signet-backend/data/context.go

package data

import (
	"fmt"
	"github.com/spf13/viper"
	"gorm.io/driver/postgres"
	"gorm.io/gorm"
)

type Bonus struct {
	Goal         float64 `json:"goal"`
	Percent      float64 `json:"percent"`
	RewardFundID uint    `json:"rewardFundID"`
}

type RewardFund struct {
	gorm.Model
	Asset           string         `json:"asset"`
	FundWallet      string         `json:"fundWallet"`
	SellingWallet   string         `json:"sellingWallet"`
	IssuerWallet    string         `json:"issuerWallet"`
	Memo            string         `json:"memo"`
	Price           float64        `json:"price"`
	AmountAvailable float64        `gorm:"type:decimal(19,7)" json:"amountAvailable"`
	MinContribution float64        `gorm:"type:decimal(19,7)" json:"minContribution"`
	Contributions   []Contribution `json:"contributions"`
	Title           string         `gorm:"type:varchar(50)" json:"title"`
	Description     string         `gorm:"type:text" json:"description"`
	Bonuses         []Bonus        `json:"bonuses"`
}

type Contribution struct {
	gorm.Model
	Wallet        string       `json:"wallet"`
	Amount        float64      `gorm:"type:decimal(19,7)" json:"amount"`
	TransactionID string       `json:"transactionID"`
	RewardFundID  uint         `json:"rewardFundID"`
	Tags          []AppliedTag `json:"tags"`
}

type Tag struct {
	gorm.Model
	Description  string     `json:"description"`
	Active       bool       `json:"active"`
	Contribution AppliedTag `json:"contribution"`
}

type AppliedTag struct {
	gorm.Model
	TagID          uint `json:"tagID"`
	ContributionID uint `json:"contributionID"`
}

type User struct {
	gorm.Model
	Username   string `json:"username"`
	Password   string `json:"password"`
	Privileges uint   `json:"admin"`
}

var Db *gorm.DB

func InitializeDatabase() {
	var err error
	dcs := fmt.Sprintf("host=%s user=%s password=%s dbname=%s port=%d sslmode=%s",
		viper.GetString("database.host"),
		viper.GetString("database.user"),
		viper.GetString("database.password"),
		viper.GetString("database.name"),
		viper.GetInt("database.port"),
		viper.GetString("database.ssl"))
	Db, err = gorm.Open(postgres.Open(dcs), &gorm.Config{})
	err = Db.AutoMigrate(User{}, RewardFund{}, Contribution{}, Bonus{})
	if err != nil {
		panic("Could not migrate database")
	}
}