Refactor
This commit is contained in:
parent
e9f6051f60
commit
b8a1c5461b
3 changed files with 286 additions and 108 deletions
148
Cargo.lock
generated
148
Cargo.lock
generated
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@ -41,6 +41,55 @@ dependencies = [
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"libc",
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]
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[[package]]
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name = "anstream"
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version = "0.3.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0ca84f3628370c59db74ee214b3263d58f9aadd9b4fe7e711fd87dc452b7f163"
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dependencies = [
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"anstyle",
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"anstyle-parse",
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"anstyle-query",
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"anstyle-wincon",
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"colorchoice",
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"is-terminal",
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"utf8parse",
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]
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[[package]]
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name = "anstyle"
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version = "1.0.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3a30da5c5f2d5e72842e00bcb57657162cdabef0931f40e2deb9b4140440cecd"
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[[package]]
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name = "anstyle-parse"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "938874ff5980b03a87c5524b3ae5b59cf99b1d6bc836848df7bc5ada9643c333"
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dependencies = [
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"utf8parse",
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]
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[[package]]
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name = "anstyle-query"
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version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5ca11d4be1bab0c8bc8734a9aa7bf4ee8316d462a08c6ac5052f888fef5b494b"
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dependencies = [
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"windows-sys",
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]
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[[package]]
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name = "anstyle-wincon"
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version = "1.0.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "180abfa45703aebe0093f79badacc01b8fd4ea2e35118747e5811127f926e188"
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dependencies = [
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"anstyle",
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"windows-sys",
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]
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[[package]]
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name = "anyhow"
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version = "1.0.71"
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@ -177,6 +226,53 @@ dependencies = [
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"winapi",
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]
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[[package]]
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name = "clap"
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version = "4.3.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3eab9e8ceb9afdade1ab3f0fd8dbce5b1b2f468ad653baf10e771781b2b67b73"
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dependencies = [
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"clap_builder",
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"clap_derive",
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"once_cell",
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]
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[[package]]
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name = "clap_builder"
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version = "4.3.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9f2763db829349bf00cfc06251268865ed4363b93a943174f638daf3ecdba2cd"
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dependencies = [
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"anstream",
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"anstyle",
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"clap_lex",
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"strsim",
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]
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[[package]]
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name = "clap_derive"
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version = "4.3.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "54a9bb5758fc5dfe728d1019941681eccaf0cf8a4189b692a0ee2f2ecf90a050"
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dependencies = [
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"heck",
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"proc-macro2",
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"quote",
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"syn 2.0.25",
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]
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[[package]]
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name = "clap_lex"
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version = "0.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2da6da31387c7e4ef160ffab6d5e7f00c42626fe39aea70a7b0f1773f7dd6c1b"
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[[package]]
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name = "colorchoice"
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version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "acbf1af155f9b9ef647e42cdc158db4b64a1b61f743629225fde6f3e0be2a7c7"
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[[package]]
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name = "combine"
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version = "4.6.6"
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@ -520,6 +616,12 @@ version = "0.12.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
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[[package]]
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name = "heck"
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version = "0.4.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
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[[package]]
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name = "hermit-abi"
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version = "0.3.2"
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@ -772,6 +874,22 @@ dependencies = [
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"wasm-bindgen",
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]
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[[package]]
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name = "kensho"
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version = "0.1.0"
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dependencies = [
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"anyhow",
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"chrono",
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"clap",
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"env_logger",
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"html2md",
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"log",
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"megalodon",
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"rss",
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"tokio",
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"tokio-stream",
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]
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[[package]]
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name = "lazy_static"
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version = "1.4.0"
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@ -1737,6 +1855,17 @@ dependencies = [
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"tokio",
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]
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[[package]]
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name = "tokio-stream"
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version = "0.1.14"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "397c988d37662c7dda6d2208364a706264bf3d6138b11d436cbac0ad38832842"
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dependencies = [
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"futures-core",
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"pin-project-lite",
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"tokio",
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]
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[[package]]
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name = "tokio-tungstenite"
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version = "0.19.0"
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@ -1883,6 +2012,12 @@ version = "0.7.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
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[[package]]
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name = "utf8parse"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
