republisher/repub/pages/dashboard.py

from __future__ import annotations

from collections.abc import Mapping

import htpy as h
from htpy import Node, Renderable

from repub.components import (
    admin_sidebar,
    header_action_link,
    inline_button,
    inline_link,
    muted_action_link,
    stat_card,
    status_badge,
    table_section,
)


def _text(values: Mapping[str, object], key: str) -> str:
    return str(values[key])


def _running_execution_row(execution: Mapping[str, object]) -> tuple[Node, ...]:
    status_tone = "running" if _text(execution, "status") != "Succeeded" else "done"
    return (
        h.div[
            h.div(class_="font-semibold text-slate-950")[_text(execution, "source")],
            h.p(class_="mt-0.5 font-mono text-[11px] text-slate-500")[
                _text(execution, "slug")
            ],
        ],
        h.div[
            h.p(class_="font-medium text-slate-900")[
                f"#{_text(execution, 'execution_id')}"
            ],
            h.p(class_="mt-0.5 text-[11px] text-slate-500")[
                f"job {_text(execution, 'job_id')}"
            ],
        ],
        h.div[
            h.p(class_="font-medium text-slate-900")[_text(execution, "started_at")],
            h.p(class_="mt-0.5 text-[11px] text-slate-500")[
                _text(execution, "runtime")
            ],
        ],
        status_badge(label=_text(execution, "status"), tone=status_tone),
        h.div(class_="min-w-56 whitespace-normal")[
            h.p(class_="font-medium text-slate-900")[_text(execution, "stats")],
            h.p(class_="mt-0.5 text-[11px] text-slate-500")[_text(execution, "worker")],
        ],
        h.div(class_="flex flex-nowrap items-center gap-3")[
            inline_link(
                href=_text(execution, "log_href"),
                label="View log",
                tone="amber",
            ),
            inline_button(label="Stop", tone="danger"),
        ],
    )


def dashboard_header() -> Renderable:
    return h.section[
        h.div(
            class_="flex flex-col gap-4 sm:flex-row sm:items-start sm:justify-between"
        )[
            h.div[
                h.h1(class_="text-3xl font-semibold tracking-tight text-slate-950")[
                    "Republisher"
                ],
                h.p(class_="mt-1 text-sm text-slate-600")[
                    "Operational status and live executions."
                ],
            ],
            h.div(class_="flex flex-wrap gap-2")[
                header_action_link(href="/sources/create", label="Create source"),
                muted_action_link(href="/sources", label="View sources"),
            ],
        ]
    ]


def operational_snapshot(*, snapshot: Mapping[str, str] | None = None) -> Renderable:
    values = snapshot or {
        "running_now": "0",
        "upcoming_today": "0",
        "failures_24h": "0",
        "artifact_footprint": "0 B",
    }
    return h.section[
        h.div(class_="mb-3 flex items-end justify-between gap-4")[
            h.div[
                h.p(
                    class_="text-xs font-semibold uppercase tracking-[0.22em] text-slate-500"
                )["Overview"],
                h.h2(class_="mt-1 text-xl font-semibold tracking-tight text-slate-950")[
                    "Operational snapshot"
                ],
            ],
            h.p(class_="text-xs text-slate-500")["Live values from the database"],
        ],
        h.dl(class_="grid gap-3 md:grid-cols-2 xl:grid-cols-4")[
            stat_card(
                label="Running now",
                value=values["running_now"],
                detail="Currently active job executions.",
            ),
            stat_card(
                label="Upcoming today",
                value=values["upcoming_today"],
                detail="Enabled jobs that are ready for their next run.",
            ),
            stat_card(
                label="Failures in 24h",
                value=values["failures_24h"],
                detail="Recent failed executions recorded by the scheduler.",
            ),
            stat_card(
                label="Artifact footprint",
                value=values["artifact_footprint"],
                detail="Current artifact size under the output path.",
            ),
        ],
    ]


def running_executions_table(
    *, running_executions: tuple[Mapping[str, object], ...] | None = None
) -> Renderable:
    rows = tuple(
        _running_execution_row(execution) for execution in (running_executions or ())
    )
    headers = ("Source", "Execution", "Started", "Status", "Stats", "Actions")

