First commit

9 files changed, 367 insertions, 0 deletions

diff --git a/model/category.go b/model/category.go
new file mode 100644
index 0000000..76f254f
--- /dev/null
+++ b/model/category.go
@@ -0,0 +1,51 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+import (
+	"errors"
+	"fmt"
+)
+
+type Category struct {
+	ID        int64  `json:"id,omitempty"`
+	Title     string `json:"title,omitempty"`
+	UserID    int64  `json:"user_id,omitempty"`
+	FeedCount int    `json:"nb_feeds,omitempty"`
+}
+
+func (c *Category) String() string {
+	return fmt.Sprintf("ID=%d, UserID=%d, Title=%s", c.ID, c.UserID, c.Title)
+}
+
+func (c Category) ValidateCategoryCreation() error {
+	if c.Title == "" {
+		return errors.New("The title is mandatory")
+	}
+
+	if c.UserID == 0 {
+		return errors.New("The userID is mandatory")
+	}
+
+	return nil
+}
+
+func (c Category) ValidateCategoryModification() error {
+	if c.Title == "" {
+		return errors.New("The title is mandatory")
+	}
+
+	if c.UserID == 0 {
+		return errors.New("The userID is mandatory")
+	}
+
+	if c.ID == 0 {
+		return errors.New("The ID is mandatory")
+	}
+
+	return nil
+}
+
+type Categories []*Category
diff --git a/model/enclosure.go b/model/enclosure.go
new file mode 100644
index 0000000..5a52f78
--- /dev/null
+++ b/model/enclosure.go
@@ -0,0 +1,18 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+// Enclosure represents an attachment.
+type Enclosure struct {
+	ID       int64  `json:"id"`
+	UserID   int64  `json:"user_id"`
+	EntryID  int64  `json:"entry_id"`
+	URL      string `json:"url"`
+	MimeType string `json:"mime_type"`
+	Size     int    `json:"size"`
+}
+
+// EnclosureList represents a list of attachments.
+type EnclosureList []*Enclosure
diff --git a/model/entry.go b/model/entry.go
new file mode 100644
index 0000000..6858935
--- /dev/null
+++ b/model/entry.go
@@ -0,0 +1,71 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+import (
+	"fmt"
+	"time"
+)
+
+const (
+	EntryStatusUnread       = "unread"
+	EntryStatusRead         = "read"
+	EntryStatusRemoved      = "removed"
+	DefaultSortingOrder     = "published_at"
+	DefaultSortingDirection = "desc"
+)
+
+type Entry struct {
+	ID         int64         `json:"id"`
+	UserID     int64         `json:"user_id"`
+	FeedID     int64         `json:"feed_id"`
+	Status     string        `json:"status"`
+	Hash       string        `json:"hash"`
+	Title      string        `json:"title"`
+	URL        string        `json:"url"`
+	Date       time.Time     `json:"published_at"`
+	Content    string        `json:"content"`
+	Author     string        `json:"author"`
+	Enclosures EnclosureList `json:"enclosures,omitempty"`
+	Feed       *Feed         `json:"feed,omitempty"`
+	Category   *Category     `json:"category,omitempty"`
+}
+
+type Entries []*Entry
+
+func ValidateEntryStatus(status string) error {
+	switch status {
+	case EntryStatusRead, EntryStatusUnread, EntryStatusRemoved:
+		return nil
+	}
+
+	return fmt.Errorf(`Invalid entry status, valid status values are: "%s", "%s" and "%s"`, EntryStatusRead, EntryStatusUnread, EntryStatusRemoved)
+}
+
+func ValidateEntryOrder(order string) error {
+	switch order {
+	case "id", "status", "published_at", "category_title", "category_id":
+		return nil
+	}
+
+	return fmt.Errorf(`Invalid entry order, valid order values are: "id", "status", "published_at", "category_title", "category_id"`)
+}
+
+func ValidateDirection(direction string) error {
+	switch direction {
+	case "asc", "desc":
+		return nil
+	}
+
+	return fmt.Errorf(`Invalid direction, valid direction values are: "asc" or "desc"`)
+}
+
+func GetOppositeDirection(direction string) string {
+	if direction == "asc" {
+		return "desc"
+	}
+
+	return "asc"
+}
diff --git a/model/feed.go b/model/feed.go
new file mode 100644
index 0000000..17a9b25
--- /dev/null
+++ b/model/feed.go
@@ -0,0 +1,66 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+import (
+	"fmt"
+	"reflect"
+	"time"
+)
+
+// Feed represents a feed in the database
+type Feed struct {
+	ID                 int64     `json:"id"`
+	UserID             int64     `json:"user_id"`
+	FeedURL            string    `json:"feed_url"`
+	SiteURL            string    `json:"site_url"`
+	Title              string    `json:"title"`
+	CheckedAt          time.Time `json:"checked_at,omitempty"`
+	EtagHeader         string    `json:"etag_header,omitempty"`
+	LastModifiedHeader string    `json:"last_modified_header,omitempty"`
+	ParsingErrorMsg    string    `json:"parsing_error_message,omitempty"`
+	ParsingErrorCount  int       `json:"parsing_error_count,omitempty"`
+	Category           *Category `json:"category,omitempty"`
