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| 1 | +import knex from "knex"; |
| 2 | +import { DB_CONFIG } from "@/config"; |
| 3 | + |
| 4 | +import { monthsBetween, weeksBetween } from "@/utils/date-utils"; |
| 5 | +import { AssessmentService } from "./assessment-service"; |
| 6 | + |
| 7 | +const db = knex(DB_CONFIG); |
| 8 | + |
| 9 | +export class STAOtherService { |
| 10 | + private parent: AssessmentService; |
| 11 | + |
| 12 | + constructor(parentService: AssessmentService) { |
| 13 | + this.parent = parentService; |
| 14 | + } |
| 15 | + |
| 16 | + async build(reload = false) { |
| 17 | + // set all the hard-coded values - likely there because of not-null constraints in the database |
| 18 | + this.parent.assessment.allowed_books = 0; |
| 19 | + this.parent.assessment.allowed_tuition = 0; |
| 20 | + this.parent.assessment.living_costs = 0; |
| 21 | + this.parent.assessment.assessment_type_id = 1; |
| 22 | + this.parent.assessment.over_award = 0; |
| 23 | + this.parent.assessment.over_award_disbursement_period = 0; |
| 24 | + this.parent.assessment.over_award_applied_flg = "No"; |
| 25 | + this.parent.assessment.student_contrib_exempt = "NO"; |
| 26 | + this.parent.assessment.spouse_contrib_exempt = "NO"; |
| 27 | + this.parent.assessment.student_contribution_review = "NO"; |
| 28 | + this.parent.assessment.spouse_contribution_review = "NO"; |
| 29 | + this.parent.assessment.parent_contribution_review = "NO"; |
| 30 | + |
| 31 | + if (reload) { |
| 32 | + // set the values from the application |
| 33 | + this.parent.assessment.classes_start_date = this.parent.application.classes_start_date; |
| 34 | + this.parent.assessment.classes_end_date = this.parent.application.classes_end_date; |
| 35 | + this.parent.assessment.effective_rate_date = this.parent.application.classes_start_date; |
| 36 | + |
| 37 | + this.parent.assessment.extras = this.parent.assessment.extras || { allowTravelAmounts: true }; |
| 38 | + if (this.parent.assessment.period == "0") this.parent.assessment.extras.allowTravelAmounts = false; |
| 39 | + |
| 40 | + this.parent.assessment.allowed_months = monthsBetween( |
| 41 | + this.parent.assessment.classes_start_date, |
| 42 | + this.parent.assessment.classes_end_date |
| 43 | + ); |
| 44 | + this.parent.assessment.study_weeks = weeksBetween( |
| 45 | + this.parent.assessment.classes_start_date, |
| 46 | + this.parent.assessment.classes_end_date |
| 47 | + ); |
| 48 | + |
| 49 | + const homeAddress = await db("sfa.person_address_v") |
| 50 | + .where({ person_address_id: this.parent.application.primary_address_id }) |
| 51 | + .first(); |
| 52 | + |
| 53 | + if (!homeAddress) throw new Error("Primary Address not found"); |
| 54 | + |
| 55 | + const institutionCampus = await db("sfa.institution_campus") |
| 56 | + .where({ id: this.parent.application.institution_campus_id }) |
| 57 | + .first(); |
| 58 | + |
| 59 | + if (!institutionCampus) throw new Error("Institution Campus not found"); |
| 60 | + |
| 61 | + this.parent.assessment.home_city_id = homeAddress.city_id; |
| 62 | + this.parent.assessment.destination_city_id = institutionCampus.address_city_id; |
| 63 | + |
| 64 | + if (!this.parent.assessment.home_city_id) throw new Error("Home City not found for Student Address"); |
| 65 | + |
| 66 | + if (!this.parent.assessment.destination_city_id) |
| 67 | + throw new Error("Destination City not found for Institution Campus"); |
| 68 | + |
