class PoliticsSidebar extends Shadow {
    constructor(view, levelFilter, onViewChange, onLevelChange, jurisdiction, elections) {
        super()
        this.view = view
        this.levelFilter = levelFilter
        this.onViewChange = onViewChange
        this.onLevelChange = onLevelChange
        this.jurisdiction = jurisdiction
        this.elections = elections
    }

    render() {
        VStack(() => {
            // ── App title ─────────────────────────────────────────────
            VStack(() => {
                p("⚖️")
                    .margin(0).fontSize(1.6, em).lineHeight("1")
                h2("Civics")
                    .margin(0).marginTop(0.35, em).fontSize(1.05, em).fontWeight("700")
                    .color("var(--headertext)")
                p("Your Political Dashboard")
                    .margin(0).marginTop(0.12, em).fontSize(0.72, em)
                    .color("var(--headertext)").opacity(0.38)
            })
            .paddingHorizontal(1.1, em).paddingTop(1.2, em).paddingBottom(0.9, em)

            // ── Divider ───────────────────────────────────────────────
            VStack(() => {}).height(1, px).background("var(--divider)").marginHorizontal(1, em)

            // ── Main nav ──────────────────────────────────────────────
            VStack(() => {
                this.sectionLabel("VIEWS")
                this.navItem("🏛", "Representatives", "representatives")
                this.navItem("🗳", "Elections", "elections")
            })
            .paddingTop(0.75, em)

            VStack(() => {}).height(1, px).background("var(--divider)").marginHorizontal(1, em).marginVertical(0.5, em)

            // ── Level filter ──────────────────────────────────────────
            VStack(() => {
                this.sectionLabel("GOVERNMENT LEVEL")
                this.levelItem("all",     "🇺🇸 + 🏠 All")
                this.levelItem("federal", "🇺🇸 Federal")
                this.levelItem("state",   "🏠 State")
                this.levelItem("local",   "📍 Local")
            })

            VStack(() => {}).height(1, px).background("var(--divider)").marginHorizontal(1, em).marginVertical(0.5, em)

            // ── Jurisdiction card ─────────────────────────────────────
            VStack(() => {
                this.sectionLabel("YOUR DISTRICT")
                VStack(() => {
                    this.jurisdictionRow("Federal", this.jurisdiction.federal)
                    this.jurisdictionRow("State Senate", this.jurisdiction.stateSenate)
                    this.jurisdictionRow("State House", this.jurisdiction.stateHouse)
                    this.jurisdictionRow("County", this.jurisdiction.county)
                })
                .padding(0.75, em)
                .background("var(--darkaccent)")
                .border("1px solid var(--divider)")
                .borderRadius(0.55, em)
                .marginHorizontal(0.75, em)
                .gap(0)
            })
            .paddingTop(0)

            VStack(() => {}).flex(1)

            // ── Next election countdown ───────────────────────────────
            VStack(() => {
                const next = this.elections
                    .filter(e => new Date(e.date) > new Date())
                    .sort((a, b) => new Date(a.date) - new Date(b.date))[0]

                if (next) {
                    const days = Math.ceil((new Date(next.date) - new Date()) / 86400000)
                    VStack(() => {
                        p("NEXT ELECTION")
                            .margin(0).fontSize(0.6, em).fontWeight("700").letterSpacing("0.07em")
                            .color("var(--headertext)").opacity(0.35)
                        p(next.title)
                            .margin(0).marginTop(0.35, em).fontSize(0.8, em).fontWeight("600")
                            .color("var(--headertext)").lineHeight("1.3")
                        HStack(() => {
                            p(`${days}`)
                                .margin(0).fontSize(1.6, em).fontWeight("800")
                                .color("var(--quillred)").lineHeight("1")
                            p("days away")
                                .margin(0).marginLeft(0.35, em).fontSize(0.72, em)
                                .color("var(--headertext)").opacity(0.45)
                                .alignSelf("flex-end").paddingBottom(0.1, em)
                        })
                        .alignItems("flex-end").marginTop(0.5, em)
                    })
                    .padding(0.85, em)
                    .background("var(--darkaccent)")
                    .border("1px solid var(--divider)")
                    .borderRadius(0.55, em)
                    .cursor("pointer")
                    .onClick((done) => {if(!done) return; this.onViewChange("elections")})
                }
            })
            .paddingHorizontal(0.75, em).paddingBottom(1.1, em).flexShrink(0)
        })
        .height(100, pct).width(100, pct).boxSizing("border-box").overflowY("auto")
    }

    navItem(icon, label, viewId) {
        const isActive = this.view === viewId
        HStack(() => {
            p(icon).margin(0).fontSize(0.95, em).lineHeight("1").flexShrink(0)
            p(label).margin(0).fontSize(0.88, em).fontWeight(isActive ? "600" : "400")
                .color("var(--headertext)").opacity(isActive ? 1 : 0.65)
        })
        .gap(0.62, em).paddingHorizontal(0.85, em).paddingVertical(0.45, em)
        .marginHorizontal(0.4, em)
        .borderRadius(0.45, em)
        .background(isActive ? "var(--app)" : "transparent")
        .cursor("pointer").alignItems("center")
        .width("calc(100% - 0.8em)").boxSizing("border-box")
        .onClick((done) => {if(!done) return; this.onViewChange(viewId)})
    }

    levelItem(level, label) {
        const isActive = this.levelFilter === level
        HStack(() => {
            p(label).margin(0).fontSize(0.85, em).fontWeight(isActive ? "600" : "400")
                .color("var(--headertext)").opacity(isActive ? 1 : 0.58)
        })
        .paddingHorizontal(0.85, em).paddingVertical(0.38, em)
        .marginHorizontal(0.4, em)
        .borderRadius(0.45, em)
        .background(isActive ? "var(--app)" : "transparent")
        .cursor("pointer")
        .width("calc(100% - 0.8em)").boxSizing("border-box")
        .onClick((done) => {if(!done) return; this.onLevelChange(level)})
    }

    jurisdictionRow(label, value) {
        HStack(() => {
            p(label)
                .margin(0).fontSize(0.68, em).color("var(--headertext)").opacity(0.4)
                .width(5.5, em).flexShrink(0)
            p(value)
                .margin(0).fontSize(0.72, em).fontWeight("600").color("var(--headertext)")
                .flex(1).minWidth(0).overflow("hidden").whiteSpace("nowrap").textOverflow("ellipsis")
        })
        .paddingVertical(0.32, em)
        .borderBottom("1px solid var(--divider)")
        .alignItems("flex-start").gap(0.4, em)
    }

    sectionLabel(text) {
        p(text)
            .margin(0).marginBottom(0.28, em).paddingHorizontal(1.1, em)
            .fontSize(0.62, em).fontWeight("700").letterSpacing("0.07em")
            .color("var(--headertext)").opacity(0.35)
    }
}

register(PoliticsSidebar)