+	Entries            Entries   `json:"entries,omitempty"`
+	Icon               *FeedIcon `json:"icon,omitempty"`
+}
+
+func (f *Feed) String() string {
+	return fmt.Sprintf("ID=%d, UserID=%d, FeedURL=%s, SiteURL=%s, Title=%s, Category={%s}",
+		f.ID,
+		f.UserID,
+		f.FeedURL,
+		f.SiteURL,
+		f.Title,
+		f.Category,
+	)
+}
+
+// Merge combine src to the current struct
+func (f *Feed) Merge(src *Feed) {
+	src.ID = f.ID
+	src.UserID = f.UserID
+
+	new := reflect.ValueOf(src).Elem()
+	for i := 0; i < new.NumField(); i++ {
+		field := new.Field(i)
+
+		switch field.Interface().(type) {
+		case int64:
+			value := field.Int()
+			if value != 0 {
+				reflect.ValueOf(f).Elem().Field(i).SetInt(value)
+			}
+		case string:
+			value := field.String()
+			if value != "" {
+				reflect.ValueOf(f).Elem().Field(i).SetString(value)
+			}
+		}
+	}
+}
+
+// Feeds is a list of feed
+type Feeds []*Feed
diff --git a/model/icon.go b/model/icon.go
new file mode 100644
index 0000000..7bf12bf
--- /dev/null
+++ b/model/icon.go
@@ -0,0 +1,19 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+// Icon represents a website icon (favicon)
+type Icon struct {
+	ID       int64  `json:"id"`
+	Hash     string `json:"hash"`
+	MimeType string `json:"mime_type"`
+	Content  []byte `json:"content"`
+}
+
+// FeedIcon is a jonction table between feeds and icons
+type FeedIcon struct {
+	FeedID int64 `json:"feed_id"`
+	IconID int64 `json:"icon_id"`
+}
diff --git a/model/job.go b/model/job.go
new file mode 100644
index 0000000..ed3ef5e
--- /dev/null
+++ b/model/job.go
@@ -0,0 +1,10 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+type Job struct {
+	UserID int64
+	FeedID int64
+}
diff --git a/model/session.go b/model/session.go
new file mode 100644
index 0000000..ba62d8a
--- /dev/null
+++ b/model/session.go
@@ -0,0 +1,23 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+import "time"
+import "fmt"
+
+type Session struct {
+	ID        int64
+	UserID    int64
+	Token     string
+	CreatedAt time.Time
+	UserAgent string
+	IP        string
+}
+
+func (s *Session) String() string {
+	return fmt.Sprintf("ID=%d, UserID=%d, IP=%s", s.ID, s.UserID, s.IP)
+}
+
+type Sessions []*Session
diff --git a/model/theme.go b/model/theme.go
new file mode 100644
index 0000000..bcbb23a
--- /dev/null
+++ b/model/theme.go
@@ -0,0 +1,13 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+// GetThemes returns the list of available themes.
+func GetThemes() map[string]string {
+	return map[string]string{
+		"default": "Default",
+		"black":   "Black",
+	}
+}
diff --git a/model/user.go b/model/user.go
new file mode 100644
index 0000000..26bf6c9
--- /dev/null
+++ b/model/user.go
@@ -0,0 +1,96 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package model
+
+import (
+	"errors"
+	"time"
+)
+
+// User represents a user in the system.
+type User struct {
+	ID          int64      `json:"id"`
+	Username    string     `json:"username"`
+	Password    string     `json:"password,omitempty"`
+	IsAdmin     bool       `json:"is_admin"`
+	Theme       string     `json:"theme"`
+	Language    string     `json:"language"`
+	Timezone    string     `json:"timezone"`
+	LastLoginAt *time.Time `json:"last_login_at"`
+}
+
+func (u User) ValidateUserCreation() error {
+	if err := u.ValidateUserLogin(); err != nil {
+		return err
+	}
+
+	if err := u.ValidatePassword(); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (u User) ValidateUserModification() error {
+	if u.Username == "" {
+		return errors.New("The username is mandatory")
+	}
+
+	if err := u.ValidatePassword(); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (u User) ValidateUserLogin() error {
+	if u.Username == "" {
+		return errors.New("The username is mandatory")
+	}
+
+	if u.Password == "" {
+		return errors.New("The password is mandatory")
+	}
+
+	return nil
+}
+
+func (u User) ValidatePassword() error {
+	if u.Password != "" && len(u.Password) < 6 {
+		return errors.New("The password must have at least 6 characters")
+	}
+
+	return nil
+}
+
+// Merge update the current user with another user.
+func (u *User) Merge(override *User) {
+	if u.Username != override.Username {
+		u.Username = override.Username
+	}
+
+	if u.Password != override.Password {
+		u.Password = override.Password
+	}
+
+	if u.IsAdmin != override.IsAdmin {
+		u.IsAdmin = override.IsAdmin
+	}
+
+	if u.Theme != override.Theme {
+		u.Theme = override.Theme
+	}
+
+	if u.Language != override.Language {
+		u.Language = override.Language
+	}
+
+	if u.Timezone != override.Timezone {
+		u.Timezone = override.Timezone
+	}
+}
+
+// Users represents a list of users.
+type Users []*User