| 69 | + const ygCost = await db("sfa.yg_cost") |
| 70 | + .where({ |
| 71 | + academic_year_id: this.parent.application.academic_year_id, |
| 72 | + allowed_percent: 100, |
| 73 | + }) |
| 74 | + .first(); |
| 75 | + |
| 76 | + if (!ygCost) throw new Error("Yukon Grant Cost not found"); |
| 77 | + |
| 78 | + this.parent.assessment.weekly_amount = ygCost.weekly_amount; |
| 79 | + this.parent.assessment.living_costs = ygCost.living || 0; |
| 80 | + this.parent.assessment.allowed_tuition = ygCost.tuition || 0; |
| 81 | + this.parent.assessment.allowed_books = ygCost.book || 0; |
| 82 | + } |
| 83 | + |
| 84 | + // calculate the travel stuff |
| 85 | + this.parent.assessment.airfare_amount = 0; |
| 86 | + this.parent.assessment.travel_allowance = 0; |
| 87 | + |
| 88 | + let previousTravelCount = 0; |
| 89 | + |
| 90 | + // this is the count of previous travel assessments (post leg and pre leg are the same) |
| 91 | + const travelCount = await db.raw(`SELECT count(a.id) as counter |
| 92 | + FROM sfa.application app |
| 93 | + INNER JOIN sfa.funding_request fr ON app.id = fr.application_id |
| 94 | + INNER JOIN (SELECT funding_request_id, assessment_id, sum(disbursed_amount) disbursed_amount |
| 95 | + FROM sfa.disbursement GROUP BY funding_request_id, assessment_id) d ON fr.id = d.funding_request_id |
| 96 | + INNER JOIN sfa.assessment a ON d.assessment_id = a.id |
| 97 | + WHERE app.student_id = ${this.parent.application.student_id} |
| 98 | + AND d.disbursed_amount > 0 -- positive disbursement |
| 99 | + AND a.airfare_amount > 0 -- has an airfair amount |
| 100 | + AND fr.request_type_id = 2 -- request type YG |
| 101 | + AND a.id != ${this.parent.assessment.id}`); |
| 102 | + |
| 103 | + if (travelCount && travelCount[0]) { |
| 104 | + previousTravelCount += travelCount[0].counter; |
| 105 | + } |
| 106 | + |
| 107 | + const isAllowedTravel = |
| 108 | + previousTravelCount <= 4 && |
| 109 | + !this.parent.application.is_correspondence && |
| 110 | + this.parent.assessment.extras.allowTravelAmounts; |
| 111 | + |
| 112 | + if (isAllowedTravel) { |
| 113 | + const transportation = await db("sfa.transportation") |
| 114 | + .where({ |
| 115 | + home_city_id: this.parent.assessment.home_city_id, |
| 116 | + institution_city_id: this.parent.assessment.destination_city_id, |
| 117 | + }) |
| 118 | + .first(); |
| 119 | + |
| 120 | + if (transportation) { |
| 121 | + this.parent.assessment.airfare_amount = transportation.airfare_amount; |
| 122 | + this.parent.assessment.travel_allowance = transportation.travel_allowance_amount; |
| 123 | + } |
| 124 | + } |
| 125 | + |
| 126 | + let prevPostLegWeeks = 0; |
| 127 | + let prevPreLegWeeks = 0; |
| 128 | + |
| 129 | + const prevPostLegWeeksQ = await db.raw(`SELECT COALESCE(sum(a.weeks_allowed), 0) as weeks |
| 130 | + FROM sfa.application app |
| 131 | + INNER JOIN sfa.funding_request fr ON app.id = fr.application_id |
| 132 | + INNER JOIN (SELECT funding_request_id |
| 133 | + , assessment_id |
| 134 | + , sum(disbursed_amount) disbursed_amount |
| 135 | + FROM sfa.disbursement |
| 136 | + GROUP BY funding_request_id, assessment_id) d ON fr.id = d.funding_request_id |
| 137 | + INNER JOIN sfa.assessment a ON d.assessment_id = a.id |
| 138 | + WHERE app.program_id <> (SELECT id FROM sfa.program WHERE description = 'Upgrading-Academic') |
| 139 | + AND app.student_id = ${this.parent.studentId} |
| 140 | + AND app.id < ${this.parent.application.id} |
