368 lines
12 KiB
Rust
368 lines
12 KiB
Rust
use std::{fmt::Debug, sync::Arc};
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use atty::Stream;
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use clap::{Arg, ArgMatches, Command as Argparse};
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use futures::executor::block_on;
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use matrix_sdk_base::{RoomInfo, StateStore};
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use matrix_sdk_sled::SledStateStore;
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use ruma::{events::StateEventType, OwnedRoomId, OwnedUserId, RoomId};
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use rustyline::{
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completion::{Completer, Pair},
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error::ReadlineError,
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highlight::{Highlighter, MatchingBracketHighlighter},
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hint::{Hinter, HistoryHinter},
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validate::{MatchingBracketValidator, Validator},
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CompletionType, Config, Context, EditMode, Editor,
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};
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use rustyline_derive::Helper;
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use serde::Serialize;
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use syntect::{
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dumps::from_binary,
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easy::HighlightLines,
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highlighting::{Style, ThemeSet},
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parsing::SyntaxSet,
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util::{as_24_bit_terminal_escaped, LinesWithEndings},
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};
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#[derive(Clone)]
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struct Inspector {
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store: Arc<SledStateStore>,
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printer: Printer,
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}
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#[derive(Helper)]
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struct InspectorHelper {
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store: Arc<SledStateStore>,
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_highlighter: MatchingBracketHighlighter,
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_validator: MatchingBracketValidator,
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_hinter: HistoryHinter,
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}
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impl InspectorHelper {
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const EVENT_TYPES: &'static [&'static str] = &[
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"m.room.aliases",
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"m.room.avatar",
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"m.room.canonical_alias",
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"m.room.create",
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"m.room.encryption",
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"m.room.guest_access",
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"m.room.history_visibility",
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"m.room.join_rules",
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"m.room.name",
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"m.room.power_levels",
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"m.room.tombstone",
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"m.room.topic",
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];
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fn new(store: Arc<SledStateStore>) -> Self {
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Self {
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store,
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_highlighter: MatchingBracketHighlighter::new(),
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_validator: MatchingBracketValidator::new(),
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_hinter: HistoryHinter {},
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}
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}
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fn complete_event_types(&self, arg: Option<&&str>) -> Vec<Pair> {
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Self::EVENT_TYPES
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.iter()
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.map(|&t| Pair { display: t.to_owned(), replacement: format!("{t} ") })
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.filter(|r| if let Some(arg) = arg { r.replacement.starts_with(arg) } else { true })
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.collect()
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}
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fn complete_rooms(&self, arg: Option<&&str>) -> Vec<Pair> {
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let rooms: Vec<RoomInfo> =
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block_on(async { StateStore::get_room_infos(&*self.store).await.unwrap() });
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rooms
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.into_iter()
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.map(|r| Pair {
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display: r.room_id().to_string(),
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replacement: format!("{} ", r.room_id()),
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})
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.filter(|r| if let Some(arg) = arg { r.replacement.starts_with(arg) } else { true })
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.collect()
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}
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}
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impl Completer for InspectorHelper {
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type Candidate = Pair;
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fn complete(
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&self,
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line: &str,
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pos: usize,
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_: &Context<'_>,
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) -> Result<(usize, Vec<Pair>), ReadlineError> {
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let args: Vec<&str> = line.split_ascii_whitespace().collect();
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let commands = vec![
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("get-state", "get a state event in the given room"),
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("get-profiles", "get all the stored profiles in the given room"),
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("list-rooms", "list all rooms"),
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("get-members", "get all the membership events in the given room"),
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]
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.iter()
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.map(|(r, d)| Pair { display: format!("{r} ({d})"), replacement: format!("{r} ") })
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.collect();
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if args.is_empty() {
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Ok((pos, commands))
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} else if args.len() == 1 {
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if (args[0] == "get-state" || args[0] == "get-members" || args[0] == "get-profiles")
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&& line.ends_with(' ')
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{
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Ok((args[0].len() + 1, self.complete_rooms(args.get(1))))
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} else {
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Ok((
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0,
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commands.into_iter().filter(|c| c.replacement.starts_with(args[0])).collect(),
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))
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}
