applicationConfiguration.proto

syntax = "proto3";
package de.rki.coronawarnapp.server.protocols;

message ApplicationConfiguration {

    int32 minRiskScore = 1;

    RiskScoreClassification riskScoreClasses = 2;

    RiskScoreParameters exposureConfig = 3;

    AttenuationDuration attenuationDuration = 4;

    ApplicationVersionConfiguration appVersion = 5;
}

message RiskScoreParameters {

    // App-specific mapping
    TransmissionRiskParameter transmission = 1;
    double transmissionWeight = 2;

    DurationRiskParameter duration = 3;
    double durationWeight = 4;

    DaysSinceLastExposureRiskParameter daysSinceLastExposure = 5;
    double daysWeight = 6;

    AttenuationRiskParameter attenuation = 7;
    double attenuationWeight = 8;

    message TransmissionRiskParameter {
        RiskLevel appDefined_1 = 1;
        RiskLevel appDefined_2 = 2;
        RiskLevel appDefined_3 = 3;
        RiskLevel appDefined_4 = 4;
        RiskLevel appDefined_5 = 5;
        RiskLevel appDefined_6 = 6;
        RiskLevel appDefined_7 = 7;
        RiskLevel appDefined_8 = 8;
    }
    message DurationRiskParameter {
        RiskLevel eq_0_min = 1; // D = 0 min, lowest risk
        RiskLevel gt_0_le_5_min = 2; // 0 < D <= 5 min
        RiskLevel gt_5_le_10_min = 3; // 5 < D <= 10 min
        RiskLevel gt_10_le_15_min = 4; // 10 < D <= 15 min
        RiskLevel gt_15_le_20_min = 5; // 15 < D <= 20 min
        RiskLevel gt_20_le_25_min = 6; // 20 < D <= 25 min
        RiskLevel gt_25_le_30_min = 7; // 25 < D <= 30 min
        RiskLevel gt_30_min = 8; // > 30 min, highest risk
    }
    message DaysSinceLastExposureRiskParameter {
        RiskLevel ge_14_days = 1; // D >= 14 days, lowest risk
        RiskLevel ge_12_lt_14_days = 2; // 12 <= D < 14 days
        RiskLevel ge_10_lt_12_days = 3; // 10 <= D < 12 days
        RiskLevel ge_8_lt_10_days = 4; // 8 <= D < 10 days
        RiskLevel ge_6_lt_8_days = 5; // 6 <= D < 8 days
        RiskLevel ge_4_lt_6_days = 6; // 4 <= D < 6 days
        RiskLevel ge_2_lt_4_days = 7; // 2 <= D < 4 days
        RiskLevel ge_0_lt_2_days = 8; // 0 <= D < 2 days, highest risk
    }
    message AttenuationRiskParameter {
        RiskLevel gt_73_dbm = 1; // A > 73 dBm, lowest risk
        RiskLevel gt_63_le_73_dbm = 2; // 63 < A <= 73 dBm
        RiskLevel gt_51_le_63_dbm = 3; // 51 < A <= 63 dBm
        RiskLevel gt_33_le_51_dbm = 4; // 33 < A <= 51 dBm
        RiskLevel gt_27_le_33_dbm = 5; // 27 < A <= 33 dBm
        RiskLevel gt_15_le_27_dbm = 6; // 15 < A <= 27 dBm
        RiskLevel gt_10_le_15_dbm = 7; // 10 < A <= 15 dBm
        RiskLevel lt_10_dbm = 8; // A <= 10 dBm, highest risk
    }
}

enum RiskLevel {
    INVALID = 0;
    LOWEST = 1;
    LOW = 2;
    LOW_MEDIUM = 3;
    MEDIUM = 4;
    MEDIUM_HIGH = 5;
    HIGH = 6;
    VERY_HIGH = 7;
    HIGHEST = 8;
}

message RiskScoreClassification {
    repeated RiskScoreClass risk_classes = 1;
}

message RiskScoreClass {
    string label = 1;
    int32 min = 2;
    int32 max = 3;
    string url = 4;
}

message AttenuationDuration {
    Thresholds thresholds = 1;
    Weights weights = 2;
    int32 defaultBucketOffset = 3;
    int32 riskScoreNormalizationDivisor = 4;
}

message Thresholds {
    int32 lower = 1;
    int32 upper = 2;
}

message Weights {
    double low = 1;
    double mid = 2;
    double high = 3;
}

message ApplicationVersionConfiguration {
    ApplicationVersionInfo ios = 1;
    ApplicationVersionInfo android = 2;
}

message ApplicationVersionInfo {
    SemanticVersion latest = 1;
    SemanticVersion min = 2;
}

message SemanticVersion {
    uint32 major = 1;
    uint32 minor = 2;
    uint32 patch = 3;
}