| 141 | + AND app.academic_year_id > 2015 |
| 142 | + AND d.disbursed_amount > 0 -- positive disbursement |
| 143 | + group by app.student_id`); |
| 144 | + |
| 145 | + if (prevPostLegWeeksQ && prevPostLegWeeksQ[0]) prevPostLegWeeks = prevPostLegWeeksQ[0].weeks; |
| 146 | + |
| 147 | + const prevPreLegWeeksQ = |
| 148 | + await db.raw(`SELECT COALESCE(CEILING(SUM(CASE WHEN fr.request_type_id = 1 THEN a.weeks_allowed ELSE a.years_funded_equivalent*34 END)) ,0) weeks |
| 149 | + FROM sfa.application app |
| 150 | + INNER JOIN sfa.funding_request fr ON app.id = fr.application_id |
| 151 | + , (SELECT funding_request_id |
| 152 | + , assessment_id |
| 153 | + , sum(disbursed_amount) disbursed_amount |
| 154 | + FROM sfa.disbursement |
| 155 | + GROUP BY funding_request_id, assessment_id) d |
| 156 | + INNER JOIN sfa.assessment a ON d.assessment_id = a.id |
| 157 | + WHERE fr.id = d.funding_request_id |
| 158 | + AND app.id < ${this.parent.application.id} |
| 159 | + AND app.program_id <> (SELECT id FROM sfa.program WHERE description = 'Upgrading-Academic') |
| 160 | + AND app.student_id = ${this.parent.studentId} |
| 161 | + AND app.academic_year_id <=2015 |
| 162 | + AND d.disbursed_amount > 0 -- positive disbursement |
| 163 | + AND fr.request_type_id in (1,2) -- request type STA |
| 164 | + group by app.student_id;`); |
| 165 | + |
| 166 | + if (prevPreLegWeeksQ && prevPreLegWeeksQ[0]) prevPreLegWeeks = prevPreLegWeeksQ[0].weeks; |
| 167 | + |
| 168 | + this.parent.assessment.extras.previousFundedWeeks = prevPostLegWeeks + prevPreLegWeeks; |
| 169 | + this.parent.assessment.extras.previousTravelCount = previousTravelCount; |
| 170 | + |
| 171 | + if (this.parent.assessment.extras.previousFundedWeeks + this.parent.assessment.study_weeks > 170) { |
| 172 | + this.parent.assessment.weeks_allowed = 170 - this.parent.assessment.extras.previousFundedWeeks; |
| 173 | + } else { |
| 174 | + this.parent.assessment.weeks_allowed = this.parent.assessment.study_weeks; |
| 175 | + } |
| 176 | + |
| 177 | + if (this.parent.application.academic_year_id < 2016) { |
| 178 | + this.parent.assessment.disbursements_required = this.parent.assessment.disbursements_required ?? 1; |
| 179 | + |
| 180 | + this.parent.assessment.assessed_amount = |
| 181 | + (this.parent.assessment.living_costs + |
| 182 | + this.parent.assessment.allowed_tuition + |
| 183 | + this.parent.assessment.allowed_books) * |
| 184 | + this.parent.assessment.disbursements_required + |
| 185 | + this.parent.assessment.travel_allowance + |
| 186 | + this.parent.assessment.airfare_amount; |
| 187 | + } else { |
| 188 | + this.parent.assessment.assessed_amount = |
| 189 | + this.parent.assessment.weekly_amount * this.parent.assessment.weeks_allowed + |
| 190 | + this.parent.assessment.travel_allowance + |
| 191 | + this.parent.assessment.airfare_amount; |
| 192 | + } |
| 193 | + |
| 194 | + this.parent.assessment.extras.previousDisbursements = this.parent.disbursements.reduce((total, disbursement) => { |
| 195 | + return total + disbursement.disbursed_amount; |
| 196 | + }, 0); |
| 197 | + |
| 198 | + this.parent.assessment.extras.netAmount = |
| 199 | + this.parent.assessment.assessed_amount - |
| 200 | + this.parent.assessment.extras.previousDisbursements - |
| 201 | + (this.parent.assessment.assessment_adj_amount ?? 0); |
| 202 | + } |
| 203 | +} |
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