#!/bin/bash



url=$(curl -s -H Accept:application/activity+json "$1" | jq -r '.outbox' | xargs curl -s -H Accept:application/activity+json | jq -r '.first')
targetdate=$(date -d "now - $2 days" +%s)

declare -A activities

# Mastodon has pagination, so - let's find the page that contains post from now to n days ago.

stop=false
echo -n "Processing pages"
while [ "$url" != "" ] && [ "$stop" != true ] ; do
    response=$(curl -s -H "Accept: application/activity+json" "$url")
    lines=$(echo "$response" | jq -c '.orderedItems[] | {id, published}')
    while IFS= read -r line; do
        ts=$(echo "$line" | jq -r '.published' | xargs date +%s -d)
        act=$(echo "$line" | jq -r '.id')
        if [[ "$ts" -gt "$targetdate" ]]; then
            activities["${ts}"]="$act"
        else
            stop=true
        fi
    done <<<"$lines"
    url=$(echo "$response" | jq -r .next)
    echo -n "."
done
echo ""

# We got some activities, so now let's extract relevant info form them, turning into actual posts data

declare -a posts
echo -n "Processing activities"
for key in "${!activities[@]}"; do
    activity="${activities[$key]}"
    response=$(curl -s -H "Accept: application/activity+json" "$activity")
    type=$(echo "$response" | jq -r '.type')
    datetime=$(echo "$response" | jq -r '.published')
    date=$(echo "$datetime" | cut -d "T" -f 1)
    time=$(echo "$datetime" | cut -d "T" -f 2 | tr -d "Z")
    if [[ "$type" = "Announce" ]]; then
        link=$(echo "$response" | jq -r '.object')
        object=$(curl -s -H "Accept: application/activity+json" "$link")
        content=$(echo "$object" | jq -r '.content')
        replyto=$(echo "$response" | jq -r '.inReplyRTo')
        actorlink=$(echo "$object" | jq -r '.attributedTo')
        attachment=$(echo "$object" | jq -jc '.attachment[].url' 2>/dev/null || echo null)
        if [ "$attachment" = "" ]; then
            attachment="null"
        fi
        by=$(curl -s -H "Accept: application/activity+json" "$actorlink" | jq -r '.name')
    else
        link=$(echo "$response" | jq -r '.object.id')
        content=$(echo "$response" | jq -r '.object.content')
        replyto=$(echo "$response" | jq -r '.object.inReplyTo')
        actorlink=$(echo "$response" | jq -r '.actor')
        attachment=$(echo "$response" | jq -jc '.object.attachment[].url' 2>/dev/null || echo null)
        if [ "$attachment" = "" ]; then
            attachment="null"
        fi
        by=$(curl -s -H "Accept: application/activity+json" "$actorlink" | jq -r '.name')
    fi
    posts+=("$date―$time―$type―$link―$by―$content―$replyto―$attachment")
    echo -n "."
    # $(echo $content | w3m -T text/html -dump)
done

# Sort posts by date

IFS=$'\n' sortedPosts=($(sort <<<"${posts[*]}"))
unset IFS

echo ""

# Render posts on the screen and via less

for i in "${sortedPosts[@]}"
do
	date=$(echo "$i" | awk -F'―' '{ print $1 }')
    time=$(echo "$i" | awk -F'―' '{ print $2 }')
    type=$(echo "$i" | awk -F'―' '{ print $3 }')
    link=$(echo "$i" | awk -F'―' '{ print $4 }')
    by=$(echo "$i" | awk -F'―' '{ print $5 }')
    content=$(echo "$i" | awk -F'―' '{ print $6 }')
    replyto=$(echo "$i" | awk -F'―' '{ print $7 }')
    attachment=$(echo "$i" | awk -F'―' '{ print $8 }')

    if [ "$prevdate" != "$date" ]; then
        echo -e "\e[1;41m====$date==== \e[0m"
        prevdate="$date"
    fi

    if [[ "$type" = "Announce" ]]; then
        type="🔄"
    else
        type="✨"
    fi
    echo -e "\e[1;42m$type $time $by $link\e[0m"
    if [ "$replyto" != "null" ]; then
        echo " ↩️ $replyto"
    fi
    echo "$content" | w3m -T text/html -dump
    if [ "$attachment" != "null" ]; then
        echo "$attachment"
    fi
done | less -r

#printf "[%s]\n" "${sortedPosts[@]}"