Files
ais/pkg/api/handle_market.go
2022-12-13 07:42:44 +08:00

61 lines
1.2 KiB
Go

package api
import "github.com/gin-gonic/gin"
type Market struct {
Id int64 `json:"id"`
Name string `json:"name"`
Description string `json:"description"`
Location string `json:"location"`
}
func handleGetMarket(c *gin.Context) {
markets := make([]Market, 0)
rows, err := db.Query(`select id, name, description, location from market`)
if err != nil {
c.AbortWithError(500, err)
return
}
for rows.Next() {
var market Market
err = rows.Scan(&market.Id, &market.Name, &market.Description, &market.Location)
if err != nil {
c.AbortWithError(500, err)
return
}
markets = append(markets, market)
}
c.JSON(200, gin.H{
"markets": markets,
})
}
func handleGetMarketByDistance(c *gin.Context) {
markets := make([]Market, 0)
point := c.Query("point")
rows, err := db.Query(`select id, name, description, location, location<->$1 as dist from market order by dist`, point)
if err != nil {
c.AbortWithError(500, err)
return
}
var x string
for rows.Next() {
var market Market
err = rows.Scan(&market.Id, &market.Name, &market.Description, &market.Location, &x)
if err != nil {
c.AbortWithError(500, err)
return
}
markets = append(markets, market)
}
c.JSON(200, gin.H{
"markets": markets,
})
}