package models

import "time"

type Summary struct {
    ExpID string
    ExpDesc string
    ExpDate string
    PeopleName string
    CatDesc string
    ExpValue string
}

func GetSummary() ([]*Summary, error) {
    rows, err := db.Query("SELECT ex.expid, ex.expdesc, ex.expdate, p.peopname, ca.catdesc, ex.expvalue FROM expenses ex INNER JOIN people p ON ex.exppayer = p.peopid INNER JOIN categories ca ON ex.expcat = ca.catid")
    if err != nil {
        return nil, err
    }
    defer rows.Close()

    smrys := make([]*Summary, 0)
    for rows.Next() {
        date := new(time.Time)
        smry := new(Summary)
        err := rows.Scan(&smry.ExpID, &smry.ExpDesc, &date, &smry.PeopleName, &smry.CatDesc, &smry.ExpValue)
        if err != nil {
            return nil, err
        }
        smry.FormatDate(*date)
        smrys = append(smrys, smry)
    }
    if err = rows.Err(); err != nil {
        return nil, err
    }
    return smrys, nil
}

func (smry *Summary) FormatDate(date time.Time) {
    smry.ExpDate = date.Format("2006-01-02")
}