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[[package]]
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name = "vcpkg"
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version = "0.2.15"
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@ -2005,19 +2140,6 @@ dependencies = [
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"web-sys",
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]
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[[package]]
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name = "watershed"
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version = "0.1.0"
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dependencies = [
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"anyhow",
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"chrono",
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"env_logger",
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"html2md",
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"megalodon",
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"rss",
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"tokio",
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]
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[[package]]
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name = "web-sys"
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version = "0.3.64"
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@ -1,5 +1,5 @@
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[package]
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name = "watershed"
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name = "kensho"
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version = "0.1.0"
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edition = "2021"
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@ -8,8 +8,11 @@ edition = "2021"
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[dependencies]
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anyhow = "1.0.71"
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chrono = "0.4.26"
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clap = { version = "4.3.12", features = ["default", "derive"] }
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env_logger = "0.10.0"
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html2md = "0.2.14"
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log = "0.4.19"
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megalodon = "0.8.3"
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rss = "2.0.4"
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tokio = { version = "1.28.2", features = ["default", "full"] }
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tokio-stream = "0.1.14"
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241
src/main.rs
241
src/main.rs
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@ -1,127 +1,180 @@
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use anyhow::{format_err, Result};
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use chrono::{DateTime, Local, NaiveDate, TimeZone, Utc};
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use anyhow::{bail, format_err, Result};
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use chrono::{DateTime, Local, LocalResult, NaiveDate, TimeZone, Utc};
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use html2md::parse_html;
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use log::{debug, trace};
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use megalodon::{
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entities::status::Status, generator, megalodon::GetLocalTimelineInputOptions,
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response::Response,
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entities::Status, generator, megalodon::GetLocalTimelineInputOptions, response::Response,
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Megalodon,
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};
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use tokio_stream::{iter, StreamExt};
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use std::env;
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#[derive(Debug)]
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struct Post {
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id: String,
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content: String,
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created_at: DateTime<Utc>,
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struct Range {
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start: DateTime<Local>,
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end: DateTime<Local>,
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}
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// TODO implement try_from that looks for descendants and adds them
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impl From<&Status> for Post {
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fn from(status: &Status) -> Self {
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let Status {
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id,
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created_at,
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content,
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..
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} = status;
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let id = id.clone();
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let created_at = created_at.clone();
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let content = parse_html(&content);
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Post {
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id,
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created_at,
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content,
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}
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}
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#[derive(Debug)]
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struct Page<'a> {
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oldest_id: Option<String>,
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oldest: Option<&'a DateTime<Utc>>,
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newest: Option<&'a DateTime<Utc>>,
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}
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#[tokio::main]
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async fn main() -> Result<()> {
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env::set_var("RUST_LOG", format!("{}=debug", module_path!()));
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env_logger::init();
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// TODO add clap and argument for date
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let start = Local
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.from_local_datetime(
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&NaiveDate::from_ymd_opt(2023, 7, 1)
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.ok_or_else(|| format_err!("Invalid date!"))?
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.and_hms_opt(0, 0, 0)
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.expect("Failed to construct time!"),
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)
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.unwrap();
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let day = try_create_range("2023-07-01")?;
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let end = Local
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.from_local_datetime(
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&NaiveDate::from_ymd_opt(2023, 7, 1)
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.ok_or_else(|| format_err!("Invallid date!"))?
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.and_hms_opt(23, 59, 59)
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.expect("Failed to construct time!"),
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)
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.unwrap();
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debug!("Date {}", day.end.format("%Y-%m-%d"));
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println!("Date {:#?}", start);
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let client = create_client()?;
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let url = env::var("MASTODON_URL")?;
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let token = env::var("MASTODON_ACCESS_TOKEN")?;
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let client = generator(megalodon::SNS::Mastodon, url, Some(token), None);
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let mut max_id: Option<String> = None;
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let mut last_id_on_page: Option<String> = None;
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debug!("Fetching posts");
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loop {
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let Response { json, .. } = if let Some(max_id) = max_id.as_ref() {
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client
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.get_local_timeline(Some(&GetLocalTimelineInputOptions {
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max_id: Some(max_id.clone()),
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..GetLocalTimelineInputOptions::default()
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}))
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.await?
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} else {
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client.get_local_timeline(None).await?
