog/ulid/v2"
+	"gorm.io/gorm"
+)
+
+type CustomerDBO struct {
+	gorm.Model
+	ID           ulid.ULID `gorm:"primaryKey;type:uuid"`
+	CreatedAt    time.Time `gorm:"not null"`
+	UpdatedAt    time.Time `gorm:"not null"`
+	LastEditorID ulid.ULID
+	Name         string `gorm:"type:varchar(255);not null"`
+	CompanyID    int
+}

backend/internal/infrastructure/persistence/postgres/dbo/project_dbo.go

@@ -0,0 +1,18 @@
+package dbo
+
+import (
+	"time"
+
+	"github.com/oklog/ulid/v2"
+	"gorm.io/gorm"
+)
+
+type ProjectDBO struct {
+	gorm.Model
+	ID           ulid.ULID `gorm:"primaryKey;type:uuid"`
+	CreatedAt    time.Time `gorm:"not null"`
+	UpdatedAt    time.Time `gorm:"not null"`
+	LastEditorID ulid.ULID
+	Name         string `gorm:"type:varchar(255);not null"`
+	CustomerID   int
+}

backend/internal/infrastructure/persistence/postgres/dbo/timeentry_dbo.go

@@ -0,0 +1,23 @@
+package dbo
+
+import (
+	"time"
+
+	"github.com/oklog/ulid/v2"
+	"gorm.io/gorm"
+)
+
+type TimeEntryDBO struct {
+	gorm.Model
+	ID           ulid.ULID `gorm:"primaryKey;type:uuid"`
+	CreatedAt    time.Time `gorm:"not null"`
+	UpdatedAt    time.Time `gorm:"not null"`
+	LastEditorID ulid.ULID
+	UserID       int
+	ProjectID    int
+	ActivityID   int
+	Start        time.Time
+	End          time.Time
+	Description  string
+	Billable     int // Percentage (0-100)
+}

backend/internal/infrastructure/persistence/postgres/dbo/user_dbo.go

@@ -0,0 +1,21 @@
+package dbo
+
+import (
+	"time"
+
+	"github.com/oklog/ulid/v2"
+	"gorm.io/gorm"
+)
+
+type UserDBO struct {
+	gorm.Model
+	ID           ulid.ULID `gorm:"primaryKey;type:uuid"`
+	CreatedAt    time.Time `gorm:"not null"`
+	UpdatedAt    time.Time `gorm:"not null"`
+	LastEditorID ulid.ULID
+	Username     string
+	Password     string
+	Role         string
+	CompanyID    int
+	HourlyRate   float64
+}