// ListTeamsForSeason is a http handler that returns a brief summary
// of all of the NBA games for the given season.
func (s *Server) ListGamesForSeason(ctx context.Context, rw http.ResponseWriter, req *http.Request, ps parameterSet) (interface{}, error) {
var season data.Season
err := season.UnmarshalText([]byte(ps["season"]))
if err != nil {
return nil, ErrBadRequest("Invalid season identifier")
}
const q = `
SELECT games.id, home_team_id, visitor_team_id,
status, time, length_minutes
FROM games
WHERE season = ?
ORDER BY time DESC, status ASC, length_minutes ASC
`
var games []*gameSummary
err = s.db.DB.Select(&games, q, season.String())
if err != nil {
return nil, err
}
for _, g := range games {
g.HomeTeam = teamSummaryFromData(s.teams.ByID(g.HomeTeamID))
g.VisitorTeam = teamSummaryFromData(s.teams.ByID(g.VisitorTeamID))
}
return games, nil
}
// ListPlayersForSeason is a http handler that returns a list of all the
// players active during the given season.
func (s *Server) RetrievePlayerForSeason(ctx context.Context, rw http.ResponseWriter, req *http.Request, ps parameterSet) (interface{}, error) {
var (
season data.Season
playerID int
)
err := season.UnmarshalText([]byte(ps["season"]))
if err != nil {
return nil, ErrBadRequest("Invalid season identifier")
}
playerID, err = ps.Int("playerID")
if err != nil {
return nil, ErrBadRequest("Bad player identifier")
}
var player data.PlayerDetails
err = s.db.DB.Get(&player, playerID)
if err == sql.ErrNoRows {
return nil, ErrNotFound("Player not found")
}
if err != nil {
return nil, err
}
resp := struct {
Player data.PlayerDetails `json:"player"`
GamesPlayed []*playerStatLine `json:"games_played"`
}{
Player: player,
GamesPlayed: []*playerStatLine{},
}
// Pull in their games too.
const q = `
SELECT player_game_stats.team_id, player_game_stats.game_id, stats.*,
games.home_team_id, games.visitor_team_id, games.time
FROM player_game_stats
INNER JOIN stats ON player_game_stats.stats_id = stats.id
INNER JOIN games ON player_game_stats.game_id = games.id
WHERE games.season = ? AND player_game_stats.player_id = ?
ORDER BY games.time DESC
`
err = s.db.DB.Select(&resp.GamesPlayed, q, season.String(), playerID)
if err != nil {
return nil, err
}
for _, gp := range resp.GamesPlayed {
if gp.TeamID == gp.HomeTeamID {
gp.HomeOrAway = data.Home
} else {
gp.HomeOrAway = data.Away
}
// Calculate percentages, and other derived statistics that aren't
// actually stored in the nbagame db because they're redundant.
gp.Stats.Calculate()
}
return resp, nil
}
// ListPlayersForSeason is a http handler that returns a list of all the
// players active during the given season.
// TODO(jackson): This endpoint isn't strictly correct, because if players
// take a year off, we'll incorrectly include them in that year.
func (s *Server) ListPlayersForSeason(ctx context.Context, rw http.ResponseWriter, req *http.Request, ps parameterSet) (interface{}, error) {
var season data.Season
err := season.UnmarshalText([]byte(ps["season"]))
if err != nil {
return nil, ErrBadRequest("Invalid season identifier")
}
const q = `
SELECT * FROM players
WHERE NOT dleague AND career_start <= ? AND career_end >= ?
ORDER BY last_name, first_name ASC
`
var players []*data.PlayerDetails
err = s.db.DB.Select(&players, q, season.SpringYear(), season.FallYear())
if err != nil {
return nil, err
}
return players, nil
}
// RetrieveGameForSeason is a http handler that returns a full synopsis
// of a particular game.
func (s *Server) RetrieveGameForSeason(ctx context.Context, rw http.ResponseWriter, req *http.Request, ps parameterSet) (interface{}, error) {
var season data.Season
err := season.UnmarshalText([]byte(ps["season"]))
if err != nil {
return nil, ErrBadRequest("Invalid season identifier")
}
var details data.GameDetails
err = s.db.DB.Get(&details, ps.String("gameID"))
if err == sql.ErrNoRows {
return nil, ErrNotFound("No such game exists")
}
if err != nil {
return nil, err
}
g := &game{
ID: details.ID.String(),
Date: details.Date,
Status: details.Status,
HomeTeam: teamGamePerformance{
teamSummary: *teamSummaryFromData(s.teams.ByID(details.HomeTeamID)),
},
VisitorTeam: teamGamePerformance{
teamSummary: *teamSummaryFromData(s.teams.ByID(details.VisitorTeamID)),
},
Minutes: details.LengthMinutes,
Attendance: details.Attendance,
LeadChanges: details.LeadChanges,
TimesTied: details.TimesTied,
}
// Pull in data about the refs that officiated the game.
const officialsQ = `
SELECT o.id, o.first_name, o.last_name, o.jersey_number
FROM officiated
INNER JOIN officials o ON officiated.official_id = o.id
WHERE officiated.game_id = ?
ORDER BY o.last_name, o.first_name ASC
`
err = s.db.DB.Select(&g.Officials, officialsQ, g.ID)
if err != nil {
return nil, err
}
// Pull in aggregated stat lines for each team.
const teamStatsQ = `
SELECT team_game_stats.team_id, stats.*
FROM team_game_stats
INNER JOIN stats ON team_game_stats.stats_id = stats.id
WHERE team_game_stats.game_id = ?
`
var teamStats []*struct {
data.Stats
TeamID int `db:"team_id"`
}
err = s.db.DB.Select(&teamStats, teamStatsQ, g.ID)
if err != nil {
return nil, err
}
for _, ts := range teamStats {
ts.Stats.Calculate()
if ts.TeamID == g.HomeTeam.ID {
g.HomeTeam.Stats = &ts.Stats
}
if ts.TeamID == g.VisitorTeam.ID {
g.VisitorTeam.Stats = &ts.Stats
}
}
// Pull in aggregated stat lines for each player.
const playerStatsQ = `
SELECT stats.*, player_game_stats.team_id, player_game_stats.player_id, players.first_name, players.last_name
FROM player_game_stats
INNER JOIN stats ON player_game_stats.stats_id = stats.id
INNER JOIN players ON players.id = player_game_stats.player_id
WHERE player_game_stats.game_id = ?
ORDER BY stats.points DESC
`
var playerStats []*struct {
TeamID int `db:"team_id"`
PlayerID string `db:"player_id"`
FirstName string `db:"first_name"`
LastName string `db:"last_name"`
data.Stats
}
err = s.db.DB.Select(&playerStats, playerStatsQ, g.ID)
if err != nil {
return nil, err
}
for _, ps := range playerStats {
pgp := playerGamePerformance{
PlayerID: ps.PlayerID,
FirstName: ps.FirstName,
LastName: ps.LastName,
Stats: ps.Stats,
}
if ps.TeamID == g.HomeTeam.ID {
g.HomeTeam.Players = append(g.HomeTeam.Players, pgp)
}
if ps.TeamID == g.VisitorTeam.ID {
g.VisitorTeam.Players = append(g.VisitorTeam.Players, pgp)
}
}
return g, nil
}