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Get data from transit api (with the all new flashy API!)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,3 @@ | ||
| build/ | ||
| .lock-waf* | ||
| .lock-waf* | ||
| node_modules/ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| var Promise = require('bluebird'); | ||
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| // Variables | ||
| var root = "https://external.transitapp.com/v3"; | ||
| var api_key = ""; | ||
| var lat = 38.8977; // TOTALLY not the White House | ||
| var lng = -77.0365; | ||
|
|
||
| function convertHex(hex) { | ||
| // Convert hex color code (#RRGGBB) to integer (0xRRGGBB) | ||
| return parseInt(hex.substring(1), 16); | ||
| } | ||
|
|
||
| function hexToRGB(hex) { | ||
| // Convert hex color code to RGB | ||
| var r = parseInt(hex.substring(1, 3), 16); | ||
| var g = parseInt(hex.substring(3, 5), 16); | ||
| var b = parseInt(hex.substring(5, 7), 16); | ||
| return [r, g, b]; | ||
| } | ||
|
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||
| function RGBToHex(r, g, b) { | ||
| // Convert RGB to hex color code | ||
| return "#" + ((1 << 24) + (r << 16) + (g << 8) + b).toString(16).slice(1); | ||
| } | ||
|
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||
|
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| function darkenColor(color) { | ||
| // Darken color by 20% | ||
| var r = (color >> 16) & 0xFF; | ||
| var g = (color >> 8) & 0xFF; | ||
| var b = color & 0xFF; | ||
| r = Math.round(r * 0.8); | ||
| g = Math.round(g * 0.8); | ||
| b = Math.round(b * 0.8); | ||
| return (r << 16) | (g << 8) | b; | ||
| } | ||
|
|
||
| function unixToMinutes(unix) { | ||
| // Convert Unix time to minutes | ||
| var date = new Date(unix * 1000); | ||
| var hours = date.getHours(); | ||
| var minutes = date.getMinutes(); | ||
| return hours * 60 + minutes; | ||
| } | ||
|
|
||
| // Function to get data and print it | ||
| function data() { | ||
| return new Promise(function(resolve, reject) { | ||
| var url = root + "/public/nearby_routes?lat=" + lat + "&lon=" + lng + "&max_distance=500"; | ||
| var xhr = new XMLHttpRequest(); | ||
| xhr.open("GET", url, true); | ||
| xhr.setRequestHeader("apiKey", api_key); | ||
| xhr.onreadystatechange = function () { | ||
| if (xhr.readyState === 4 && xhr.status === 200) { | ||
| var data = JSON.parse(xhr.responseText); | ||
| console.log(data); | ||
| var pebble = []; | ||
| // Iterate through the routes and print the required details | ||
| for (var i = 0; i < data.routes.length; i++) { | ||
| // if departure time is undefined, skip this route | ||
| try { | ||
| if (data.routes[i].itineraries[0].schedule_items[0].departure_time === undefined) { | ||
| continue; | ||
| } | ||
| } catch (e) { | ||
| continue; | ||
| } | ||
| var route_short_name = data.routes[i].route_short_name ? data.routes[i].route_short_name : "N/A"; | ||
| var mode_name = data.routes[i].mode_name; | ||
| var headsign = data.routes[i].itineraries[0].merged_headsign; | ||
| var departure_time = data.routes[i].itineraries[0].schedule_items[0].departure_time ? data.routes[i].itineraries[0].schedule_items[0].departure_time : 0; | ||
| var stop_name = data.routes[i].itineraries[0].closest_stop.stop_name; | ||
| var route_color = data.routes[i].route_color; | ||
| var route_highlight = darkenColor(hexToRGB(route_color)); | ||
| route_highlight = RGBToHex(route_highlight[0], route_highlight[1], route_highlight[2]); | ||
| console.log("Route: " + route_short_name + ", Mode: " + mode_name + ", Destination: " + headsign + ", Departure Time: " + departure_time + ", Stop: " + stop_name); | ||
| // Convert to data useful for Pebble | ||
|
|
||
| // are we black and white? | ||
| if (Pebble.getActiveWatchInfo) { | ||
| var watch = Pebble.getActiveWatchInfo(); | ||
| if (watch.platform === "aplite" || watch.platform === "diorite") { | ||
| route_color = "#AAAAAA"; | ||
| route_highlight = "#FFFFFF"; | ||
| } | ||
| } | ||
|
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| console.log(unixToMinutes(departure_time)); | ||
|
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| pebble.push({ | ||
| "name": route_short_name, | ||
| "time": unixToMinutes(departure_time), | ||
| "destination": headsign, | ||
| "color": convertHex(route_color), | ||
| "highlight": convertHex(route_highlight) | ||
| }); | ||
| } | ||
|
|
||
| resolve(pebble); | ||
| } else { | ||
| console.log("State: " + xhr.readyState) | ||
| console.log("Resp. Text: " + xhr.responseText) | ||
| console.log("Status: " + xhr.status) | ||
| console.log("Error: " + xhr.statusText); | ||
| } | ||
| }; | ||
|
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||
| xhr.onerror = function () { | ||
| reject(this.statusText); | ||
| }; | ||
| xhr.send(); | ||
| }); | ||
| } | ||
|
|
||
| module.exports = { | ||
| data: data | ||
| }; |