    def render_row(row: tuple[Node, ...]) -> Renderable:
        first_cell, *other_cells = row
        return h.tr(class_="align-top")[
            h.td(class_="py-3 pr-6 pl-4 text-sm font-medium text-slate-950 sm:pl-4")[
                first_cell
            ],
            (
                h.td(
                    class_="px-3 py-3 align-top text-sm whitespace-nowrap text-slate-600"
                )[cell]
                for cell in other_cells
            ),
        ]

    return h.section[
        h.div(class_="mb-3 flex items-end justify-between gap-4")[
            h.div[
                h.p(
                    class_="text-xs font-semibold uppercase tracking-[0.22em] text-amber-600"
                )["Live work"],
                h.h2(class_="mt-1 text-xl font-semibold text-slate-950")[
                    "Running executions"
                ],
                h.p(class_="mt-1 text-sm text-slate-600")[
                    "Dashboard keeps only the in-flight executions visible here. The full run history lives on the Runs page."
                ],
            ],
            muted_action_link(href="/runs", label="Open runs"),
        ],
        h.div(
            class_="overflow-hidden rounded-2xl bg-white shadow-sm ring-1 ring-slate-200"
        )[
            h.div(class_="overflow-x-auto")[
                h.table(
                    class_="w-full min-w-[70rem] divide-y divide-slate-200 table-auto"
                )[
                    h.thead(class_="bg-stone-50")[
                        h.tr[
                            (
                                h.th(
                                    scope="col",
                                    class_="px-3 py-2.5 text-left text-[11px] font-semibold uppercase tracking-[0.18em] whitespace-nowrap text-slate-500 first:pl-4",
                                )[header]
                                for header in headers
                            )
                        ]
                    ],
                    h.tbody(class_="divide-y divide-slate-200 bg-white")[
                        (render_row(row) for row in rows)
                    ],
                ]
            ]
        ],
    ]


def _source_feed_row(source_feed: Mapping[str, object]) -> tuple[Node, ...]:
    last_updated_iso = source_feed.get("last_updated_iso")
    last_updated = (
        h.time(
            datetime=str(last_updated_iso),
            title=str(last_updated_iso),
            class_="font-medium text-slate-900",
        )[str(source_feed["last_updated"])]
        if last_updated_iso is not None
        else h.p(class_="font-medium text-slate-900")[str(source_feed["last_updated"])]
    )
    return (
        h.div[
            h.div(class_="font-semibold text-slate-950")[str(source_feed["source"])],
            h.p(class_="mt-0.5 font-mono text-[11px] text-slate-500")[
                str(source_feed["slug"])
            ],
        ],
        h.div(class_="min-w-64")[
            inline_link(
                href=str(source_feed["feed_href"]),
                label=str(source_feed["feed_href"]),
                tone="amber",
            )
        ],
        status_badge(
            label=str(source_feed["feed_status_label"]),
            tone=str(source_feed["feed_status_tone"]),
        ),
        last_updated,
        h.p(class_="font-medium text-slate-900")[
            str(source_feed["artifact_footprint"])
        ],
    )


def published_feeds_table(
    *, source_feeds: tuple[Mapping[str, object], ...] | None = None
) -> Renderable:
    rows = tuple(_source_feed_row(source_feed) for source_feed in (source_feeds or ()))
    return table_section(
        eyebrow="Published feeds",
        title="Published feeds",
        subtitle="Per-source public feed paths under /feeds, with current availability and disk usage.",
        headers=("Source", "Feed URL", "Status", "Last updated", "Disk usage"),
        rows=rows,
        actions=muted_action_link(href="/sources", label="Manage sources"),
    )


def dashboard_page() -> Renderable:
    return dashboard_page_with_data()


def dashboard_page_with_data(
    *,
    snapshot: Mapping[str, str] | None = None,
    running_executions: tuple[Mapping[str, object], ...] | None = None,
    source_feeds: tuple[Mapping[str, object], ...] | None = None,
) -> Renderable:
    return h.main(
        id="morph",
        class_="min-h-screen lg:grid lg:grid-cols-[18rem_minmax(0,1fr)]",
    )[
        admin_sidebar(current_path="/"),
        h.div(class_="px-4 py-4 sm:px-5 lg:px-6 lg:py-5")[
            h.div(class_="mx-auto max-w-7xl space-y-5")[
                dashboard_header(),
                operational_snapshot(snapshot=snapshot),
                running_executions_table(running_executions=running_executions),
                published_feeds_table(source_feeds=source_feeds),
            ]
        ],
    ]