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| 1 | +const _ = require("lodash"); |
| 2 | +const moment = require("moment"); |
| 3 | + |
| 4 | +const SRMScheduleKeyMappings = _.reduce( |
| 5 | + [ |
| 6 | + "roundId", |
| 7 | + "name", |
| 8 | + "shortName", |
| 9 | + "contestName", |
| 10 | + "roundType", |
| 11 | + "status", |
| 12 | + "registrationStartTime", |
| 13 | + "registrationEndTime", |
| 14 | + "codingStartTime", |
| 15 | + "codingEndTime", |
| 16 | + "intermissionStartTime", |
| 17 | + "intermissionEndTime", |
| 18 | + "challengeStartTime", |
| 19 | + "challengeEndTime", |
| 20 | + "systestStartTime", |
| 21 | + "systestEndTime", |
| 22 | + ], |
| 23 | + (acc, field) => ({ ...acc, [_.toLower(field)]: field }), |
| 24 | + {} |
| 25 | +); |
| 26 | + |
| 27 | +/** |
| 28 | + * Get schedule query |
| 29 | + * @param {Object} filter the query filter |
| 30 | + * @param {Array<String>} filter.statuses the statues |
| 31 | + * @param {Date} filter.registrationStartTimeAfter the start of the registration time |
| 32 | + * @param {Date} filter.registrationStartTimeBefore the end of the registration time |
| 33 | + */ |
| 34 | +function getSRMScheduleQuery(filter) { |
| 35 | + const statuses = _.join( |
| 36 | + _.map(filter.statuses, (s) => `'${_.toUpper(s)}'`), |
| 37 | + "," |
| 38 | + ); |
| 39 | + const registrationTimeFilter = `reg.start_time >= '${moment( |
| 40 | + filter.registrationStartTimeAfter |
| 41 | + ).format("yyyy-MM-DD HH:mm:ss")}'${ |
| 42 | + filter.registrationStartTimeBefore |
| 43 | + ? ` AND reg.start_time <= '${moment(filter.registrationStartTimeBefore).format( |
| 44 | + "yyyy-MM-DD HH:mm:ss" |
| 45 | + )}'` |
| 46 | + : "" |
| 47 | + }`; |
| 48 | + |
| 49 | + const query = `SELECT |
| 50 | + FIRST 50 |
| 51 | + r.round_id AS roundId |
| 52 | + , r.name AS name |
| 53 | + , r.short_name AS shortName |
| 54 | + , c.name AS contestName |
| 55 | + , rt.round_type_desc AS roundType |
| 56 | + , r.status AS status |
| 57 | + , reg.start_time AS registrationStartTime |
| 58 | + , reg.end_time AS registrationEndTime |
| 59 | + , coding.start_time AS codingStartTime |
| 60 | + , coding.end_time AS codingEndTime |
| 61 | + , intermission.start_time AS intermissionStartTime |
| 62 | + , intermission.end_time AS intermissionEndTime |
| 63 | + , challenge.start_time AS challengeStartTime |
| 64 | + , challenge.end_time AS challengeEndTime |
| 65 | + , systest.start_time AS systestStartTime |
| 66 | + , systest.end_time AS systestEndTime |
| 67 | + FROM |
| 68 | + informixoltp:contest AS c |
| 69 | + INNER JOIN informixoltp:round AS r ON r.contest_id = c.contest_id |
| 70 | + INNER JOIN informixoltp:round_type_lu AS rt ON rt.round_type_id = r.round_type_id |
| 71 | + LEFT JOIN informixoltp:round_segment AS reg ON reg.round_id = r.round_id AND reg.segment_id = 1 |
| 72 | + LEFT JOIN informixoltp:round_segment AS coding ON coding.round_id = r.round_id AND coding.segment_id = 2 |
| 73 | + LEFT JOIN informixoltp:round_segment AS intermission ON intermission.round_id = r.round_id AND intermission.segment_id = 3 |
| 74 | + LEFT JOIN informixoltp:round_segment AS challenge ON challenge.round_id = r.round_id AND challenge.segment_id = 4 |
| 75 | + LEFT JOIN informixoltp:round_segment AS systest ON systest.round_id = r.round_id AND systest.segment_id = 5 |
| 76 | + WHERE |
| 77 | + r.round_type_id in (1,2,10) AND |
| 78 | + UPPER(r.status) in (${statuses}) AND |
| 79 | + ${registrationTimeFilter} |
| 80 | + ORDER BY |
| 81 | + reg.start_time DESC`; |
| 82 | + return query; |
| 83 | +} |
| 84 | + |
| 85 | +function convertSRMScheduleQueryOutput(queryOutput) { |
| 86 | + return transformDatabaseResponse(queryOutput, SRMScheduleKeyMappings); |
| 87 | +} |
| 88 | + |
| 89 | +function transformDatabaseResponse(databaseResponse, keyMappings) { |
| 90 | + const transformedData = []; |
| 91 | + |
| 92 | + if (databaseResponse && databaseResponse.rows && Array.isArray(databaseResponse.rows)) { |
| 93 | + databaseResponse.rows.forEach((row) => { |
| 94 | + const record = {}; |
| 95 | + if (row.fields && Array.isArray(row.fields)) { |
| 96 | + row.fields.forEach((field) => { |
| 97 | + const lowercaseKey = field.key.toLowerCase(); |
| 98 | + const mappedKey = keyMappings[lowercaseKey] || lowercaseKey; |
| 99 | + record[mappedKey] = field.value; |
| 100 | + }); |
| 101 | + } |
| 102 | + transformedData.push(record); |
| 103 | + }); |
| 104 | + } |
| 105 | + return transformedData; |
| 106 | +} |
| 107 | + |
| 108 | +module.exports = { |
| 109 | + getSRMScheduleQuery, |
| 110 | + convertSRMScheduleQueryOutput, |
| 111 | +}; |
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