87 lines
2.2 KiB
Lua
87 lines
2.2 KiB
Lua
local db = require("lapis.db")
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local to_json = require("lapis.util").to_json
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local autoload = require("lapis.util").autoload
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local preload = require("lapis.db.model").preload
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local models = autoload("models")
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local function Artisthandler(self)
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local artist_id = self.params.artist
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-- find the artist
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local artist = models.Artists:find({ id = artist_id })
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if not artist then
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self:write({"Not Found", status = 404})
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return
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end
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local hidden_fields = {
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"unique_name",
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"created_at",
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"updated_at"
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}
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for i, field in ipairs(hidden_fields) do
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artist[field] = nil
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end
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-- find all tracks with this artist
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local tracks = db.query([[
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SELECT track.name AS track_name, track.id
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FROM track_artists
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INNER JOIN
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tracks AS track ON (track_artists.track = track.id)
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WHERE track_artists.artist = ?
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]], artist["id"])
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artist["tracks"] = tracks
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-- find all airtimes for each track
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local total_airtimes = 0
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local last_airtime = ""
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for i, track in ipairs(tracks) do
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local track_airtimes = 0
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local airtimes = db.query([[
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SELECT airtime, station AS station_id
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FROM airtimes
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WHERE track = ?
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]], track["id"])
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artist["tracks"][i]["airtimes"] = {}
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for j, airtime in ipairs(airtimes) do
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table.insert(artist["tracks"][i]["airtimes"], airtime)
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track_airtimes = track_airtimes + 1
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total_airtimes = total_airtimes + 1
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if airtime.airtime > last_airtime then
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last_airtime = airtime.airtime
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end
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end
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artist["tracks"][i]["track_airtimes"] = track_airtimes
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-- find all releases with this track
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local releases = db.query([[
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SELECT release.id AS release_id, release.name AS release_name
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FROM track_releases
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INNER JOIN
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releases AS release ON (track_releases.release = release.id)
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WHERE track = ?
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]], track["id"])
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artist["tracks"][i]["releases"] = {}
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for k, release in ipairs(releases) do
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table.insert(artist["tracks"][i]["releases"], release)
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end
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end
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artist["total_airtimes"] = total_airtimes
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artist["last_airtime"] = last_airtime
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return { json = artist }
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end
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return Artisthandler
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