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} else if args.len() == 2 {
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if args[0] == "get-state" {
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if line.ends_with(' ') {
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Ok((args[0].len() + args[1].len() + 2, self.complete_event_types(args.get(2))))
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} else {
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Ok((args[0].len() + 1, self.complete_rooms(args.get(1))))
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}
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} else if args[0] == "get-members" || args[0] == "get-profiles" {
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Ok((args[0].len() + 1, self.complete_rooms(args.get(1))))
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} else {
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Ok((pos, vec![]))
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}
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} else if args.len() == 3 {
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if args[0] == "get-state" {
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Ok((args[0].len() + args[1].len() + 2, self.complete_event_types(args.get(2))))
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} else {
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Ok((pos, vec![]))
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}
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} else {
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Ok((pos, vec![]))
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}
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}
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}
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impl Hinter for InspectorHelper {
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type Hint = String;
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}
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impl Highlighter for InspectorHelper {}
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impl Validator for InspectorHelper {}
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#[derive(Clone, Debug)]
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struct Printer {
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ps: Arc<SyntaxSet>,
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ts: Arc<ThemeSet>,
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json: bool,
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color: bool,
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}
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impl Printer {
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fn new(json: bool, color: bool) -> Self {
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let syntax_set: SyntaxSet = from_binary(include_bytes!("../syntaxes.bin"));
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let themes: ThemeSet = from_binary(include_bytes!("../themes.bin"));
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Self { ps: syntax_set.into(), ts: themes.into(), json, color }
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}
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fn pretty_print_struct<T: Debug + Serialize>(&self, data: &T) {
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let data = if self.json {
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serde_json::to_string_pretty(data).expect("Can't serialize struct")
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} else {
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format!("{data:#?}")
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};
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let syntax = if self.json {
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self.ps.find_syntax_by_extension("rs").expect("Can't find rust syntax extension")
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} else {
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self.ps.find_syntax_by_extension("json").expect("Can't find json syntax extension")
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};
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if self.color {
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let mut h = HighlightLines::new(syntax, &self.ts.themes["Forest Night"]);
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for line in LinesWithEndings::from(&data) {
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let ranges: Vec<(Style, &str)> =
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h.highlight_line(line, &self.ps).expect("Failed to highlight line");
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let escaped = as_24_bit_terminal_escaped(&ranges[..], false);
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print!("{escaped}");
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}
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// Clear the formatting
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println!("\x1b[0m");
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} else {
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println!("{data}");
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}
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}
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}
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impl Inspector {
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fn new(database_path: &str, json: bool, color: bool) -> Self {
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let printer = Printer::new(json, color);
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let store = Arc::new(
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SledStateStore::builder()
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.path(database_path.into())
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.build()
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.expect("Can't open sled database"),
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);
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Self { store, printer }
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}
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async fn run(&self, matches: ArgMatches) {
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match matches.subcommand() {
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Some(("get-profiles", args)) => {
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let room_id = RoomId::parse(args.value_of("room-id").unwrap()).unwrap();
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self.get_profiles(room_id).await;
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}
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Some(("get-members", args)) => {
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let room_id = RoomId::parse(args.value_of("room-id").unwrap()).unwrap();
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self.get_members(room_id).await;
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}
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Some(("list-rooms", _)) => self.list_rooms().await,
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Some(("get-display-names", args)) => {
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let room_id = RoomId::parse(args.value_of("room-id").unwrap()).unwrap();
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let display_name = args.value_of("display-name").unwrap().to_owned();
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self.get_display_name_owners(room_id, display_name).await;
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}
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Some(("get-state", args)) => {
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let room_id = RoomId::parse(args.value_of("room-id").unwrap()).unwrap();
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let event_type =
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StateEventType::try_from(args.value_of("event-type").unwrap()).unwrap();
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self.get_state(room_id, event_type).await;
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}
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_ => unreachable!(),
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}
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}
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async fn list_rooms(&self) {
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let rooms: Vec<RoomInfo> = StateStore::get_room_infos(&*self.store).await.unwrap();
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self.printer.pretty_print_struct(&rooms);
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}
