change to GORM, add member and rank handlers

api/db/rank.go

@@ -0,0 +1,109 @@
+package db
+
+/*
+DDL
+
+CREATE TABLE `ranks` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `name` varchar(100) NOT NULL,
+  `short_name` varchar(70) NOT NULL,
+  `category` varchar(100) NOT NULL,
+  `sort_id` int(11) NOT NULL DEFAULT 0,
+  `image_url` varchar(240) DEFAULT NULL,
+  `created_at` datetime NOT NULL DEFAULT current_timestamp(),
+  `updated_at` datetime NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
+  `deleted` tinyint(4) DEFAULT 0,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `name` (`name`),
+  UNIQUE KEY `shortName` (`short_name`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=22 DEFAULT CHARSET=utf8mb4;
+*/
+
+type Rank struct {
+	ObjectBase
+	Name      string `json:"name"`
+	ShortName string `json:"short_name"`
+	Category  string `json:"category"`
+	SortID    int    `json:"sort_id"`
+	ImageURL  string `json:"image_url"`
+
+	Members []Member `json:"members" gorm:"references:ID; foreignkey:RankID"`
+}
+
+// Get one by id
+func (r *Rank) GetByID(id int) error {
+	db, err := GetDB()
+	if err != nil {
+		return err
+	}
+
+	err = db.First(r, id).Error
+	return err
+}
+
+// Get one by name
+func (r *Rank) GetByName(name string) error {
+	db, err := GetDB()
+	if err != nil {
+		return err
+	}
+
+	err = db.Where("name = ?", name).First(r).Error
+	return err
+}
+
+// Get all
+func (r *Rank) GetAll() ([]Rank, error) {
+	db, err := GetDB()
+	if err != nil {
+		return nil, err
+	}
+
+	var ranks []Rank
+	err = db.Find(&ranks).Error
+	return ranks, err
+}
+
+// Add a member to a rank
+func (r *Rank) AddHolder(m *Member) error {
+	db, err := GetDB()
+	if err != nil {
+		return err
+	}
+
+	err = db.Model(r).Association("Members").Append(m)
+	return err
+}
+
+// Create
+func (r *Rank) Create() error {
+	db, err := GetDB()
+	if err != nil {
+		return err
+	}
+
+	err = db.Create(r).Error
+	return err
+}
+
+// Update
+func (r *Rank) Update() error {
+	db, err := GetDB()
+	if err != nil {
+		return err
+	}
+
+	err = db.Save(r).Error
+	return err
+}
+
+// Delete
+func (r *Rank) Delete() error {
+	db, err := GetDB()
+	if err != nil {
+		return err
+	}
+
+	err = db.Delete(r).Error
+	return err
+}