AT Protocol PDS + AppView + Tauri Desktop Client, 160-char post limit. - PDS (Rust + axum + sqlx) - Auth: createAccount, createSession, refreshSession - Records: createRecord, deleteRecord (race-safe via SELECT FOR UPDATE) - Feed: feed.like.create, feed.repost.create - Sync: getRepo, getBlocks, getLatestCommit, getRecord (with MST proof), listRepos - Identity: resolveHandle - MST: spec-conformant (at-mst crate, 27 tests) - Repo: signed commits, TID counter (monotonic, 4096 wrap safe) - AppView (Rust + axum + sqlx) - Jetstream consumer (WebSocket, exponential backoff, 38k+ events indexed) - REST API: timeline/home (graph-aware), profile, search, post (with thread hydration) - Handle-sync worker (did:plc + did:web) - JSONB embed storage + thread columns (migration 0003) - Like/repost counter cache (migration 0004) - Tauri 2 + Svelte 5 Desktop Client - System tray (Show/Compose/Quit menu) - OS notifications (tauri-plugin-notification) - Auto-update (tauri-plugin-updater, placeholder endpoint) - Window-state (tauri-plugin-window-state) - 160-char compose with live counter - Image/Link embed rendering - LocalStorage-persisted like state - Timeline with poll (prepend new posts) - Custom TitleBar (transparent, no decorations) - Orange/IBM Plex Mono maarcade design Tests: 231 Rust + 9 vitest = 240 passed.
38 lines
2.0 KiB
SQL
38 lines
2.0 KiB
SQL
-- AppView database migration 0003
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-- Adds embed + thread-context columns to `posts`.
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--
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-- Why
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--
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-- Phase 4 (indexer) only stored `text` + `parent_uri` + `root_uri`, which
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-- was enough to render plain-text timelines. Phase 5 wants embeds (images,
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-- link cards, quoted posts) and thread context visible in the UI.
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--
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-- Columns
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-- embed JSONB, nullable — the full AT-Protocol embed
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-- object as it appears in the record value. We
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-- store the whole thing verbatim rather than
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-- normalising into a separate `embeds` table so
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-- the UI can decode it without a second round
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-- trip, and so a future lexicon change doesn't
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-- require a schema migration.
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-- reply_parent_handle TEXT, nullable — display handle for
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-- `parent_uri`'s author. Backfilled by the
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-- handle-sync worker. Nullable because the
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-- sync worker hasn't seen the row yet, OR
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-- because the parent isn't in our index.
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-- reply_root_handle TEXT, nullable — display handle for
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-- `root_uri`'s author. Same semantics.
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-- reply_root_uri TEXT, nullable — duplicate of `root_uri`
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-- for the "show full thread" link target.
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-- Kept as its own column so the index covers
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-- it without having to special-case NULLs on
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-- the existing `root_uri`.
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--
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-- All columns are nullable. Pre-existing rows will continue to render
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-- correctly — old posts simply have `embed = NULL` and the UI omits the
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-- embed block.
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ALTER TABLE posts ADD COLUMN IF NOT EXISTS embed JSONB;
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ALTER TABLE posts ADD COLUMN IF NOT EXISTS reply_parent_handle TEXT;
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ALTER TABLE posts ADD COLUMN IF NOT EXISTS reply_root_handle TEXT;
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ALTER TABLE posts ADD COLUMN IF NOT EXISTS reply_root_uri TEXT; |