openmct/src/ui/layout/status-bar/NotificationBanner.vue

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 Open MCT, Copyright (c) 2014-2018, United States Government
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 Open MCT is licensed under the Apache License, Version 2.0 (the
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<template>
<div class="c-message-banner"
    :class="[
        activeModel.severity,
        {
            'minimized': activeModel.minimized,
            'new': !activeModel.minimized
        }]"
     @click="maximize()"
     v-if="activeModel.message">
    <span class="c-message-banner__message">{{activeModel.message}}</span>
    <progress-bar
            class="c-message-banner__progress-bar"
            v-if="activeModel.progressPerc !== undefined" :model="activeModel">
    </progress-bar>
    <button class="c-message-banner__close-button c-click-icon icon-x-in-circle"
            @click.stop="dismiss()"></button>
</div>
</template>

<style lang="scss">
    @import "~styles/sass-base";

    @mixin statusBannerColors($bg, $fg: $colorStatusFg) {
        $bgPb: 10%;
        $bgPbD: 10%;
        background-color: darken($bg, $bgPb);
        color: $fg;
        &:hover {
            background-color: darken($bg, $bgPb - $bgPbD);
        }
        .s-action {
            background-color: darken($bg, $bgPb + $bgPbD);
            &:hover {
                background-color: darken($bg, $bgPb);
            }
        }
    }

    .c-message-banner {
        $closeBtnSize: 7px;
        $m: 1px;

        border-radius: $controlCr;
        @include statusBannerColors($colorStatusDefault, $colorStatusFg);
        cursor: pointer;

        display: flex;
        align-items: center;
        left: 50%;
        max-width: 50%;
        padding: $interiorMargin $interiorMargin $interiorMargin $interiorMarginLg;
        position: absolute;
        transform: translateX(-50%);
        bottom: $m;
        z-index: 2;

        > * + * {
            margin-left: $interiorMargin;
        }

        &.ok {
            @include statusBannerColors($colorOk, $colorOkFg);
        }

        &.info {
            @include statusBannerColors($colorInfo, $colorInfoFg);
        }
        &.caution,
        &.warning,
        &.alert {
            @include statusBannerColors($colorWarningLo,$colorWarningLoFg);
        }
        &.error {
            @include statusBannerColors($colorWarningHi, $colorWarningHiFg);
        }

        &__message {
            @include ellipsize();
            flex: 1 1 auto;
        }

        &__progress-bar {
            flex: 0 0 auto;
            width: 70px;

            // Only show the progress bar
            .c-progress-bar {
                &__text {
                    display: none;
                }
            }
        }

        &__close-button {
            font-size: 1.25em;
        }
    }
</style>

<script>
    import ProgressBar from '../../components/ProgressBar.vue';
    let activeNotification = undefined;
    let dialogService = undefined;
    let maximizedDialog = undefined;
    let minimizeButton = {
        label: 'Dismiss',
        callback: dismissMaximizedDialog
    }

    function dismissMaximizedDialog() {
        if (maximizedDialog) {
            maximizedDialog.dismiss();
            maximizedDialog = undefined;
        }
    }

    function updateMaxProgressBar(progressPerc, progressText) {
        if (maximizedDialog) {
            maximizedDialog.updateProgress(progressPerc, progressText);

            if (progressPerc >= 100) {
                dismissMaximizedDialog();
            }
        }
    }

    export default {
        inject: ['openmct'],
        components: {
            ProgressBar: ProgressBar
        },
        data() {
            return {
                activeModel: {
                    message: undefined,
                    progressPerc: undefined,
                    progressText: undefined,
                    minimized: undefined
                }
            }
        },
        methods: {
            showNotification(notification) {
                if (activeNotification) {
                    activeNotification.off('progress', this.updateProgress);
                    activeNotification.off('minimized', this.minimized);
                    activeNotification.off('destroy', this.destroyActiveNotification);
                }
                activeNotification = notification;
                this.clearModel();
                this.applyModel(notification.model);

                activeNotification.once('destroy', this.destroyActiveNotification);
                activeNotification.on('progress', this.updateProgress);
                activeNotification.on('minimized', this.minimized);
            },
            isEqual(modelA, modelB) {
                return modelA.message === modelB.message &&
                    modelA.timestamp === modelB.timestamp;
            },
            applyModel(model) {
                Object.keys(model).forEach((key) => this.activeModel[key] = model[key]);
            },
            clearModel() {
                Object.keys(this.activeModel).forEach((key) => this.activeModel[key] = undefined);
            },
            updateProgress(progressPerc, progressText) {
                this.activeModel.progressPerc = progressPerc;
                this.activeModel.progressText = progressText;
            },
            destroyActiveNotification() {
                this.clearModel();
                activeNotification.off('destroy', this.destroyActiveNotification);
                activeNotification = undefined;
            },
            dismiss() {
                if (activeNotification.model.severity === 'info') {
                    activeNotification.dismiss();
                } else {
                    this.openmct.notifications._minimize(activeNotification);
                }
            },
            minimized() {
                this.activeModel.minimized = true;
                activeNotification.off('progress', this.updateProgress);
                activeNotification.off('minimized', this.minimized);

                activeNotification.off('progress', updateMaxProgressBar);
                activeNotification.off('minimized', dismissMaximizedDialog);
                activeNotification.off('destroy', dismissMaximizedDialog);
            },
            maximize() {
                if (this.activeModel.progressPerc !== undefined) {
                    maximizedDialog = this.openmct.overlays.progressDialog({
                        buttons: [minimizeButton],
                        ...this.activeModel
                    });

                    activeNotification.on('progress', updateMaxProgressBar);
                    activeNotification.on('minimized', dismissMaximizedDialog);
                    activeNotification.on('destroy', dismissMaximizedDialog);

                } else {
                    maximizedDialog = this.openmct.overlays.dialog({
                        iconClass: this.activeModel.severity,
                        buttons: [minimizeButton],
                        ...this.activeModel
                    })
                }
            }
        },
        computed: {
            progressWidth() {
                return {
                    width: this.activeModel.progress + '%'
                };
            }
        },
        mounted() {
            openmct.notifications.on('notification', this.showNotification);
        }

    }
</script>