signet-backend/endpoints/analytics.go

package endpoints

import (
	"encoding/json"
	"net/http"

	. "github.com/imosed/signet/data"
	"github.com/rs/zerolog/log"
)

type AnalyticsFund struct {
	ID              int     `json:"id"`
	Asset           string  `json:"asset"`
	MinContribution float64 `json:"minContribution"`
	AmountAvailable float64 `json:"amountAvailable"`
	Memo            string  `json:"memo"`
	FundWallet      string  `json:"fundWallet"`
	Raised          float64 `json:"raised"`
}

type NearlyCompleteFundsRequest struct {
	Threshold float32 `json:"threshold"`
}

type NearlyCompleteFundsResponse struct {
	Funds []AnalyticsFund `json:"funds"`
}

func NearlyCompleteFunds(w http.ResponseWriter, r *http.Request) {
	var req NearlyCompleteFundsRequest
	err := json.NewDecoder(r.Body).Decode(&req)
	if err != nil {
		log.Error().Err(err).Msg("Could not decode body in NearlyCompleteFunds call")
		return
	}

	var resp NearlyCompleteFundsResponse
	Db.Table("contributions").
		Select("rf.id", "asset", "min_contribution", "amount_available", "memo", "fund_wallet", "sum(amount) as raised").
		Joins("inner join reward_funds rf on rf.id = contributions.reward_fund_id").
		Group("asset, rf.id, min_contribution, amount_available, memo, fund_wallet").
		Having("sum(amount) between (rf.amount_available * ?) and rf.amount_available", req.Threshold/100).
		Scan(&resp.Funds)
	err = json.NewEncoder(w).Encode(resp)
	if err != nil {
		log.Error().Err(err).Msg("Could not deliver response in NearlyCompleteFunds call")
		return
	}
}

// CompletedFundsRequest TODO: Finish out this for a future release
type CompletedFundsRequest struct {
}

type CompletedFundsResponse struct {
}

func CompletedFunds(w http.ResponseWriter, r *http.Request) {
	var req CompletedFundsRequest
	err := json.NewDecoder(r.Body).Decode(&req)
	if err != nil {
		panic("Could not decode body")
	}

	var resp CompletedFundsResponse

	err = json.NewEncoder(w).Encode(resp)
	if err != nil {
		panic("Could not deliver response")
	}
}