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async fn get_display_name_owners(&self, room_id: OwnedRoomId, display_name: String) {
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let users = self.store.get_users_with_display_name(&room_id, &display_name).await.unwrap();
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self.printer.pretty_print_struct(&users);
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}
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async fn get_profiles(&self, room_id: OwnedRoomId) {
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let joined: Vec<OwnedUserId> =
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StateStore::get_joined_user_ids(&*self.store, &room_id).await.unwrap();
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for member in joined {
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let event = self.store.get_profile(&room_id, &member).await.unwrap();
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self.printer.pretty_print_struct(&event);
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}
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}
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async fn get_members(&self, room_id: OwnedRoomId) {
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let joined: Vec<OwnedUserId> =
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StateStore::get_joined_user_ids(&*self.store, &room_id).await.unwrap();
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for member in joined {
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let event = self.store.get_member_event(&room_id, &member).await.unwrap();
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self.printer.pretty_print_struct(&event);
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}
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}
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async fn get_state(&self, room_id: OwnedRoomId, event_type: StateEventType) {
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self.printer.pretty_print_struct(
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&self.store.get_state_event(&room_id, event_type, "").await.unwrap(),
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);
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}
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fn subcommands() -> Vec<Argparse<'static>> {
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vec![
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Argparse::new("list-rooms"),
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Argparse::new("get-members").arg(Arg::new("room-id").required(true).validator(|r| {
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RoomId::parse(r).map(|_| ()).map_err(|_| "Invalid room id given".to_owned())
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})),
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Argparse::new("get-profiles").arg(Arg::new("room-id").required(true).validator(|r| {
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RoomId::parse(r).map(|_| ()).map_err(|_| "Invalid room id given".to_owned())
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})),
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Argparse::new("get-display-names")
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.arg(Arg::new("room-id").required(true).validator(|r| {
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RoomId::parse(r).map(|_| ()).map_err(|_| "Invalid room id given".to_owned())
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}))
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.arg(Arg::new("display-name").required(true)),
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Argparse::new("get-state")
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.arg(Arg::new("room-id").required(true).validator(|r| {
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RoomId::parse(r).map(|_| ()).map_err(|_| "Invalid room id given".to_owned())
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}))
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.arg(Arg::new("event-type").required(true).validator(|e| {
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StateEventType::try_from(e)
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.map(|_| ())
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.map_err(|_| "Invalid event type".to_owned())
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})),
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]
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}
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async fn parse_and_run(&self, input: &str) {
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let argparse = Argparse::new("state-inspector")
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.disable_version_flag(true)
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.disable_help_flag(true)
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.no_binary_name(true)
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.subcommand_required(true)
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.arg_required_else_help(true)
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.subcommands(Inspector::subcommands());
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match argparse.try_get_matches_from(input.split_ascii_whitespace()) {
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Ok(m) => {
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self.run(m).await;
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}
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Err(e) => {
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println!("{e}");
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}
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}
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}
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}
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fn main() {
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let argparse = Argparse::new("state-inspector")
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.disable_version_flag(true)
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.arg(Arg::new("database").required(true))
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.arg(
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Arg::new("json")
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.long("json")
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.help("set the output to raw json instead of Rust structs")
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.global(true)
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.takes_value(false),
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)
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.subcommands(Inspector::subcommands());
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let matches = argparse.get_matches();
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let database_path = matches.value_of("database").expect("No database path");
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let json = matches.is_present("json");
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let color = atty::is(Stream::Stdout);
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let inspector = Inspector::new(database_path, json, color);
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if matches.subcommand().is_none() {
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let config = Config::builder()
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.history_ignore_space(true)
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.completion_type(CompletionType::List)
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.edit_mode(EditMode::Emacs)
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.build();
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let helper = InspectorHelper::new(inspector.store.clone());
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let mut rl =
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Editor::<InspectorHelper>::with_config(config).expect("Failed to create Editor");
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rl.set_helper(Some(helper));
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while let Ok(input) = rl.readline(">> ") {
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rl.add_history_entry(input.as_str());
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block_on(inspector.parse_and_run(input.as_str()));
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}
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} else {
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block_on(inspector.run(matches));
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}
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}
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