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let json = fetch_page(&client, &last_id_on_page).await?;
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let page = Page {
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newest: json.first().map(|s| &s.created_at),
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oldest_id: json.last().map(|s| s.id.clone()),
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oldest: json.last().map(|s| &s.created_at),
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};
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trace!("Page bounds {:?}", page);
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if let Some(last) = json.last() {
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if last.created_at > start {
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max_id.replace(last.id.clone());
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continue;
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}
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if last_id_on_page.is_some() && page_start_older_than(&page, &day) {
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break;
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}
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println!(
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"{}",
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json.iter()
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.filter(|json| start <= json.created_at && json.created_at <= end)
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.map(Post::from)
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.map(|post| {
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format!(
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"{} ({})
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if let Some(oldest_id) = page_newer_than(&page, &day) {
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last_id_on_page.replace(oldest_id);
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continue;
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}
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let json = json
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.clone()
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.into_iter()
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.filter(|json| day.start <= json.created_at && json.created_at <= day.end)
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.collect::<Vec<Status>>();
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trace!("Filtered to {} post(s)", json.len());
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let mut stream = iter(json);
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while let Some(status) = stream.next().await {
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println!(
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"{}
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> {}",
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post.created_at.format("%H:%M"),
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post.id,
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post.content
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)
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})
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.collect::<Vec<String>>()
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.join("\n\n")
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);
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let context = client
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.get_status_context(String::from("110638913257555200"), None)
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.await?;
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println!(
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"{}",
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context
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.json
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status.created_at.with_timezone(&Local).format("%H:%M"),
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parse_html(&status.content)
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);
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let Response { json, .. } = client.get_status_context(status.id, None).await?;
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let thread = json
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.descendants
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.iter()
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.map(Post::from)
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.map(|post| {
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.into_iter()
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.map(|status| {
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format!(
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">
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> {} ({})
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> {}
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>> {}",
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post.created_at.format("%H:%M"),
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post.id,
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post.content
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status.created_at.with_timezone(&Local).format("%H:%M"),
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parse_html(&status.content)
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)
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})
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.collect::<Vec<String>>()
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.join("\n")
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);
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break;
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.join("\n");
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println!("{}", thread);
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}
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if page_end_older_than(&page, &day) {
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debug!("No more posts in range.");
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break;
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}
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|
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if let Some(id) = page.oldest_id {
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last_id_on_page.replace(id.clone());
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}
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}
|
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Ok(())
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}
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fn create_client() -> Result<Box<dyn Megalodon + Send + Sync>> {
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let url = env::var("MASTODON_URL")?;
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let token = env::var("MASTODON_ACCESS_TOKEN")?;
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Ok(generator(megalodon::SNS::Mastodon, url, Some(token), None))
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}
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async fn fetch_page(
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client: &Box<dyn Megalodon + Send + Sync>,
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last_id_on_page: &Option<String>,
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) -> Result<Vec<Status>> {
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let Response { json, .. } = if let Some(max_id) = last_id_on_page.as_ref() {
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debug!("Fetching next page");
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client
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.get_local_timeline(Some(&GetLocalTimelineInputOptions {
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max_id: Some(max_id.clone()),
|
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..GetLocalTimelineInputOptions::default()
|
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}))
|
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.await?
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} else {
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debug!("Fetching first page");
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client.get_local_timeline(None).await?
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};
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Ok(json)
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}
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|
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fn try_create_range<S: AsRef<str>>(date: S) -> Result<Range> {
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Ok(Range {
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start: create_day_bound(&date, 0, 0, 0)?,
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end: create_day_bound(date, 23, 59, 59)?,
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})
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}
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fn create_day_bound<S: AsRef<str>>(
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day: S,
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hour: u32,
|
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minute: u32,
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second: u32,
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) -> Result<DateTime<Local>> {
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let ts: Vec<&str> = day.as_ref().split("-").collect();
|
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if ts.len() != 3 {
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bail!("Invalid date format! {}", day.as_ref())
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}
|
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let (year, month, day) = if let [year, month, day, ..] = &ts[..] {
|
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(year, month, day)
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} else {
|
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bail!("Invalid date format! {}", day.as_ref())
|
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};
|
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let b = Local.from_local_datetime(
|
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&NaiveDate::from_ymd_opt(year.parse()?, month.parse()?, day.parse()?)
|
||||
.ok_or_else(|| format_err!("Invalid date!"))?
|
||||
.and_hms_opt(hour, minute, second)
|
||||
.ok_or_else(|| format_err!("Invalid time!"))?,
|
||||
);
|
||||
if let LocalResult::Single(b) = b {
|
||||
Ok(b)
|
||||
} else {
|
||||
bail!("Cannot construct day boundary!")
|
||||
}
|
||||
}
|
||||
|
||||
fn page_newer_than(page: &Page, range: &Range) -> Option<String> {
|
||||
page.oldest
|
||||
.filter(|oldest| *oldest > &range.end)
|
||||
.and_then(|_| page.oldest_id.clone())
|
||||
}
|
||||
|
||||
fn page_end_older_than(page: &Page, range: &Range) -> bool {
|
||||
status_older_than(&page.oldest, &range.start)
|
||||
}
|
||||
|
||||
fn page_start_older_than(page: &Page, range: &Range) -> bool {
|
||||
status_older_than(&page.newest, &range.start)
|
||||
}
|
||||
|
||||
fn status_older_than(status: &Option<&DateTime<Utc>>, dt: &DateTime<Local>) -> bool {
|
||||
status.map(|status| status < dt).unwrap_or_default()
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue